2006 INFINITI M35 fuel
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EC-1
ENGINE CONTROL SYSTEM
B ENGINE
CONTENTS
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SECTION EC
A
EC
Revision: 2006 January2006 M35/M45
ENGINE CONTROL SYSTEM
VQ35DE
INDEX FOR DTC ...................................................... 16
DTC No. Index ....................................................... 16
Alphabetical Index .................................................. 20
PRECAUTIONS ........................................................ 24
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” ................................................................ 24
Precautions for Procedures without Cowl Top Cover ... 24
On Board Diagnostic (OBD) System of Engine and
A/T .......................................................................... 24
Precaution .............................................................. 25
PREPARATION ......................................................... 28
Special Service Tools ............................................. 28
Commercial Service Tools ...................................... 29
ENGINE CONTROL SYSTEM .................................. 30
System Diagram ..................................................... 30
Multiport Fuel Injection (MFI) System .................... 31
Electronic Ignition (EI) System ............................... 33
Fuel Cut Control (At No Load and High Engine
Speed) .................................................................... 34
AIR CONDITIONING CUT CONTROL ..................... 35
Input/Output Signal Chart ....................................... 35
System Description ................................................ 35
AUTOMATIC SPEED CONTROL DEVICE (ASCD) ... 36
System Description ................................................ 36
Component Description .......................................... 37
CAN COMMUNICATION .......................................... 38
System Description ................................................ 38
EVAPORATIVE EMISSION SYSTEM ....................... 39
Description ............................................................. 39
Component Inspection ........................................... 42
Removal and Installation ........................................ 43
How to Detect Fuel Vapor Leakage ....................... 43
ON BOARD REFUELING VAPOR RECOVERY
(ORVR) ...................................................................... 46
System Description ................................................ 46
Diagnostic Procedure ............................................. 47
Component Inspection ........................................... 49POSITIVE CRANKCASE VENTILATION ................. 51
Description .............................................................. 51
Component Inspection ............................................ 51
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-
NATS) ........................................................................ 53
Description .............................................................. 53
ON BOARD DIAGNOSTIC (OBD) SYSTEM ............ 54
Introduction ..................................................
........... 54
Two Trip Detection Logic ........................................ 54
Emission-Related Diagnostic Information ............... 55
Malfunction Indicator Lamp (MIL) ........................... 69
OBD System Operation Chart ................................ 72
BASIC SERVICE PROCEDURE ............................... 77
Basic Inspection ..................................................... 77
Idle Speed and Ignition Timing Check .................... 82
Idle Mixture Ratio Adjustment ................................. 84
VIN Registration ..................................................... 95
Accelerator Pedal Released Position Learning ...... 95
Throttle Valve Closed Position Learning ................. 95
Idle Air Volume Learning ........................................ 96
Fuel Pressure Check .............................................. 98
TROUBLE DIAGNOSIS ..........................................100
Trouble Diagnosis Introduction .............................100
DTC Inspection Priority Chart ...............................106
Fail-Safe Chart .....................................................108
Symptom Matrix Chart ..........................................109
Engine Control Component Parts Location ..........113
Vacuum Hose Drawing .........................................121
Circuit Diagram .....................................................122
ECM Harness Connector Terminal Layout ...........124
ECM Terminals and Reference Value ...................124
CONSULT-II Function (ENGINE) ..........................133
Generic Scan Tool (GST) Function .......................146
CONSULT-II Reference Value in Data Monitor .....149
Major Sensor Reference Graph in Data Monitor
Mode .....................................................................153
TROUBLE DIAGNOSIS - SPECIFICATION VALUE .155
Description ............................................................155
Testing Condition ..................................................155
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Revision: 2006 January2006 M35/M45 On Board Diagnosis Logic ...................................241
DTC Confirmation Procedure ...............................241
Diagnostic Procedure ...........................................242
Component Inspection .........................................243
Removal and Installation ......................................243
DTC P0128 THERMOSTAT FUNCTION ................244
On Board Diagnosis Logic ...................................244
DTC Confirmation Procedure ...............................244
Diagnostic Procedure ...........................................244
Component Inspection .........................................245
Removal and Installation ......................................245
DTC P0130, P0150 A/F SENSOR 1 .......................246
Component Description ........................................246
CONSULT-II Reference Value in Data Monitor Mode
.246
On Board Diagnosis Logic ...................................246
DTC Confirmation Procedure ...............................246
Overall Function Check ........................................247
Wiring Diagram ....................................................249
Diagnostic Procedure ...........................................252
Removal and Installation ......................................255
DTC P0131, P0151 A/F SENSOR 1 .......................256
Component Description ........................................256
CONSULT-II Reference Value in Data Monitor Mode
.256
On Board Diagnosis Logic ...................................256
DTC Confirmation Procedure ...............................256
Wiring Diagram ....................................................258
Diagnostic Procedure ...........................................261
Removal and Installation ......................................264
DTC P0132, P0152 A/F SENSOR 1 .......................265
Component Description ........................................265
CONSULT-II Reference Value in Data Monitor Mode
.265
On Board Diagnosis Logic ...................................265
DTC Confirmation Procedure ...............................265
Wiring Diagram ....................................................267
Diagnostic Procedure ...........................................270
Removal and Installation ......................................273
DTC P0133, P0153 A/F SENSOR 1 .......................274
Component Description ........................................274
