2003 NISSAN X-TRAIL diagram

EC-6 PREPARATION .......................................................490
Special Service Tools ...........................................490
Commercial Service Tools ....................................491
ENGINE CONTROL SYSTEM ................................492
System Diagram ...................................................492
Vacuum Hose Drawing .........................................494
System Chart ........................................................496
Multiport Fuel Injection (MFI) System ...................496
Electronic Ignition (EI) System .............................499
Air Conditioning Cut Control .................................499
Fuel Cut Control (at No Load and High Engine
Speed) ..................................................................500
CAN Communication Unit .....................................500
BASIC SERVICE PROCEDURE .............................506
Idle Speed and Ignition Timing Check ..................506
Accelerator Pedal Released Position Learning ....507
Throttle Valve Closed Position Learning ...............508
Idle Air Volume Learning ......................................508
Fuel Pressure Check ............................................510
ON BOARD DIAGNOSTIC (OBD) SYSTEM ..........513
Introduction ...........................................................513
Two Trip Detection Logic ......................................513
Emission-related Diagnostic Information ..............513
NATS (Nissan Anti-theft System) ..........................515
Malfunction Indicator (MI) .....................................516
TROUBLE DIAGNOSIS ..........................................520
Trouble Diagnosis Introduction .............................520
DTC Inspection Priority Chart ...............................523
Fail-safe Chart ......................................................524
Basic Inspection ...................................................526
Symptom Matrix Chart ..........................................532
Engine Control Component Parts Location ..........536
Circuit Diagram .....................................................541
ECM Harness Connector Terminal Layout ...........543
ECM Terminals and Reference Value ...................543
CONSULT-II Function ...........................................551
CONSULT-II Reference Value in Data Monitor Mode
.561
Major Sensor Reference Graph in Data Monitor
Mode .....................................................................563
TROUBLE DIAGNOSIS - SPECIFICATION VALUE .566
Description ............................................................566
Testing Condition ..................................................566
Inspection Procedure ............................................566
Diagnostic Procedure ...........................................567
TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-
DENT .......................................................................570
Description ............................................................570
Diagnostic Procedure ...........................................570
POWER SUPPLY AND GROUND CIRCUIT ...........571
Wiring Diagram .....................................................571
Diagnostic Procedure ...........................................572
Component Inspection ..........................................578
Ground Inspection ................................................578
DTC U1000, U1001 CAN COMMUNICATION LINE .579
Description ............................................................579
On Board Diagnosis Logic ....................................579
DTC Confirmation Procedure ...............................579Wiring Diagram .....................................................580
Diagnostic Procedure ............................................581
DTC P0011 IVT CONTROL .....................................582
Description ............................................................582
CONSULT-II Reference Value in Data Monitor Mode
.582
On Board Diagnosis Logic ....................................583
DTC Confirmation Procedure ................................583
Overall Function Check .........................................585
Wiring Diagram .....................................................586
Diagnostic Procedure ............................................587
Component Inspection ..........................................589
Removal and Installation .......................................589
DTC P0102, P0103 MAF SENSOR .........................590
Component Description ........................................590
CONSULT-II Reference Value in Data Monitor Mode
.590
On Board Diagnosis Logic ....................................590
DTC Confirmation Procedure ................................590
Wiring Diagram .....................................................592
Diagnostic Procedure ............................................593
Component Inspection ..........................................596
Removal and Installation .......................................596
DTC P0117, P0118 ECT SENSOR ..........................597
Component Description ........................................597
On Board Diagnosis Logic ....................................597
DTC Confirmation Procedure ................................598
Wiring Diagram .....................................................599
Diagnostic Procedure ............................................600
Component Inspection ..........................................602
Removal and Installation .......................................602
DTC P0122, P0123 TP SENSOR ............................603
Component Description ........................................603
CONSULT-II Reference Value in Data Monitor Mode
.603
On Board Diagnosis Logic ....................................603
DTC Confirmation Procedure ................................603
Wiring Diagram .....................................................605
Diagnostic Procedure ............................................607
Component Inspection ..........................................610
Removal and Installation .......................................610
DTC P0132 HO2S1 .................................................611
Component Description ........................................611
CONSULT-II Reference Value in Data Monitor Mode
.611
On Board Diagnosis Logic ....................................611
DTC Confirmation Procedure ................................612
Wiring Diagram .....................................................613
Diagnostic Procedure ............................................614
Component Inspection ..........................................616
Removal and Installation .......................................617
DTC P0134 HO2S1 .................................................618
Component Description ........................................618
CONSULT-II Reference Value in Data Monitor Mode
.618
On Board Diagnosis Logic ....................................618
Overall Function Check .........................................619
Wiring Diagram .....................................................620
Diagnostic Procedure ...........................................

