2007 INFINITI FX35 sensor

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Revision: 2006 July 2007 FX35/FX45
DTC Confirmation Procedure ..............................
. 434
Wiring Diagram ................................................... . 435
Diagnostic Procedure .......................................... . 436
Component Inspection ........................................ . 440
DTC P0455 EVAP CONTROL SYSTEM ............... . 441
On Board Diagnosis Logic .................................. . 441
DTC Confirmation Procedure .............................. . 442
Diagnostic Procedure .......................................... . 443
DTC P0456 EVAP CONTROL SYSTEM ............... . 449
On Board Diagnosis Logic .................................. . 449
DTC Confirmation Procedure .............................. . 450
Overall Function Check ....................................... . 451
Diagnostic Procedure .......................................... . 452
DTC P0460 FUEL LEVEL SENSOR ..................... . 459
Component Description ....................................... . 459
On Board Diagnosis Logic .................................. . 459
DTC Confirmation Procedure .............................. . 459
Diagnostic Procedure .......................................... . 460
Removal and Installation ..................................... . 460
DTC P0461 FUEL LEVEL SENSOR ..................... . 461
Component Description ....................................... . 461
On Board Diagnosis Logic .................................. . 461
Overall Function Check ....................................... . 461
Diagnostic Procedure .......................................... . 462
Removal and Installation ..................................... . 462
DTC P0462, P0463 FUEL LEVEL SENSOR ......... . 463
Component Description ....................................... . 463
On Board Diagnosis Logic .................................. . 463
DTC Confirmation Procedure .............................. . 463
Diagnostic Procedure .......................................... . 464
Removal and Installation ..................................... . 464
DTC P0500 VSS .................................................... . 465
Description .......................................................... . 465
On Board Diagnosis Logic .................................. . 465
DTC Confirmation Procedure .............................. . 465
Overall Function Check ....................................... . 466
Diagnostic Procedure .......................................... . 466
DTC P0506 ISC SYSTEM ...................................... . 467
Description .......................................................... . 467
On Board Diagnosis Logic .................................. . 467
DTC Confirmation Procedure .............................. . 467
Diagnostic Procedure .......................................... . 468
DTC P0507 ISC SYSTEM ...................................... . 469
Description .......................................................... . 469
On Board Diagnosis Logic .................................. . 469
DTC Confirmation Procedure .............................. . 469
Diagnostic Procedure .......................................... . 470
DTC P0550 PSP SENSOR .................................... . 471
Component Description ....................................... . 471
CONSULT-II Reference Value in Data Monitor Mode . 471
On Board Diagnosis Logic .................................. . 471
DTC Confirmation Procedure .............................. . 471
Wiring Diagram ................................................... . 472
Diagnostic Procedure .......................................... . 473
Component Inspection ........................................ . 475
Removal and Installation ..................................... . 475
DTC P0603 ECM POWER SUPPLY ...................... . 476
Component Description ....................................... . 476 On Board Diagnosis Logic ...................................
.476
DTC Confirmation Procedure .............................. .476
Wiring Diagram .................................................... .477
Diagnostic Procedure .......................................... .478
DTC P0605 ECM .................................................... .480
Component Description ....................................... .480
On Board Diagnosis Logic ................................... .480
DTC Confirmation Procedure .............................. .480
Diagnostic Procedure .......................................... .481
DTC P0643 SENSOR POWER SUPPLY ............... .483
On Board Diagnosis Logic ................................... .483
DTC Confirmation Procedure .............................. .483
Wiring Diagram .................................................... .484
Diagnostic Procedure .......................................... .486
DTC P0850 PNP SWITCH ..................................... .488
Component Description ....................................... .488
CONSULT-II Reference Value in Data Monitor Mode .488
On Board Diagnosis Logic ................................... .488
DTC Confirmation Procedure .............................. .488
Overall Function Check ....................................... .489
Wiring Diagram .................................................... .490
Diagnostic Procedure .......................................... .491
DTC P1148, P1168 CLOSED LOOP CONTROL ... .493
On Board Diagnosis Logic ................................... .493
DTC P1211 TCS CONTROL UNIT ......................... .494
Description ........................................................... .494
On Board Diagnosis Logic ................................... .494
DTC Confirmation Procedure .............................. .494
Diagnostic Procedure .......................................... .494
DTC P1212 TCS COMMUNICATION LINE ........... .495
Description ........................................................... .495
On Board Diagnosis Logic ................................... .495
DTC Confirmation Procedure .............................. .495
Diagnostic Procedure .......................................... .495
DTC P1217 ENGINE OVER TEMPERATURE ....... .496
Description ........................................................... .496
CONSULT-II Reference Value in Data Monitor Mode .497
On Board Diagnosis Logic ................................... .497
Overall Function Check ....................................... .498
Wiring Diagram .................................................... .500
Diagnostic Procedure .......................................... .502
Main 12 Causes of Overheating .......................... .507
Component Inspection ......................................... .507
DTC P1225 TP SENSOR ....................................... .509
Component Description ....................................... .509
On Board Diagnosis Logic ................................... .509
DTC Confirmation Procedure .............................. .509
Diagnostic Procedure .......................................... .510
Removal and Installation ..................................... .510
DTC P1226 TP SENSOR ....................................... .511
Component Description ....................................... .511
On Board Diagnosis Logic ................................... .511
DTC Confirmation Procedure .............................. .511
Diagnostic Procedure .......................................... .512
Removal and Installation ..................................... .512
DTC P1421 COLD START CONTROL .................. .513
Description ........................................................... .513

EC-6Revision: 2006 July 2007 FX35/FX45
On Board Diagnosis Logic ...................................