CONSULT-II Reference Value in Data Monitor Mode
.274
On Board Diagnosis Logic ...................................274
DTC Confirmation Procedure ...............................275
Wiring Diagram ....................................................277
Diagnostic Procedure ...........................................280
Removal and Installation ......................................285
DTC P0137, P0157 HO2S2 ....................................286
Component Description ........................................286
CONSULT-II Reference Value in Data Monitor Mode
.286
On Board Diagnosis Logic ...................................286
DTC Confirmation Procedure ...............................287
Overall Function Check ........................................287
Wiring Diagram ....................................................289
Diagnostic Procedure ...........................................292
Component Inspection .........................................294
Removal and Installation ......................................296DTC P0138, P0158 HO2S2 .....................................297
Component Description ........................................297
CONSULT-II Reference Value in Data Monitor Mode
.297
On Board Diagnosis Logic ....................................297
DTC Confirmation Procedure ...............................298
Overall Function Check ........................................299
Wiring Diagram .....................................................300
Diagnostic Procedure ...........................................303
Component Inspection ..........................................307
Removal and Installation ......................................309
DTC P0139, P0159 HO2S2 .....................................310
Component Description ........................................310
CONSULT-II Reference Value in Data Monitor Mode
.310
On Board Diagnosis Logic ....................................310
DTC Confirmation Procedure ...............................311
Overall Function Check ........................................311
Wiring Diagram .....................................................313
Diagnostic Procedure ...........................................316
Component Inspection ..........................................318
Removal and Installation ......................................320
DTC P0171, P0174 FUEL INJECTION SYSTEM
FUNCTION ..............................................................321
On Board Diagnosis Logic ....................................321
DTC Confirmation Procedure ...............................321
Wiring Diagram .....................................................323
Diagnostic Procedure ...........................................327
DTC P0172, P0175 FUEL INJECTION SYSTEM
FUNCTION ..............................................................332
On Board Diagnosis Logic ....................................332
DTC Confirmation Procedure ...............................332
Wiring Diagram .....................................................334
Diagnostic Procedure ...........................................338
DTC P0181 FTT SENSOR ......................................343
Component Description ........................................343
On Board Diagnosis Logic ....................................343
DTC Confirmation Procedure ...............................343
Wiring Diagram .....................................................345
Diagnostic Procedure ...........................................346
Component Inspection ..........................................348
Removal and Installation ......................................348
DTC P0182, P0183 FTT SENSOR ..........................349
Component Description ........................................349
On Board Diagnosis Logic ....................................349
DTC Confirmation Procedure ...............................349
Wiring Diagram .....................................................350
Diagnostic Procedure ...........................................351
Component Inspection ..........................................353
Removal and Installation ......................................353
DTC P0222, P0223 TP SENSOR ............................354
Component Description ........................................354
CONSULT-II Reference Value in Data Monitor Mode
.354
On Board Diagnosis Logic ....................................354
DTC Confirmation Procedure ...............................355
Wiring Diagram .....................................................356
Diagnostic Procedure ...........................................357
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Revision: 2006 January2006 M35/M45 DTC Confirmation Procedure ...............................451
Wiring Diagram ....................................................452
Diagnostic Procedure ...........................................453
Component Inspection .........................................457
DTC P0455 EVAP CONTROL SYSTEM ................458
On Board Diagnosis Logic ...................................458
DTC Confirmation Procedure ...............................459
Diagnostic Procedure ...........................................460
DTC P0456 EVAP CONTROL SYSTEM ................466
On Board Diagnosis Logic ...................................466
DTC Confirmation Procedure ...............................467
Overall Function Check ........................................468
Diagnostic Procedure ...........................................469
DTC P0460 FUEL LEVEL SENSOR ......................475
Component Description ........................................475
On Board Diagnosis Logic ...................................475
DTC Confirmation Procedure ...............................475
Diagnostic Procedure ...........................................476
Removal and Installation ......................................476
DTC P0461 FUEL LEVEL SENSOR ......................477
Component Description ........................................477
On Board Diagnosis Logic ...................................477
Overall Function Check ........................................477
Diagnostic Procedure ...........................................478
Removal and Installation ......................................478
DTC P0462, P0463 FUEL LEVEL SENSOR CIR-
CUIT ........................................................................479
Component Description ........................................479
On Board Diagnosis Logic ...................................479
DTC Confirmation Procedure ...............................479
Diagnostic Procedure ...........................................480
Removal and Installation ......................................480
DTC P0500 VSS .....................................................481
Description ...........................................................481
On Board Diagnosis Logic ...................................481
DTC Confirmation Procedure ...............................481
Overall Function Check ........................................482
Diagnostic Procedure ...........................................482
DTC P0506 ISC SYSTEM .......................................483
Description ...........................................................483
On Board Diagnosis Logic ...................................483
DTC Confirmation Procedure ...............................483
Diagnostic Procedure ...........................................484
DTC P0507 ISC SYSTEM .......................................485
Description ...........................................................485
On Board Diagnosis Logic ...................................485
DTC Confirmation Procedure ..............................