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Component Inspection ......................................... 622
Removal and Installation ...................................... 624
DTC P0222, P0223 TP SENSOR ........................... 625
Component Description ........................................ 625
CONSULT-II Reference Value in Data Monitor Mode
. 625
On Board Diagnosis Logic ................................... 625
DTC Confirmation Procedure ............................... 625
Wiring Diagram .................................................... 627
Diagnostic Procedure ........................................... 629
Component Inspection ......................................... 632
Removal and Installation ...................................... 632
DTC P0327, P0328 KS ........................................... 633
Component Description ........................................ 633
On Board Diagnosis Logic ................................... 633
DTC Confirmation Procedure ............................... 633
Wiring Diagram .................................................... 634
Diagnostic Procedure ........................................... 635
Component Inspection ......................................... 637
Removal and Installation ...................................... 637
DTC P0335 CKP SENSOR (POS) .......................... 638
Component Description ........................................ 638
CONSULT-II Reference Value in Data Monitor Mode
. 638
On Board Diagnosis Logic ................................... 638
DTC Confirmation Procedure ............................... 638
Wiring Diagram .................................................... 640
Diagnostic Procedure ........................................... 642
Component Inspection ......................................... 644
Removal and Installation ...................................... 645
DTC P0340 CMP SENSOR (PHASE) ..................... 646
Component Description ........................................ 646
On Board Diagnosis Logic ................................... 646
DTC Confirmation Procedure ............................... 646
Wiring Diagram .................................................... 648
Diagnostic Procedure ........................................... 649
Component Inspection ......................................... 653
Removal and Installation ...................................... 653
DTC P0500 VSS ..................................................... 654
Description ........................................................... 654
On Board Diagnosis Logic ................................... 654
DTC Confirmation Procedure ............................... 654
Overall Function Check ........................................ 655
Diagnostic Procedure ........................................... 655
DTC P0550 PSP SENSOR ..................................... 656
Component Description ........................................ 656
CONSULT-II Reference Value in Data Monitor Mode
. 656
On Board Diagnosis Logic ................................... 656
DTC Confirmation Procedure ............................... 656
Wiring Diagram .................................................... 657
Diagnostic Procedure ........................................... 658
Component Inspection ......................................... 660
Removal and Installation ...................................... 660
DTC P0605 ECM .................................................... 661
Component Description ........................................ 661
On Board Diagnosis Logic ................................... 661
DTC Confirmation Procedure ............................... 661
Diagnostic Procedure ........................................... 663DTC P1065 ECM POWER SUPPLY .......................664
Component Description ........................................664
On Board Diagnosis Logic ....................................664
DTC Confirmation Procedure ...............................664
Wiring Diagram .....................................................665
Diagnostic Procedure ...........................................666
DTC P1121 ELECTRIC THROTTLE CONTROL
ACTUATOR .............................................................668
Component Description ........................................668
On Board Diagnosis Logic ....................................668
DTC Confirmation Procedure ...............................668
Diagnostic Procedure ...........................................669
Removal and Installation ......................................670
DTC P1122 ELECTRIC THROTTLE CONTROL
FUNCTION ..............................................................671
Description ............................................................671
On Board Diagnosis Logic ....................................671
DTC Confirmation Procedure ...............................671
Wiring Diagram .....................................................673
Diagnostic Procedure ...........................................677
Component Inspection ..........................................680
Removal and Installation ......................................681
DTC P1124, P1126 THROTTLE CONTROL MOTOR
RELAY .....................................................................682
Component Description ........................................682
CONSULT-II Reference Value in Data Monitor Mode
.682
On Board Diagnosis Logic ....................................682
DTC Confirmation Procedure ...............................682
Wiring Diagram .....................................................684
Diagnostic Procedure ...........................................687
Component Inspection ..........................................689
DTC P1128 THROTTLE CONTROL MOTOR .........690
Component Description ........................................690
On Board Diagnosis Logic ....................................690
DTC Confirmation Procedure ...............................690
Wiring Diagram .....................................................691
Diagnostic Procedure ...........................................695
Component Inspection ..........................................696
Removal and Installation ......................................697
DTC P1211 TCS CONTROL UNIT ..........................698
Description ............................................................698