.513
DTC Confirmation Procedure .............................. .513
Diagnostic Procedure .......................................... .513
DTC P1564 ICC STEERING SWITCH ................... .515
Component Description ....................................... .515
CONSULT-II Reference Value in Data Monitor Mode .515
On Board Diagnosis Logic ................................... .515
DTC Confirmation Procedure .............................. .516
Wiring Diagram .................................................... .517
Diagnostic Procedure .......................................... .518
Component Inspection ......................................... .521
DTC P1564 ASCD STEERING SWITCH ............... .522
Component Description ....................................... .522
CONSULT-II Reference Value in Data Monitor Mode .522
On Board Diagnosis Logic ................................... .522
DTC Confirmation Procedure .............................. .523
Wiring Diagram .................................................... .524
Diagnostic Procedure .......................................... .525
Component Inspection ......................................... .527
DTC P1568 ICC FUNCTION .................................. .529
On Board Diagnosis Logic ................................... .529
DTC Confirmation Procedure .............................. .529
Diagnostic Procedure .......................................... .529
DTC P1572 ICC BRAKE SWITCH ......................... .530
Component Description ....................................... .530
CONSULT-II Reference Value in Data Monitor Mode .530
On Board Diagnosis Logic ................................... .530
DTC Confirmation Procedure .............................. .531
Wiring Diagram .................................................... .532
Diagnostic Procedure .......................................... .533
Component Inspection ......................................... .538
DTC P1572 ASCD BRAKE SWITCH ..................... .539
Component Description ....................................... .539
CONSULT-II Reference Value in Data Monitor Mode .539
On Board Diagnosis Logic ................................... .539
DTC Confirmation Procedure .............................. .540
Wiring Diagram .................................................... .541
Diagnostic Procedure .......................................... .542
Component Inspection ......................................... .546
DTC P1574 ICC VEHICLE SPEED SENSOR ........ .547
Component Description ....................................... .547
On Board Diagnosis Logic ................................... .547
DTC Confirmation Procedure .............................. .547
Diagnostic Procedure .......................................... .548
DTC P1574 ASCD VEHICLE SPEED SENSOR .... .549
Component Description ....................................... .549
On Board Diagnosis Logic ................................... .549
DTC Confirmation Procedure .............................. .549
Diagnostic Procedure .......................................... .550
DTC P1715 INPUT SPEED SENSOR (TURBINE
REVOLUTION SENSOR) ....................................... .551
Description ........................................................... .551
CONSULT-II Reference Value in Data Monitor Mode .551 On Board Diagnosis Logic ...................................
.551
Diagnostic Procedure ........................................... .551
DTC P1805 BRAKE SWITCH ................................ .552
Description ........................................................... .552
CONSULT-II Reference Value in Data Monitor Mode .552
On Board Diagnosis Logic ................................... .552
DTC Confirmation Procedure ............................... .552
Wiring Diagram .................................................... .553
Diagnostic Procedure ........................................... .554
Component Inspection ......................................... .556
DTC P2100, P2103 THROTTLE CONTROL MOTOR
RELAY .................................................................... .557
Component Description ....................................... .557
CONSULT-II Reference Value in Data Monitor Mode .557
On Board Diagnosis Logic ................................... .557
DTC Confirmation Procedure ............................... .557
Wiring Diagram .................................................... .559
Diagnostic Procedure ........................................... .560
DTC P2101 ELECTRIC THROTTLE CONTROL
FUNCTION ............................................................. .563
Description ........................................................... .563
On Board Diagnosis Logic ................................... .563
DTC Confirmation Procedure ............................... .563
Wiring Diagram .................................................... .564
Diagnostic Procedure ........................................... .565
Component Inspection ......................................... .568
Removal and Installation ...................................... .568
DTC P2118 THROTTLE CONTROL MOTOR ........ .569
Component Description ....................................... .569
On Board Diagnosis Logic ................................... .569
DTC Confirmation Procedure ............................... .569
Wiring Diagram .................................................... .570
Diagnostic Procedure ........................................... .571
Component Inspection ......................................... .572
Removal and Installation ...................................... .573
DTC P2119 ELECTRIC THROTTLE CONTROL
ACTUATOR ............................................................ .574
Component Description ....................................... .574
On Board Diagnosis Logic ................................... .574
DTC Confirmation Procedure ............................... .574
Diagnostic Procedure ........................................... .575
DTC P2122, P2123 APP SENSOR ........................ .576
Component Description ....................................... .576
CONSULT-II Reference Value in Data Monitor Mode .576
On Board Diagnosis Logic ................................... .576
DTC Confirmation Procedure ............................... .577
Wiring Diagram .................................................... .578
Diagnostic Procedure ........................................... .579
Component Inspection ......................................... .582
Removal and Installation ...................................... .582
DTC P2127, P2128 APP SENSOR ........................ .583
Component Description ....................................... .583
CONSULT-II Reference Value in Data Monitor Mode .583
On Board Diagnosis Logic ................................... .583
DTC Confirmation Procedure ...............................

EC-7
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Revision: 2006 July 2007 FX35/FX45
Wiring Diagram ...................................................