.485
Diagnostic Procedure ...........................................486
DTC P0550 PSP SENSOR .....................................487
Component Description ........................................487
CONSULT-II Reference Value in Data Monitor Mode
.487
On Board Diagnosis Logic ...................................487
DTC Confirmation Procedure ...............................487
Wiring Diagram ....................................................488
Diagnostic Procedure ...........................................489
Component Inspection .........................................491
Removal and Installation ......................................491DTC P0603 ECM POWER SUPPLY .......................492
Component Description ........................................492
On Board Diagnosis Logic ....................................492
DTC Confirmation Procedure ...............................492
Wiring Diagram .....................................................493
Diagnostic Procedure ...........................................494
DTC P0605 ECM .....................................................496
Component Description ........................................496
On Board Diagnosis Logic ....................................496
DTC Confirmation Procedure ...............................496
Diagnostic Procedure ...........................................497
DTC P0643 SENSOR POWER SUPPLY ................499
On Board Diagnosis Logic ....................................499
DTC Confirmation Procedure ...............................499
Wiring Diagram .....................................................500
Diagnostic Procedure ...........................................502
DTC P0850 PNP SWITCH ......................................504
Component Description ........................................504
CONSULT-II Reference Value in Data Monitor Mode
.504
On Board Diagnosis Logic ....................................504
DTC Confirmation Procedure ...............................504
Overall Function Check ........................................505
Wiring Diagram .....................................................506
Diagnostic Procedure ...........................................507
DTC P1148, P1168 CLOSED LOOP CONTROL ....509
On Board Diagnosis Logic ....................................509
DTC P1211 TCS CONTROL UNIT ..........................510
Description ............................................................510
On Board Diagnosis Logic ....................................510
DTC Confirmation Procedure ...............................510
Diagnostic Procedure ...........................................510
DTC P1212 TCS COMMUNICATION LINE ............511
Description ............................................................511
On Board Diagnosis Logic ....................................511
DTC Confirmation Procedure ...............................511
Diagnostic Procedure ...........................................511
DTC P1217 ENGINE OVER TEMPERATURE .......
.512
Description ............................................................512
CONSULT-II Reference Value in Data Monitor Mode
.513
On Board Diagnosis Logic ....................................513
Overall Function Check ........................................513
Wiring Diagram .....................................................515
Diagnostic Procedure ...........................................517
Main 12 Causes of Overheating ...........................522
Component Inspection ..........................................524
DTC P1220 FUEL PUMP CONTROL MODULE
(FPCM) ....................................................................525
Description ............................................................525
CONSULT-II Reference Value in Data Monitor Mode
.525
On Board Diagnosis Logic ....................................525
DTC Confirmation Procedure ...............................526
Wiring Diagram .....................................................527
Diagnostic Procedure ...........................................528
Component Inspection ..........................................532
DTC P1225 TP SENSOR ........................................533
Component Description ........................................533
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Revision: 2006 January2006 M35/M45 DTC Confirmation Procedure ...............................607
Wiring Diagram ....................................................609
Diagnostic Procedure ...........................................610
DTC P2101 ELECTRIC THROTTLE CONTROL
FUNCTION ..............................................................613
Description ...........................................................613
On Board Diagnosis Logic ...................................613
DTC Confirmation Procedure ...............................613
Wiring Diagram ....................................................614
Diagnostic Procedure ...........................................615
Component Inspection .........................................618
Removal and Installation ......................................618
DTC P2118 THROTTLE CONTROL MOTOR ........619
Component Description ........................................619
On Board Diagnosis Logic ...................................619
DTC Confirmation Procedure ...............................619
Wiring Diagram ....................................................620
Diagnostic Procedure ...........................................621
Component Inspection .........................................622
Removal and Installation ......................................623
DTC P2119 ELECTRIC THROTTLE CONTROL
ACTUATOR ............................................................624
Component Description ........................................624