On Board Diagnosis Logic ....................................698
DTC Confirmation Procedure ...............................698
Diagnostic Procedure ...........................................698
DTC P1212 TCS COMMUNICATION LINE ............699
Description ............................................................699
On Board Diagnosis Logic ....................................699
DTC Confirmation Procedure ...............................699
Diagnostic Procedure ...........................................699
DTC P1217 ENGINE OVER TEMPERATURE ........700
System Description ...............................................700
CONSULT-II Reference Value in Data Monitor Mode
.700
On Board Diagnosis Logic ....................................701
Overall Function Check ........................................701
Wiring Diagram .....................................................704
Diagnostic Procedure ...........................................707

EC-8 Main 12 Causes of Overheating ...........................714
Component Inspection ..........................................715
DTC P1225 TP SENSOR ........................................716
Component Description ........................................716
On Board Diagnosis Logic ....................................716
DTC Confirmation Procedure ...............................716
Diagnostic Procedure ...........................................717
Removal and Installation ......................................717
DTC P1226 TP SENSOR ........................................718
Component Description ........................................718
On Board Diagnosis Logic ....................................718
DTC Confirmation Procedure ...............................718
Diagnostic Procedure ...........................................719
Removal and Installation ......................................719
DTC P1229 SENSOR POWER SUPPLY ................720
On Board Diagnosis Logic ....................................720
DTC Confirmation Procedure ...............................720
Wiring Diagram .....................................................721
Diagnostic Procedure ...........................................722
DTC P1706 PNP SWITCH ......................................725
Component Description ........................................725
CONSULT-II Reference Value in Data Monitor Mode
.725
On Board Diagnosis Logic ....................................725
DTC Confirmation Procedure ...............................725
Overall Function Check ........................................725
Wiring Diagram .....................................................727
Diagnostic Procedure ...........................................728
DTC P1720 VSS ......................................................730
Description ............................................................730
CONSULT-II Reference Value in Data Monitor Mode
.730
On Board Diagnosis Logic ....................................730
DTC Confirmation Procedure ...............................730
Diagnostic Procedure ...........................................732
DTC P1805 BRAKE SWITCH .................................733
Description ............................................................733
CONSULT-II Reference Value in Data Monitor Mode
.733
On Board Diagnosis Logic ....................................733
DTC Confirmation Procedure ...............................733
Wiring Diagram .....................................................735
Diagnostic Procedure ...........................................736
Component Inspection ..........................................738
DTC P2122, P2123 APP SENSOR .........................740
Component Description ........................................740
CONSULT-II Reference Value in Data Monitor Mode
.740
On Board Diagnosis Logic ....................................740
DTC Confirmation Procedure ...............................741
Wiring Diagram .....................................................742
Diagnostic Procedure ...........................................744
Component Inspection ..........................................746
Removal and Installation ......................................746
DTC P2127, P2128 APP SENSOR .........................747
Component Description ........................................747
CONSULT-II Reference Value in Data Monitor Mode
.747
On Board Diagnosis Logic ....................................747DTC Confirmation Procedure ................................748
Wiring Diagram .....................................................749
Diagnostic Procedure ............................................751
Component Inspection ..........................................754
Removal and Installation .......................................754
DTC P2135 TP SENSOR ........................................755
Component Description ........................................755
CONSULT-II Reference Value in Data Monitor Mode
.755
On Board Diagnosis Logic ....................................755
DTC Confirmation Procedure ................................755
Wiring Diagram .....................................................757
Diagnostic Procedure ............................................759
Component Inspection ..........................................762
Removal and Installation .......................................762
DTC P2138 APP SENSOR ......................................763
Component Description ........................................763
CONSULT-II Reference Value in Data Monitor Mode
.763
On Board Diagnosis Logic ....................................763
DTC Confirmation Procedure ................................764
Wiring Diagram .....................................................765
Diagnostic Procedure ............................................767
Component Inspection ..........................................770
Removal and Installation .......................................770
HO2S1 HEATER ......................................................771
Description ............................................................771
CONSULT-II Reference Value in Data Monitor Mode
.771
Wiring Diagram .....................................................772
Diagnostic Procedure ............................................773
Component Inspection ..........................................775