. 585
Diagnostic Procedure .......................................... . 586
Component Inspection ........................................ . 589
Removal and Installation ..................................... . 589
DTC P2135 TP SENSOR ....................................... . 590
Component Description ....................................... . 590
CONSULT-II Reference Value in Data Monitor Mode . 590
On Board Diagnosis Logic .................................. . 590
DTC Confirmation Procedure .............................. . 591
Wiring Diagram ................................................... . 592
Diagnostic Procedure .......................................... . 593
Component Inspection ........................................ . 596
Removal and Installation ..................................... . 596
DTC P2138 APP SENSOR .................................... . 597
Component Description ....................................... . 597
CONSULT-II Reference Value in Data Monitor Mode . 597
On Board Diagnosis Logic .................................. . 597
DTC Confirmation Procedure .............................. . 598
Wiring Diagram ................................................... . 599
Diagnostic Procedure .......................................... . 600
Component Inspection ........................................ . 604
Removal and Installation ..................................... . 604
DTC P2A00, P2A03 A/F SENSOR 1 ..................... . 605
Component Description ....................................... . 605
CONSULT-II Reference Value in Data Monitor Mode . 605
On Board Diagnosis Logic .................................. . 605
DTC Confirmation Procedure .............................. . 606
Wiring Diagram ................................................... . 607
Diagnostic Procedure .......................................... . 610
Removal and Installation ..................................... . 616
ASCD BRAKE SWITCH ........................................ . 617
Component Description ....................................... . 617
CONSULT-II Reference Value in Data Monitor Mode . 617
Wiring Diagram ................................................... . 618
Diagnostic Procedure .......................................... . 619
Component Inspection ........................................ . 623
ASCD INDICATOR ................................................ . 624
Component Description ....................................... . 624
CONSULT-II Reference Value in Data Monitor Mode . 624
Wiring Diagram ................................................... . 625
Diagnostic Procedure .......................................... . 626
ELECTRICAL LOAD SIGNAL ............................... . 627
Description .......................................................... . 627
CONSULT-II Reference Value in Data Monitor Mode . 627
Diagnostic Procedure .......................................... . 627
FUEL INJECTOR ................................................... . 629
Component Description ....................................... . 629
CONSULT-II Reference Value in Data Monitor Mode . 629
Wiring Diagram ................................................... . 630
Diagnostic Procedure .......................................... . 631
Component Inspection ........................................ . 635
Removal and Installation ..................................... . 635 FUEL PUMP ...........................................................
.636
Description ........................................................... .636
CONSULT-II Reference Value in Data Monitor Mode .636
Wiring Diagram .................................................... .637
Diagnostic Procedure .......................................... .638
Component Inspection ......................................... .641
Removal and Installation ..................................... .641
ICC BRAKE SWITCH ............................................ .642
Component Description ....................................... .642
CONSULT-II Reference Value in Data Monitor Mode .642
Wiring Diagram .................................................... .643
Diagnostic Procedure .......................................... .644
Component Inspection ......................................... .649
IGNITION SIGNAL ................................................. .650
Component Description ....................................... .650
Wiring Diagram .................................................... .651
Diagnostic Procedure .......................................... .656
Component Inspection ......................................... .661
Removal and Installation ..................................... .662
REFRIGERANT PRESSURE SENSOR ................. .663
Component Description ....................................... .663
Wiring Diagram .................................................... .664
Diagnostic Procedure .......................................... .665
Removal and Installation ..................................... .667
SNOW MODE SWITCH ......................................... .668
Description ........................................................... .668
CONSULT-II Reference Value in the Data Monitor
Mode .................................................................... .668
Wiring Diagram .................................................... .669
Diagnostic Procedure .......................................... .670
Component Inspection ......................................... .672
MIL AND DATA LINK CONNECTOR ..................... .673
Wiring Diagram .................................................... .673
SERVICE DATA AND SPECIFICATIONS (SDS) ... .675
Fuel Pressure ...................................................... .675
Idle Speed and Ignition Timing ............................ .675
Calculated Load Value ......................................... .675
Mass Air Flow Sensor .......................................... .675
Intake Air Temperature Sensor ............................ .675
Engine Coolant Temperature Sensor .................. .675
Air Fuel Ratio (A/F) Sensor 1 Heater ................... .675
Heated Oxygen sensor 2 Heater ......................... .675
Crankshaft Position Sensor (POS) ...................... .675
Camshaft Position Sensor (PHASE) ................... .675
Throttle Control Motor .......................................... .675
Fuel Injector ......................................................... .676
Fuel Pump ........................................................... .676
VK45DE
INDEX FOR DTC .................................................... .677
DTC No. Index ..................................................... .677
Alphabetical Index ............................................... .681
PRECAUTIONS ..................................................... .685
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” .............................................................. .685

EC-8Revision: 2006 July 2007 FX35/FX45
Precautions for Procedures without Cowl Top Cover
.685
On Board Diagnostic (OBD) System of Engine and
A/T ....................................................................... .685
Precaution ........................................................... .686
PREPARATION ...................................................... .689