On Board Diagnosis Logic ...................................624
DTC Confirmation Procedure ...............................624
Diagnostic Procedure ...........................................625
DTC P2122, P2123 APP SENSOR ........................626
Component Description ........................................626
CONSULT-II Reference Value in Data Monitor Mode
.626
On Board Diagnosis Logic ...................................626
DTC Confirmation Procedure ...............................627
Wiring Diagram ....................................................628
Diagnostic Procedure ...........................................629
Component Inspection .........................................631
Removal and Installation ......................................632
DTC P2127, P2128 APP SENSOR ........................633
Component Description ........................................633
CONSULT-II Reference Value in Data Monitor Mode
.633
On Board Diagnosis Logic ...................................633
DTC Confirmation Procedure ...............................634
Wiring Diagram ....................................................635
Diagnostic Procedure ...........................................636
Component Inspection .........................................639
Removal and Installation ......................................639
DTC P2135 TP SENSOR ........................................640
Component Description ........................................640
CONSULT-II Reference Value in Data Monitor Mode
.640
On Board Diagnosis Logic ...................................640
DTC Confirmation Procedure ...............................641
Wiring Diagram ....................................................642
Diagnostic Procedure ...........................................643
Component Inspection .........................................646
Removal and Installation ......................................646
DTC P2138 APP SENSOR .....................................647
Component Description ........................................647
CONSULT-II Reference Value in Data Monitor Mode .647
On Board Diagnosis Logic ....................................647
DTC Confirmation Procedure ...............................648
Wiring Diagram .....................................................649
Diagnostic Procedure ...........................................650
Component Inspection ..........................................654
Removal and Installation ......................................654
DTC P2A00, P2A03 A/F SENSOR 1 ......................655
Component Description ........................................655
CONSULT-II Reference Value in Data Monitor Mode
.655
On Board Diagnosis Logic ....................................655
DTC Confirmation Procedure ...............................655
Wiring Diagram .....................................................657
Diagnostic Procedure ...........................................660
Removal and Installation ......................................665
IGNITION SIGNAL ..................................................666
Component Description ........................................666
Wiring Diagram .....................................................667
Diagnostic Procedure ...........................................672
Component Inspection ..........................................677
Removal and Installation ......................................678
FUEL INJECTOR ....................................................679
Component Description ........................................679
CONSULT-II Reference Value in Data Monitor Mode
.679
Wiring Diagram .....................................................680
Diagnostic Procedure ...........................................681
Component Inspection ..........................................684
Removal and Installation ......................................684
FUEL PUMP ............................................................685
Description ............................................................685
CONSULT-II Reference Value in Data Monitor Mode
.685
Wiring Diagram .....................................................686
Diagnostic Procedure ...........................................687
Component Inspection ..........................................691
Removal and Installation ......................................691
REFRIGERANT PRESSURE SENSOR ..................692
Component Description ........................................692
Wiring Diagram .....................................................693
Diagnostic Procedure ...........................................694
Removal and Installation ......................................696
ELECTRICAL LOAD SIGNAL ................................697
Description ............................................................697
CONSULT-II Reference Value in Data Monitor Mode
.697
Diagnostic Procedure ...........................................697
ICC BRAKE SWITCH .............................................699
Component Description ........................................699
CONSULT-II Reference Value in Data Monitor Mode
.699
Wiring Diagram .....................................................700
Diagnostic Procedure ...........................................701
Component Inspection ..........................................705
ASCD BRAKE SWITCH .........................................707
Component Description ........................................707
CONSULT-II Reference Value in Data Monitor Mode
.707
Page 1551 of 5621
EC-8Revision: 2006 January2006 M35/M45 Wiring Diagram .....................................................708
Diagnostic Procedure ...........................................709
Component Inspection ..........................................713
ASCD INDICATOR .................................................