Removal and Installation .......................................775
HO2S2 HEATER ......................................................776
Description ............................................................776
CONSULT-II Reference Value in Data Monitor Mode
.776
Wiring Diagram .....................................................777
Diagnostic Procedure ............................................778
Component Inspection ..........................................780
Removal and Installation .......................................780
IAT SENSOR ...........................................................781
Component Description ........................................781
Wiring Diagram .....................................................782
Diagnostic Procedure ............................................783
Component Inspection ..........................................785
Removal and Installation .......................................785
HO2S1 .....................................................................786
Component Description ........................................786
CONSULT-II Reference Value in Data Monitor Mode
.786
Wiring Diagram .....................................................787
Diagnostic Procedure ............................................788
Component Inspection ..........................................790
Removal and Installation .......................................791
HO2S2 .....................................................................792
Component Description ........................................792
CONSULT-II Reference Value in Data Monitor Mode
.792

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Wiring Diagram .................................................... 793
Diagnostic Procedure ........................................... 794
Component Inspection ......................................... 796
Removal and Installation ...................................... 797
IGNITION SIGNAL .................................................. 798
Component Description ........................................ 798
Wiring Diagram .................................................... 799
Diagnostic Procedure ........................................... 802
Component Inspection ......................................... 807
Removal and Installation ...................................... 808
EVAP CANISTER PURGE VOLUME CONTROL
SOLENOID VALVE ................................................. 809
Description ........................................................... 809
CONSULT-II Reference Value in Data Monitor Mode
. 809
Wiring Diagram .................................................... 810
Diagnostic Procedure ........................................... 812
Component Inspection ......................................... 815
Removal and Installation ...................................... 815
PNP SWITCH .......................................................... 816
Component Description ........................................ 816
CONSULT-II Reference Value in Data Monitor Mode
. 816
Wiring Diagram .................................................... 817
Diagnostic Procedure ........................................... 818
INJECTOR CIRCUIT ............................................... 820
Component Description ........................................ 820
CONSULT-II Reference Value in Data Monitor Mode
. 820
Wiring Diagram .................................................... 821
Diagnostic Procedure ........................................... 822
Component Inspection ......................................... 825
Removal and Installation ...................................... 825
VIAS ........................................................................ 826
Description ........................................................... 826
CONSULT-II Reference Value in Data Monitor Mode
. 827
Wiring Diagram .................................................... 828
Diagnostic Procedure ........................................... 830
Component Inspection ......................................... 833
Removal and Installation ...................................... 834
FUEL PUMP CIRCUIT ............................................ 835
Description ........................................................... 835
CONSULT-II Reference Value in Data Monitor Mode
. 835
Wiring Diagram .................................................... 836
Diagnostic Procedure ........................................... 839
Component Inspection ......................................... 842
Removal and Installation ...................................... 842
REFRIGERANT PRESSURE SENSOR ................. 843
Component Description ........................................ 843
Wiring Diagram .................................................... 844
Diagnostic Procedure ........................................... 845
Removal and Installation ...................................... 847
ELECTRICAL LOAD SIGNAL ................................ 848
CONSULT-II Reference Value in Data Monitor Mode
. 848
Wiring Diagram .................................................... 849
Diagnostic Procedure ........................................... 856MI & DATA LINK CONNECTORS ...........................861
Wiring Diagram .....................................................861
Wiring Diagram – ..................................................863
EVAPORATIVE EMISSION SYSTEM .....................865
Description ............................................................865
Component Inspection ..........................................868
POSITIVE CRANKCASE VENTILATION ...............870
Description ............................................................870
Component Inspection ..........................................870
SERVICE DATA AND SPECIFICATIONS (SDS) ....872
Fuel Pressure .......................................................872
Idle Speed and Ignition Timing .............................872
Mass Air Flow Sensor ...........................................872
Intake Air Temperature Sensor .............................872
Engine Coolant Temperature Sensor ...................872
Heated Oxygen Sensor 1 Heater .........................872
Heated Oxygen sensor 2 Heater ..........................872
Crankshaft Position Sensor (POS) .......................872
Camshaft Position Sensor (PHASE) ....................873