Special Service Tools .......................................... .689
Commercial Service Tools ................................... .690
ENGINE CONTROL SYSTEM ............................... .691
System Diagram .................................................. .691
Multiport Fuel Injection (MFI) System .................. .692
Electronic Ignition (EI) System ............................ .694
Fuel Cut Control (at No Load and High Engine
Speed) ................................................................. .695
AIR CONDITIONING CUT CONTROL ................... .696
Input/Output Signal Chart .................................... .696
System Description .............................................. .696
AUTOMATIC SPEED CONTROL DEVICE (ASCD) .697
System Description .............................................. .697
Component Description ....................................... .698
CAN COMMUNICATION ........................................ .699
System Description .............................................. .699
EVAPORATIVE EMISSION SYSTEM .................... .700
Description ........................................................... .700
Component Inspection ......................................... .703
Removal and Installation ..................................... .704
How to Detect Fuel Vapor Leakage ..................... .704
ON BOARD REFUELING VAPOR RECOVERY
(ORVR) ................................................................... .707
System Description .............................................. .707
Diagnostic Procedure .......................................... .708
Component Inspection ......................................... .710
POSITIVE CRANKCASE VENTILATION .............. .712
Description ........................................................... .712
Component Inspection ......................................... .712
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-
NATS) ..................................................................... .714
Description ........................................................... .714
ON BOARD DIAGNOSTIC (OBD) SYSTEM ......... .715
Introduction .......................................................... .715
Two Trip Detection Logic ..................................... .715
Emission-related Diagnostic Information ............. .716
Malfunction Indicator Lamp (MIL) ........................ .730
OBD System Operation Chart ............................. .732
BASIC SERVICE PROCEDURE ............................ .738
Basic Inspection .................................................. .738
Idle Speed and Ignition Timing Check ................. .743
Procedure After Replacing ECM ......................... .744
VIN Registration .................................................. .744
Accelerator Pedal Released Position Learning ... .745
Throttle Valve Closed Position Learning .............. .745
Idle Air Volume Learning ..................................... .745
Fuel Pressure Check ........................................... .747
TROUBLE DIAGNOSIS ......................................... .749
Trouble Diagnosis Introduction ............................ .749
DTC Inspection Priority Chart .............................. .755
Fail-Safe Chart .................................................... .757
Symptom Matrix Chart ......................................... .758
Engine Control Component Parts Location ......... .762
Vacuum Hose Drawing ........................................ .769 Circuit Diagram ....................................................
.770
ECM Harness Connector Terminal Layout ........... .772
ECM Terminals and Reference Value .................. .772
CONSULT-II Function (ENGINE) ......................... .781
Generic Scan Tool (GST) Function ...................... .793
CONSULT-II Reference Value in Data Monitor .... .796
Major Sensor Reference Graph in Data Monitor
Mode .................................................................... .800
TROUBLE DIAGNOSIS - SPECIFICATION VALUE .802
Description ........................................................... .802
Testing Condition ................................................. .802
Inspection Procedure ........................................... .802
Diagnostic Procedure ........................................... .803
TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-
DENT ...................................................................... .812
Description ........................................................... .812
Diagnostic Procedure ........................................... .812
POWER SUPPLY AND GROUND CIRCUIT .......... .813
Wiring Diagram .................................................... .813
Diagnostic Procedure ........................................... .814
Ground Inspection ................................................ .819
DTC U1000, U1001 CAN COMMUNICATION LINE .820
Description ........................................................... .820
On Board Diagnosis Logic ................................... .820
DTC Confirmation Procedure ............................... .820
Wiring Diagram .................................................... .821
Diagnostic Procedure ........................................... .822
DTC U1010 CAN COMMUNICATION .................... .823
Description ........................................................... .823
On Board Diagnosis Logic ................................... .823
DTC Confirmation Procedure ............................... .823
Diagnostic Procedure ........................................... .824
DTC P0011, P0021 IVT CONTROL ........................ .825
Description ........................................................... .825
CONSULT-II Reference Value in Data Monitor Mode .826
On Board Diagnosis Logic ................................... .826
DTC Confirmation Procedure ............................... .827
Wiring Diagram .................................................... .828
Diagnostic Procedure ........................................... .831
Component Inspection ......................................... .835
Removal and Installation ...................................... .836
DTC P0031, P0032, P0051, P0052 A/F SENSOR 1
HEATER .................................................................. .837
Description ........................................................... .837
CONSULT-II Reference Value in Data Monitor Mode .837
On Board Diagnosis Logic ................................... .837
DTC Confirmation Procedure ............................... .837
Wiring Diagram .................................................... .838
Diagnostic Procedure ........................................... .841
Component Inspection ......................................... .843
Removal and Installation ...................................... .843
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER .844
Description ........................................................... .844
CONSULT-II Reference Value in Data Monitor Mode .844
On Board Diagnosis Logic ................................... .844
DTC Confirmation Procedure ............................... .845

EC-9
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Revision: 2006 July 2007 FX35/FX45
Wiring Diagram ...................................................