.714
Component Description ........................................714
CONSULT-II Reference Value in Data Monitor Mode
.714
Wiring Diagram .....................................................715
Diagnostic Procedure ...........................................716
SNOW MODE SWITCH ...........................................717
Description ............................................................717
CONSULT-II Reference Value in the Data Monitor
Mode .....................................................................717
Wiring Diagram .....................................................718
Diagnostic Procedure ...........................................719
Component Inspection ..........................................721
MIL AND DATA LINK CONNECTOR ......................722
Wiring Diagram .....................................................722
SERVICE DATA AND SPECIFICATIONS (SDS) ....724
Fuel Pressure .......................................................724
Idle Speed and Ignition Timing .............................724
Calculated Load Value ..........................................724
Mass Air Flow Sensor ...........................................724
Intake Air Temperature Sensor .............................724
Engine Coolant Temperature Sensor ...................724
Fuel Tank Temperature Sensor ............................724
Crankshaft Position Sensor (POS) .......................724
Camshaft Position Sensor (PHASE) ....................724
A/F Sensor 1 Heater ............................................ .724
Heated Oxygen Sensor 2 Heater .........................725
Throttle Control Motor ...........................................725
Fuel Injector ..........................................................725
Fuel Pump ............................................................725
VK45DE
INDEX FOR DTC .....................................................726
DTC No. Index ......................................................726
Alphabetical Index ................................................730
PRECAUTIONS .......................................................734
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” ...............................................................734
Precautions for Procedures without Cowl Top Cover .734
On Board Diagnostic (OBD) System of Engine and
A/T ........................................................................734
Precaution ............................................................735
PREPARATION .......................................................738
Special Service Tools ...........................................738
Commercial Service Tools ....................................739
ENGINE CONTROL SYSTEM ................................740
System Diagram ...................................................740
Multiport Fuel Injection (MFI) System ...................741
Electronic Ignition (EI) System .............................743
Fuel Cut Control (At No Load and High Engine
Speed) ..................................................................744
AIR CONDITIONING CUT CONTROL ....................745
Input/Output Signal Chart .....................................745
System Description ...............................................745AUTOMATIC SPEED CONTROL DEVICE (ASCD) .746
System Description ...............................................746
Component Description ........................................747
CAN COMMUNICATION .........................................748
System Description ...............................................748
EVAPORATIVE EMISSION SYSTEM .....................749
Description ............................................................749
Component Inspection ..........................................752
Removal and Installation .......................................753
How to Detect Fuel Vapor Leakage ......................753
ON BOARD REFUELING VAPOR RECOVERY
(ORVR) ....................................................................756
System Description ...............................................756
Diagnostic Procedure ............................................757
Component Inspection ..........................................759
POSITIVE CRANKCASE VENTILATION ................761
Description ............................................................761
Component Inspection ..........................................761
IVIS (INFINITI VEHICLE IMMOBILIZER SYSTEM-
NATS) ......................................................................763
Description ............................................................763
ON BOARD DIAGNOSTIC (OBD) SYSTEM ...........764
Introduction ..........................................................
.764
Two Trip Detection Logic .......................................764
Emission-Related Diagnostic Information .............765
Malfunction Indicator Lamp (MIL) .........................780
OBD System Operation Chart ...............................782
BASIC SERVICE PROCEDURE .............................788
Basic Inspection ....................................................788
Idle Speed and Ignition Timing Check ..................793
Idle Mixture Ratio Adjustment ...............................795
VIN Registration ....................................................806
Accelerator Pedal Released Position Learning .....806
Throttle Valve Closed Position Learning ...............806
Idle Air Volume Learning .......................................807
Fuel Pressure Check ............................................809
TROUBLE DIAGNOSIS ..........................................811
Trouble Diagnosis Introduction .............................811
DTC Inspection Priority Chart ...............................817
Fail-Safe Chart ......................................................819
Symptom Matrix Chart ..........................................820
Engine Control Component Parts Location ...........824
Vacuum Hose Drawing .........................................833
Circuit Diagram .....................................................834
ECM Harness Connector Terminal Layout ............836
ECM Terminals and Reference Value ...................836
CONSULT-II Function (ENGINE) ..........................846
Generic Scan Tool (GST) Function .......................859
CONSULT-II Reference Value in Data Monitor .....862
Major Sensor Reference Graph in Data Monitor
Mode .....................................................................866
TROUBLE DIAGNOSIS - SPECIFICATION VALUE .868
Description ............................................................868
Testing Condition ..................................................868
Inspection Procedure ...........................................