. 846
Diagnostic Procedure .......................................... . 849
Component Inspection ........................................ . 851
Removal and Installation ..................................... . 851
DTC P0075, P0081 IVT CONTROL SOLENOID
VALVE .................................................................... . 852
Component Description ....................................... . 852
CONSULT-II Reference Value in Data Monitor Mode . 852
On Board Diagnosis Logic .................................. . 852
DTC Confirmation Procedure .............................. . 852
Wiring Diagram ................................................... . 853
Diagnostic Procedure .......................................... . 857
Component Inspection ........................................ . 858
Removal and Installation ..................................... . 858
DTC P0101 MAF SENSOR ................................... . 859
Component Description ....................................... . 859
CONSULT-II Reference Value in Data Monitor Mode . 859
On Board Diagnosis Logic .................................. . 859
DTC Confirmation Procedure .............................. . 860
Overall Function Check ....................................... . 861
Wiring Diagram ................................................... . 862
Diagnostic Procedure .......................................... . 863
Component Inspection ........................................ . 866
Removal and Installation ..................................... . 867
DTC P0102, P0103 MAF SENSOR ....................... . 868
Component Description ....................................... . 868
CONSULT-II Reference Value in Data Monitor Mode . 868
On Board Diagnosis Logic .................................. . 868
DTC Confirmation Procedure .............................. . 869
Wiring Diagram ................................................... . 870
Diagnostic Procedure .......................................... . 871
Component Inspection ........................................ . 873
Removal and Installation ..................................... . 874
DTC P0112, P0113 IAT SENSOR .......................... . 875
Component Description ....................................... . 875
On Board Diagnosis Logic .................................. . 875
DTC Confirmation Procedure .............................. . 875
Wiring Diagram ................................................... . 877
Diagnostic Procedure .......................................... . 878
Component Inspection ........................................ . 879
Removal and Installation ..................................... . 879
DTC P0117, P0118 ECT SENSOR ........................ . 880
Component Description ....................................... . 880
On Board Diagnosis Logic .................................. . 880
DTC Confirmation Procedure .............................. . 881
Wiring Diagram ................................................... . 882
Diagnostic Procedure .......................................... . 883
Component Inspection ........................................ . 885
Removal and Installation ..................................... . 885
DTC P0122, P0123 TP SENSOR .......................... . 886
Component Description ....................................... . 886
CONSULT-II Reference Value in Data Monitor Mode . 886
On Board Diagnosis Logic .................................. . 886
DTC Confirmation Procedure .............................. . 887
Wiring Diagram ................................................... . 888 Diagnostic Procedure ..........................................
.889
Component Inspection ......................................... .892
Removal and Installation ..................................... .892
DTC P0125 ECT SENSOR .................................... .893
Component Description ....................................... .893
On Board Diagnosis Logic ................................... .893
DTC Confirmation Procedure .............................. .894
Diagnostic Procedure .......................................... .894
Component Inspection ......................................... .895
Removal and Installation ..................................... .895
DTC P0127 IAT SENSOR ...................................... .896
Component Description ....................................... .896
On Board Diagnosis Logic ................................... .896
DTC Confirmation Procedure .............................. .896
Diagnostic Procedure .......................................... .897
Component Inspection ......................................... .898
Removal and Installation ..................................... .898
DTC P0128 THERMOSTAT FUNCTION ................ .899
On Board Diagnosis Logic ................................... .899
DTC Confirmation Procedure .............................. .899
Diagnostic Procedure .......................................... .899
Component Inspection ......................................... .900
Removal and Installation ..................................... .900
DTC P0130, P0150 A/F SENSOR 1 ...................... .901
Component Description ....................................... .901
CONSULT-II Reference Value in Data Monitor Mode .901
On Board Diagnosis Logic ................................... .901
DTC Confirmation Procedure .............................. .902
Overall Function Check ....................................... .903
Wiring Diagram .................................................... .904
Diagnostic Procedure .......................................... .907
Removal and Installation ..................................... .910
DTC P0131, P0151 A/F SENSOR 1 ...................... .911
Component Description ....................................... .911
CONSULT-II Reference Value in Data Monitor Mode .911
On Board Diagnosis Logic ................................... .911
DTC Confirmation Procedure .............................. .912
Wiring Diagram .................................................... .913
Diagnostic Procedure .......................................... .916
Removal and Installation ..................................... .919
DTC P0132, P0152 A/F SENSOR 1 ...................... .920
Component Description ....................................... .920
CONSULT-II Reference Value in Data Monitor Mode .920
On Board Diagnosis Logic ................................... .920
DTC Confirmation Procedure .............................. .921
Wiring Diagram .................................................... .922
Diagnostic Procedure .......................................... .925
Removal and Installation ..................................... .928
DTC P0133, P0153 A/F SENSOR 1 ...................... .929
Component Description ....................................... .929
CONSULT-II Reference Value in Data Monitor Mode .929
On Board Diagnosis Logic ................................... .929
DTC Confirmation Procedure .............................. .930
Wiring Diagram .................................................... .932

EC-10Revision: 2006 July 2007 FX35/FX45
Diagnostic Procedure ..........................................
.935
Removal and Installation ..................................... .940
DTC P0137, P0157 HO2S2 .................................... .941
Component Description ....................................... .941
CONSULT-II Reference Value in Data Monitor Mode .941
On Board Diagnosis Logic ................................... .941
DTC Confirmation Procedure .............................. .942
Overall Function Check ....................................... .943
Wiring Diagram .................................................... .944
Diagnostic Procedure .......................................... .947
Component Inspection ......................................... .950
Removal and Installation ..................................... .951
DTC P0138, P0158 HO2S2 .................................... .952
Component Description ....................................... .952
CONSULT-II Reference Value in Data Monitor Mode .952
On Board Diagnosis Logic ................................... .952
DTC Confirmation Procedure .............................. .953
Overall Function Check ....................................... .954
Wiring Diagram .................................................... .955
Diagnostic Procedure .......................................... .958
Component Inspection ......................................... .963
Removal and Installation ..................................... .964
DTC P0139, P0159 HO2S2 .................................... .965
Component Description ....................................... .965
CONSULT-II Reference Value in Data Monitor Mode .965
On Board Diagnosis Logic ................................... .965
DTC Confirmation Procedure .............................. .966
Overall Function Check ....................................... .967
Wiring Diagram .................................................... .968
Diagnostic Procedure .......................................... .971
Component Inspection ......................................... .974
Removal and Installation ..................................... .975
DTC P0171, P0174 FUEL INJECTION SYSTEM
FUNCTION ............................................................. .976
On Board Diagnosis Logic ................................... .976
DTC Confirmation Procedure .............................. .976
Wiring Diagram .................................................... .978
Diagnostic Procedure .......................................... .982
DTC P0172, P0175 FUEL INJECTION SYSTEM
FUNCTION ............................................................. .987
On Board Diagnosis Logic ................................... .987
DTC Confirmation Procedure .............................. .987
Wiring Diagram .................................................... .989
Diagnostic Procedure .......................................... .993
DTC P0181 FTT SENSOR ..................................... .998
Component Description ....................................... .998
On Board Diagnosis Logic ................................... .998
DTC Confirmation Procedure .............................. .998
Wiring Diagram .................................................... 1000
Diagnostic Procedure .......................................... 1001
Component Inspection ......................................... 1003
Removal and Installation ..................................... 1003
DTC P0182, P0183 FTT SENSOR ......................... 1004
Component Description ....................................... 1004
On Board Diagnosis Logic ................................... 1004
DTC Confirmation Procedure .............................. 1004 Wiring Diagram ....................................................
1005
Diagnostic Procedure ........................................... 1006
Component Inspection ......................................... 1008
Removal and Installation ...................................... 1008
DTC P0222, P0223 TP SENSOR ........................... 1009
Component Description ....................................... 1009
CONSULT-II Reference Value in Data Monitor Mode 1009
On Board Diagnosis Logic ................................... 1009
DTC Confirmation Procedure ............................... 1010
Wiring Diagram .................................................... 1011
Diagnostic Procedure ........................................... 1012
Component Inspection ......................................... 1015
Removal and Installation ...................................... 1015
DTC P0300 - P0308 MULTIPLE CYLINDER MIS-
FIRE, NO. 1 - 8 CYLINDER MISFIRE .................... 1016
On Board Diagnosis Logic ................................... 1016
DTC Confirmation Procedure ............................... 1017
Diagnostic Procedure ........................................... 1018
DTC P0327, P0328, P0332, P0333 KS .................. 1026
Component Description ....................................... 1026
On Board Diagnosis Logic ................................... 1026
DTC Confirmation Procedure ............................... 1026
Wiring Diagram .................................................... 1027
Diagnostic Procedure ........................................... 1028
Component Inspection ......................................... 1030
Removal and Installation ...................................... 1030
DTC P0335 CKP SENSOR (POS) ......................... 1031
Component Description ....................................... 1031
CONSULT-II Reference Value in Data Monitor Mode 1031
On Board Diagnosis Logic ................................... 1031
DTC Confirmation Procedure ............................... 1032
Wiring Diagram .................................................... 1033
Diagnostic Procedure ........................................... 1034
Component Inspection ......................................... 1037
Removal and Installation ...................................... 1037
DTC P0340 CAMSHAFT POSITION (CMP) SEN-
SOR (PHASE) ........................................................ 1038
Component Description ....................................... 1038
CONSULT-II Reference Value in Data Monitor Mode 1038
On Board Diagnosis Logic ................................... 1038
DTC Confirmation Procedure ............................... 1039
Wiring Diagram .................................................... 1040
Diagnostic Procedure ........................................... 1041
Component Inspection ......................................... 1044
Removal and Installation ...................................... 1044
DTC P0420, P0430 THREE WAY CATALYST FUNC-
TION ....................................................................... 1045
On Board Diagnosis Logic ................................... 1045
DTC Confirmation Procedure ............................... 1045
Overall Function Check ........................................ 1046
Diagnostic Procedure ........................................... 1047
DTC P0441 EVAP CONTROL SYSTEM ................ 1051
System Description .............................................. 1051
On Board Diagnosis Logic ................................... 1051
DTC Confirmation Procedure ............................... 1051

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Overall Function Check .......................................