.868
Diagnostic Procedure ............................................869
TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-
Page 1553 of 5621
EC-10Revision: 2006 January2006 M35/M45 DTC Confirmation Procedure ...............................964
Diagnostic Procedure ...........................................965
Component Inspection ..........................................966
Removal and Installation ......................................966
DTC P0128 THERMOSTAT FUNCTION .................967
On Board Diagnosis Logic ....................................967
DTC Confirmation Procedure ...............................967
Diagnostic Procedure ...........................................967
Component Inspection ..........................................968
Removal and Installation ......................................968
DTC P0130, P0150 A/F SENSOR 1 ........................969
Component Description ........................................969
CONSULT-II Reference Value in Data Monitor Mode
.969
On Board Diagnosis Logic ....................................969
DTC Confirmation Procedure ...............................969
Overall Function Check ........................................970
Wiring Diagram .....................................................972
Diagnostic Procedure ...........................................975
Removal and Installation ......................................978
DTC P0131, P0151 A/F SENSOR 1 ........................979
Component Description ........................................979
CONSULT-II Reference Value in Data Monitor Mode
.979
On Board Diagnosis Logic ....................................979
DTC Confirmation Procedure ...............................979
Wiring Diagram .....................................................981
Diagnostic Procedure ...........................................984
Removal and Installation ......................................987
DTC P0132, P0152 A/F SENSOR 1 ........................988
Component Description ........................................988
CONSULT-II Reference Value in Data Monitor Mode
.988
On Board Diagnosis Logic ....................................988
DTC Confirmation Procedure ...............................988
Wiring Diagram .....................................................990
Diagnostic Procedure ...........................................993
Removal and Installation ......................................996
DTC P0133, P0153 A/F SENSOR 1 ........................997
Component Description ........................................997
CONSULT-II Reference Value in Data Monitor Mode
.997
On Board Diagnosis Logic ....................................997
DTC Confirmation Procedure ...............................998
Wiring Diagram ....................................................1000
Diagnostic Procedure ..........................................1003
Removal and Installation .....................................1008
DTC P0137, P0157 HO2S2 ....................................1009
Component Description .......................................1009
CONSULT-II Reference Value in Data Monitor Mode
1009
On Board Diagnosis Logic ...................................1009
DTC Confirmation Procedure ..............................
1010
Overall Function Check .......................................1010
Wiring Diagram ....................................................1012
Diagnostic Procedure ..........................................1015
Component Inspection .........................................1018
Removal and Installation .....................................1019DTC P0138, P0158 HO2S2 ....................................1020
Component Description .......................................1020
CONSULT-II Reference Value in Data Monitor Mode
1020
On Board Diagnosis Logic ...................................1020
DTC Confirmation Procedure ...............................1021
Overall Function Check ........................................1022
Wiring Diagram ....................................................1023
Diagnostic Procedure ........................................... 1026
Component Inspection .........................................1031
Removal and Installation ......................................1032
DTC P0139, P0159 HO2S2 ....................................1033
Component Description .......................................1033
CONSULT-II Reference Value in Data Monitor Mode
1033
On Board Diagnosis Logic ...................................1033
DTC Confirmation Procedure ...............................1034
Overall Function Check ........................................1034
Wiring Diagram ....................................................1036
Diagnostic Procedure ........................................... 1039
Component Inspection .........................................1042
Removal and Installation ......................................1043
DTC P0171, P0174 FUEL INJECTION SYSTEM
FUNCTION .............................................................1044
On Board Diagnosis Logic ...................................1044
DTC Confirmation Procedure ...............................1044
Wiring Diagram ....................................................1046
Diagnostic Procedure ........................................... 1050
DTC P0172, P0175 FUEL INJECTION SYSTEM
FUNCTION .............................................................1055
On Board Diagnosis Logic ...................................1055
DTC Confirmation Procedure ...............................1055
Wiring Diagram ....................................................1057
Diagnostic Procedure ........................................... 1061
DTC P0181 FTT SENSOR .....................................1066
Component Description .......................................1066
On Board Diagnosis Logic ...................................1066
DTC Confirmation Procedure ...............................1066
Wiring Diagram ....................................................1068
Diagnostic Procedure ........................................... 1069
Component Inspection .........................................1071
Removal and Installation ......................................1071
DTC P0182, P0183 FTT SENSOR .........................
1072
Component Description .......................................1072
On Board Diagnosis Logic ...................................1072
DTC Confirmation Procedure ...............................1072
Wiring Diagram ....................................................1073
Diagnostic Procedure ........................................... 1074
Component Inspection .........................................1076
Removal and Installation ......................................1076
DTC P0222, P0223 TP SENSOR ...........................1077
Component Description .......................................1077
CONSULT-II Reference Value in Data Monitor Mode
1077
On Board Diagnosis Logic ...................................1077
DTC Confirmation Procedure ...............................1078
Wiring Diagram ....................................................1079
Diagnostic Procedure ........................................... 1080
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EC-12Revision: 2006 January2006 M35/M45 Wiring Diagram ....................................................11 7 2
Diagnostic Procedure ..........................................11 7 3
Component Inspection .........................................11 7 7
DTC P0455 EVAP CONTROL SYSTEM ................117 8
On Board Diagnosis Logic ...................................11 7 8
DTC Confirmation Procedure ..............................11 7 9
Diagnostic Procedure ..........................................11 8 0
DTC P0456 EVAP CONTROL SYSTEM ................118 5
On Board Diagnosis Logic ...................................11 8 5
DTC Confirmation Procedure ..............................11 8 6
Overall Function Check .......................................11 8 7
Diagnostic Procedure ..........................................11 8 8
DTC P0460 FUEL LEVEL SENSOR ......................119 4
Component Description .......................................11 9 4
On Board Diagnosis Logic ...................................11 9 4
DTC Confirmation Procedure ..............................11 9 4
Diagnostic Procedure ..........................................11 9 5
Removal and Installation .....................................11 9 5
DTC P0461 FUEL LEVEL SENSOR ......................119 6
Component Description .......................................11 9 6
On Board Diagnosis Logic ...................................11 9 6
Overall Function Check .......................................11 9 6
Diagnostic Procedure ..........................................11 9 7
Removal and Installation .....................................11 9 7
DTC P0462, P0463 FUEL LEVEL SENSOR CIR-
CUIT .......................................................................119 8
Component Description .......................................11 9 8
On Board Diagnosis Logic ...................................11 9 8
DTC Confirmation Procedure ..............................11 9 8
Diagnostic Procedure ..........................................11 9 9
Removal and Installation .....................................11 9 9
DTC P0500 VSS .....................................................1200
Description ...........................................................1200
On Board Diagnosis Logic ...................................1200
DTC Confirmation Procedure ..............................1200
Overall Function Check .......................................1201
Diagnostic Procedure ..........................................1201
DTC P0506 ISC SYSTEM ......................................1202
Description ...........................................................1202
On Board Diagnosis Logic ...................................1202
DTC Confirmation Procedure ..............................1202
Diagnostic Procedure ..........................................1203
DTC P0507 ISC SYSTEM ......................................1204
Description ...........................................................1204
On Board Diagnosis Logic ...................................1204
DTC Confirmation Procedure ..............................1204
Diagnostic Procedure ..........................................1205
DTC P0550 PSP SENSOR .....................................
1206
Component Description .......................................1206
CONSULT-II Reference Value in Data Monitor Mode
1206
On Board Diagnosis Logic ...................................1206
DTC Confirmation Procedure ..............................1206
Wiring Diagram ....................................................1207
Diagnostic Procedure ..........................................1208
Component Inspection .........................................1210
Removal and Installation .....................................1210
DTC P0603 ECM POWER SUPPLY ......................1211
Component Description .......................................1211On Board Diagnosis Logic ...................................1211
DTC Confirmation Procedure ...............................1211
Wiring Diagram ....................................................1212
Diagnostic Procedure ........................................... 1213
DTC P0605 ECM ....................................................1215
Component Description .......................................1215
On Board Diagnosis Logic ...................................1215
DTC Confirmation Procedure ...............................1215
Diagnostic Procedure ........................................... 1216
DTC P0643 SENSOR POWER SUPPLY ...............1218
On Board Diagnosis Logic ...................................1218
DTC Confirmation Procedure ...............................1218
Wiring Diagram ....................................................1219
Diagnostic Procedure ........................................... 1221
DTC P0850 PNP SWITCH ......................................1223
Component Description .......................................1223
CONSULT-II Reference Value in Data Monitor Mode
1223
On Board Diagnosis Logic ...................................1223
DTC Confirmation Procedure ...............................1223
Overall Function Check ........................................1224
Wiring Diagram ....................................................1225
Diagnostic Procedure ........................................... 1226
DTC P1140, P1145 IVT CONTROL POSITION SEN-
SOR ........................................................................1228
Component Description .......................................1228
CONSULT-II Reference Value in Data Monitor Mode
1228
On Board Diagnosis Logic ...................................1228
DTC Confirmation Procedure ...............................1228
Wiring Diagram ....................................................1229
Diagnostic Procedure ........................................... 1232
Component Inspection .........................................1235
Removal and Installation ......................................1235
DTC P1148, P1168 CLOSED LOOP CONTROL ...1236
On Board Diagnosis Logic ...................................1236
DTC P1211 TCS CONTROL UNIT .........................1237
Description ...........................................................1237
On Board Diagnosis Logic ...................................1237
DTC Confirmation Procedure ...............................1237
Diagnostic Procedure ........................................... 1237
DTC P1212 TCS COMMUNICATION LINE ............1238
Description ...........................................................1238
On Board Diagnosis Logic ...................................1238
DTC Confirmation Procedure ...............................1238
Diagnostic Procedure ........................................... 1238
DTC P1217 ENGINE OVER TEMPERATURE .......1239
Description ...........................................................1239
CONSULT-II Reference Value in Data Monitor Mode
1240
On Board Diagnosis Logic ...................................1240
Overall Function Check ........................................1240
Wiring Diagram ....................................................1242
Diagnostic Procedure ........................................... 1244
Main 13 Causes of Overheating ..........................1249
Component Inspection .........................................1249