1052
Diagnostic Procedure .......................................... 1053
DTC P0442 EVAP CONTROL SYSTEM ............... 1056
On Board Diagnosis Logic .................................. 1056
DTC Confirmation Procedure .............................. 1057
Diagnostic Procedure .......................................... 1059
DTC P0443 EVAP CANISTER PURGE VOLUME
CONTROL SOLENOID VALVE ............................. 1065
Description .......................................................... 1065
CONSULT-II Reference Value in Data Monitor Mode 1065
On Board Diagnosis Logic .................................. 1066
DTC Confirmation Procedure .............................. 1066
Wiring Diagram ................................................... 1067
Diagnostic Procedure .......................................... 1069
Component Inspection ........................................ 1072
Removal and Installation ..................................... 1072
DTC P0444, P0445 EVAP CANISTER PURGE VOL-
UME CONTROL SOLENOID VALVE .................... 1073
Description .......................................................... 1073
CONSULT-II Reference Value in Data Monitor Mode 1073
On Board Diagnosis Logic .................................. 1074
DTC Confirmation Procedure .............................. 1074
Wiring Diagram ................................................... 1075
Diagnostic Procedure .......................................... 1077
Component Inspection ........................................ 1078
Removal and Installation ..................................... 1079
DTC P0447 EVAP CANISTER VENT CONTROL
VALVE .................................................................... 1080
Component Description ....................................... 1080
CONSULT-II Reference Value in Data Monitor Mode
1080
On Board Diagnosis Logic .................................. 1080
DTC Confirmation Procedure .............................. 1081
Wiring Diagram ................................................... 1082
Diagnostic Procedure .......................................... 1083
Component Inspection ........................................ 1085
DTC P0448 EVAP CANISTER VENT CONTROL
VALVE .................................................................... 1087
Component Description ....................................... 1087
CONSULT-II Reference Value in Data Monitor Mode 1087
On Board Diagnosis Logic .................................. 1087
DTC Confirmation Procedure .............................. 1088
Wiring Diagram ................................................... 1089
Diagnostic Procedure .......................................... 1090
Component Inspection ........................................ 1091
DTC P0451 EVAP CONTROL SYSTEM PRESSURE
SENSOR ................................................................ 1093
Component Description ....................................... 1093
CONSULT-II Reference Value in Data Monitor Mode 1093
On Board Diagnosis Logic .................................. 1093
DTC Confirmation Procedure .............................. 1094
Diagnostic Procedure .......................................... 1094
Component Inspection ........................................ 1095
DTC P0452 EVAP CONTROL SYSTEM PRESSURE SENSOR ................................................................
1096
Component Description ....................................... 1096
CONSULT-II Reference Value in Data Monitor Mode 1096
On Board Diagnosis Logic ................................... 1096
DTC Confirmation Procedure .............................. 1097
Wiring Diagram .................................................... 1098
Diagnostic Procedure .......................................... 1099
Component Inspection ......................................... 11 0 1
DTC P0453 EVAP CONTROL SYSTEM PRESSURE
SENSOR ................................................................ 110 2
Component Description ....................................... 11 0 2
CONSULT-II Reference Value in Data Monitor Mode 11 0 2
On Board Diagnosis Logic ................................... 11 0 2
DTC Confirmation Procedure .............................. 11 0 3
Wiring Diagram .................................................... 11 0 4
Diagnostic Procedure .......................................... 11 0 5
Component Inspection ......................................... 11 0 9
DTC P0455 EVAP CONTROL SYSTEM ................ 111 0
On Board Diagnosis Logic ...................................1110
DTC Confirmation Procedure ..............................1111
Diagnostic Procedure ..........................................1112
DTC P0456 EVAP CONTROL SYSTEM ................ 111 8
On Board Diagnosis Logic ...................................1118
DTC Confirmation Procedure ..............................1119
Overall Function Check ....................................... 11 2 0
Diagnostic Procedure .......................................... 11 2 1
DTC P0460 FUEL LEVEL SENSOR ...................... 112 7
Component Description ....................................... 11 2 7
On Board Diagnosis Logic ................................... 11 2 7
DTC Confirmation Procedure .............................. 11 2 7
Diagnostic Procedure .......................................... 11 2 8
Removal and Installation ..................................... 11 2 8
DTC P0461 FUEL LEVEL SENSOR ...................... 112 9
Component Description ....................................... 11 2 9
On Board Diagnosis Logic ................................... 11 2 9
Overall Function Check ....................................... 11 2 9
Diagnostic Procedure .......................................... 11 3 0
Removal and Installation ..................................... 11 3 0
DTC P0462, P0463 FUEL LEVEL SENSOR ......... 113 1
Component Description ....................................... 11 3 1
On Board Diagnosis Logic ................................... 11 3 1
DTC Confirmation Procedure .............................. 11 3 1
Diagnostic Procedure .......................................... 11 3 2
Removal and Installation ..................................... 11 3 2
DTC P0500 VSS ..................................................... 113 3
Description ........................................................... 11 3 3
On Board Diagnosis Logic ................................... 11 3 3
DTC Confirmation Procedure .............................. 11 3 3
Overall Function Check ....................................... 11 3 4
Diagnostic Procedure .......................................... 11 3 4
DTC P0506 ISC SYSTEM ...................................... 113 5
Description ........................................................... 11 3 5
On Board Diagnosis Logic ................................... 11 3 5
DTC Confirmation Procedure .............................. 11 3 5
Diagnostic Procedure .......................................... 11 3 6
DTC P0507 ISC SYSTEM ...................................... 113 7
Description ........................................................... 11 3 7

EC-12Revision: 2006 July 2007 FX35/FX45
On Board Diagnosis Logic ...................................
11 3 7
DTC Confirmation Procedure .............................. 11 3 7
Diagnostic Procedure .......................................... 11 3 8
DTC P0550 PSP SENSOR ..................................... 113 9
Component Description ....................................... 11 3 9
CONSULT-II Reference Value in Data Monitor Mode 11 3 9
On Board Diagnosis Logic ................................... 11 3 9
DTC Confirmation Procedure .............................. 11 3 9
Wiring Diagram .................................................... 11 4 0
Diagnostic Procedure .......................................... 11 4 1
Component Inspection ......................................... 11 4 3
Removal and Installation ..................................... 11 4 3
DTC P0603 ECM POWER SUPPLY ...................... 114 4
Component Description ....................................... 11 4 4
On Board Diagnosis Logic ................................... 11 4 4
DTC Confirmation Procedure .............................. 11 4 4
Wiring Diagram .................................................... 11 4 5
Diagnostic Procedure .......................................... 11 4 6
DTC P0605 ECM .................................................... 114 8
Component Description ....................................... 11 4 8
On Board Diagnosis Logic ................................... 11 4 8
DTC Confirmation Procedure .............................. 11 4 8
Diagnostic Procedure .......................................... 11 4 9
DTC P0643 SENSOR POWER SUPPLY ............... 115 1
On Board Diagnosis Logic ................................... 11 5 1
DTC Confirmation Procedure .............................. 11 5 1
Wiring Diagram .................................................... 11 5 2
Diagnostic Procedure .......................................... 11 5 4
DTC P0850 PNP SWITCH ..................................... 115 6
Component Description ....................................... 11 5 6
CONSULT-II Reference Value in Data Monitor Mode
11 5 6
On Board Diagnosis Logic ................................... 11 5 6
DTC Confirmation Procedure .............................. 11 5 6
Overall Function Check ....................................... 11 5 7
Wiring Diagram .................................................... 11 5 8
Diagnostic Procedure .......................................... 11 5 9
DTC P1140, P1145 IVT CONTROL POSITION SEN-
SOR ........................................................................ 116 1
Component Description ....................................... 11 6 1
CONSULT-II Reference Value in Data Monitor Mode 11 6 1
On Board Diagnosis Logic ................................... 11 6 1
DTC Confirmation Procedure .............................. 11 6 1
Wiring Diagram .................................................... 11 6 3
Diagnostic Procedure .......................................... 11 6 6
Component Inspection ......................................... 11 6 9
Removal and Installation ..................................... 11 6 9
DTC P1148, P1168 CLOSED LOOP CONTROL ... 117 0
On Board Diagnosis Logic ................................... 11 7 0
DTC P1211 TCS CONTROL UNIT ......................... 117 1
Description ........................................................... 11 7 1
On Board Diagnosis Logic ................................... 11 7 1
DTC Confirmation Procedure .............................. 11 7 1
Diagnostic Procedure .......................................... 11 7 1
DTC P1212 TCS COMMUNICATION LINE ........... 117 2
Description ........................................................... 11 7 2
On Board Diagnosis Logic ................................... 11 7 2 DTC Confirmation Procedure ...............................
11 7 2
Diagnostic Procedure ........................................... 11 7 2
DTC P1217 ENGINE OVER TEMPERATURE ....... 11 73
Description ........................................................... 11 7 3
CONSULT-II Reference Value in Data Monitor Mode 11 7 4
On Board Diagnosis Logic ................................... 11 7 4
Overall Function Check ........................................ 11 7 5
Wiring Diagram .................................................... 11 7 7
Diagnostic Procedure ........................................... 11 7 9
Main 13 Causes of Overheating .......................... 11 8 3
Component Inspection ......................................... 11 8 4
DTC P1225 TP SENSOR ....................................... 11 85
Component Description ....................................... 11 8 5
On Board Diagnosis Logic ................................... 11 8 5
DTC Confirmation Procedure ............................... 11 8 5
Diagnostic Procedure ........................................... 11 8 6
Removal and Installation ...................................... 11 8 6
DTC P1226 TP SENSOR ....................................... 11 87
Component Description ....................................... 11 8 7
On Board Diagnosis Logic ................................... 11 8 7
DTC Confirmation Procedure ............................... 11 8 7
Diagnostic Procedure ........................................... 11 8 8
Removal and Installation ...................................... 11 8 8
DTC P1421 COLD START CONTROL ................... 11 89
Description ........................................................... 11 8 9
On Board Diagnosis Logic ................................... 11 8 9
DTC Confirmation Procedure ............................... 11 8 9
Diagnostic Procedure ........................................... 11 8 9
DTC P1564 ICC STEERING SWITCH ................... 11 91
Component Description ....................................... 11 9 1
CONSULT-II Reference Value in Data Monitor Mode
11 9 1
On Board Diagnosis Logic ................................... 11 9 1
DTC Confirmation Procedure ............................... 11 9 2
Wiring Diagram .................................................... 11 9 3
Diagnostic Procedure ........................................... 11 9 4
Component Inspection ......................................... 11 9 7
DTC P1564 ASCD STEERING SWITCH ............... 11 98
Component Description ....................................... 11 9 8
CONSULT-II Reference Value in Data Monitor Mode 11 9 8
On Board Diagnosis Logic ................................... 11 9 8
DTC Confirmation Procedure ............................... 11 9 9
Wiring Diagram .................................................... 1200
Diagnostic Procedure ........................................... 1201
Component Inspection ......................................... 1204
DTC P1568 ICC FUNCTION .................................. 1205
On Board Diagnosis Logic ................................... 1205
DTC Confirmation Procedure ............................... 1205
Diagnostic Procedure ........................................... 1205
DTC P1572 ICC BRAKE SWITCH ......................... 1206
Component Description ....................................... 1206
CONSULT-II Reference Value in Data Monitor Mode 1206
On Board Diagnosis Logic ................................... 1206
DTC Confirmation Procedure ............................... 1207
Wiring Diagram .................................................... 1208