DTC P1220 FUEL PUMP CONTROL MODULE
(FPCM) ...................................................................1251
Description ...........................................................1251
Page 1557 of 5621
EC-14Revision: 2006 January2006 M35/M45 Wiring Diagram ....................................................1325
Diagnostic Procedure ..........................................1326
Component Inspection .........................................1327
Removal and Installation .....................................1328
DTC P1805 BRAKE SWITCH ................................1329
Component Description .......................................1329
CONSULT-II Reference Value in Data Monitor Mode
1329
On Board Diagnosis Logic ...................................1329
DTC Confirmation Procedure ..............................1330
Wiring Diagram ....................................................1331
Diagnostic Procedure ..........................................1332
Component Inspection .........................................1337
DTC P2100, P2103 THROTTLE CONTROL MOTOR
RELAY ....................................................................1338
Component Description .......................................1338
CONSULT-II Reference Value in Data Monitor Mode
1338
On Board Diagnosis Logic ...................................1338
DTC Confirmation Procedure ..............................1338
Wiring Diagram ....................................................1340
Diagnostic Procedure ..........................................1341
DTC P2101 ELECTRIC THROTTLE CONTROL
FUNCTION .............................................................1344
Description ...........................................................1344
On Board Diagnosis Logic ...................................1344
DTC Confirmation Procedure ..............................1344
Wiring Diagram ....................................................1345
Diagnostic Procedure ..........................................1346
Component Inspection .........................................1350
Removal and Installation .....................................1350
DTC P2118 THROTTLE CONTROL MOTOR ........1351
Component Description .......................................1351
On Board Diagnosis Logic ...................................1351
DTC Confirmation Procedure ..............................1351
Wiring Diagram ....................................................1352
Diagnostic Procedure ..........................................1353
Component Inspection .........................................1354
Removal and Installation .....................................1355
DTC P2119 ELECTRIC THROTTLE CONTROL
ACTUATOR ............................................................1356
Component Description .......................................1356
On Board Diagnosis Logic ...................................1356
DTC Confirmation Procedure ..............................1356
Diagnostic Procedure ..........................................1357
DTC P2122, P2123 APP SENSOR ........................1358
Component Description .......................................1358
CONSULT-II Reference Value in Data Monitor Mode
1358
On Board Diagnosis Logic ...................................1358
DTC Confirmation Procedure ..............................1359
Wiring Diagram ....................................................1360
Diagnostic Procedure ..........................................1361
Component Inspection .........................................1363
Removal and Installation .....................................1364
DTC P2127, P2128 APP SENSOR ........................1365
Component Description .......................................1365
CONSULT-II Reference Value in Data Monitor Mode
1365On Board Diagnosis Logic ...................................1365
DTC Confirmation Procedure ...............................1366
Wiring Diagram ....................................................1367
Diagnostic Procedure ........................................... 1368
Component Inspection .........................................1371
Removal and Installation ......................................1371
DTC P2135 TP SENSOR .......................................1372
Component Description .......................................1372
CONSULT-II Reference Value in Data Monitor Mode
1372
On Board Diagnosis Logic ...................................1372
DTC Confirmation Procedure ...............................1373
Wiring Diagram ....................................................1374
Diagnostic Procedure ........................................... 1375
Component Inspection .........................................1378
Removal and Installation ......................................1378
DTC P2138 APP SENSOR .....................................1379
Component Description .......................................1379
CONSULT-II Reference Value in Data Monitor Mode
1379
On Board Diagnosis Logic ...................................1379
DTC Confirmation Procedure ...............................1380
Wiring Diagram ....................................................1381
Diagnostic Procedure ........................................... 1382
Component Inspection .........................................1386
Removal and Installation ......................................1386
DTC P2A00, P2A03 A/F SENSOR 1 ......................1387
Component Description .......................................1387
CONSULT-II Reference Value in Data Monitor Mode
1387
On Board Diagnosis Logic ...................................1387
DTC Confirmation Procedure ...............................1387
Wiring Diagram ....................................................1389
Diagnostic Procedure ........................................... 1392
Removal and Installation ......................................1397
VARIABLE INDUCTION AIR CONTROL SYSTEM
(VIAS) .....................................................................1398
Description ...........................................................1398
CONSULT-II Reference Value in Data Monitor Mode
1399
Wiring Diagram ....................................................1400
Diagnostic Procedure ...........................................
1402
Component Inspection .........................................1405
Removal and Installation ......................................1406
IGNITION SIGNAL .................................................1407
Component Description .......................................1407
Wiring Diagram ....................................................1408
Diagnostic Procedure ........................................... 1413
Component Inspection .........................................1417
Removal and Installation ......................................1419
FUEL INJECTOR ....................................................1420
Component Description .......................................1420
CONSULT-II Reference Value in Data Monitor Mode
1420
Wiring Diagram ....................................................1421
Diagnostic Procedure ........................................... 1422
Component Inspection .........................................1426
Removal and Installation ......................................1426