Throttle Control Motor ...........................................873
Injector ..................................................................873
Fuel Pump ............................................................873
YD (WITH EURO-OBD)
INDEX FOR DTC .....................................................874
Alphabetical Index ................................................874
DTC No. Index ......................................................876
PRECAUTIONS ......................................................878
Precautions for Supplemental Restraint System
(SRS) “AIR BAG” and “SEAT BELT PRE-TEN-
SIONER” ...............................................................878
On Board Diagnostic (OBD) System of Engine ....878
Precautions ...........................................................878
Wiring Diagrams and Trouble Diagnosis ..............881
PREPARATION .......................................................882
Special Service Tools ...........................................882
Commercial Service Tools ....................................882
ENGINE CONTROL SYSTEM ................................883
System Diagram ...................................................883
Vacuum Hose Drawing .........................................884
System Chart ........................................................885
Fuel Injection Control System ...............................885
Fuel Injection Timing Control System ...................887
Air Conditioning Cut Control .................................887
Fuel Cut Control (At No Load & High Engine Speed) .887
Crankcase Ventilation System ..............................888
CAN Communication ............................................888
BASIC SERVICE PROCEDURE .............................890
Fuel Filter ..............................................................890
Fuel Pump Learning Value Clearing .....................890
ON BOARD DIAGNOSTIC (OBD) SYSTEM ..........892
Introduction ...........................................................892
Three Trip Detection Logic and One Trip Detection
Logic .....................................................................892
Emission-related Diagnostic Information ..............892
NATS (Nissan Anti-theft System) .........................896
Malfunction Indicator (MI) .....................................896
OBD System Operation Chart ..............................898

EC-10 TROUBLE DIAGNOSIS ..........................................901
Trouble Diagnosis Introduction .............................901
DTC Inspection Priority Chart ...............................904
Basic Inspection ...................................................905
Symptom Matrix Chart ..........................................909
Engine Control Component Parts Location ..........913
Circuit Diagram .....................................................917
ECM Harness Connector Terminal Layout ...........919
ECM Terminals And Reference Value ..................919
CONSULT-II Function ...........................................926
Generic Scan Tool (GST) Function .......................931
CONSULT-II Reference Value in Data Monitor Mode
.933
Major Sensor Reference Graph in Data Monitor
Mode .....................................................................934
TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-
DENT .......................................................................936
Description ............................................................936
Diagnostic Procedure ...........................................936
MAIN POWER SUPPLY AND GROUND CIRCUIT .937
ECM Terminals and Reference Value ...................937
Wiring Diagram .....................................................938
Diagnostic Procedure ...........................................939
Component Inspection ..........................................942
Ground Inspection ................................................943
DTC U1000 CAN COMMUNICATION LINE ............944
Description ............................................................944
On Board Diagnosis Logic ....................................944
DTC Confirmation Procedure ...............................944
Wiring Diagram .....................................................945
Diagnostic Procedure ...........................................946
DTC P0016 CKP - CMP CORRELATION ...............947
On Board Diagnosis Logic ....................................947
DTC Confirmation Procedure ...............................947
Diagnostic Procedure ...........................................947
DTC P0045 TC BOOST CONTROL SOLENOID
VALVE .....................................................................949
Description ............................................................949
ECM Terminals and Reference Value ...................949
On Board Diagnosis Logic ....................................950
DTC Confirmation Procedure ...............................950
Wiring Diagram .....................................................951
Diagnostic Procedure ...........................................952
Component Inspection ..........................................953
DTC P0088 FUEL SYSTEM ....................................954
On Board Diagnosis Logic ....................................954
DTC Confirmation Procedure ...............................954
Diagnostic Procedure ...........................................954
Removal and Installation ......................................955
DTC P0089 FUEL PUMP ........................................956
On Board Diagnosis Logic ....................................956
DTC Confirmation Procedure ...............................956
Diagnostic Procedure ...........................................956
Removal and Installation ......................................958
DTC P0093 FUEL SYSTEM ....................................959
On Board Diagnosis Logic ....................................959
DTC Confirmation Procedure ...............................959
Diagnostic Procedure ...........................................959Component Inspection ..........................................961
Removal and Installation .......................................962
DTC P0101 MAF SENSOR .....................................963
Component Description ........................................963
CONSULT-II Reference Value in Data Monitor Mode
.963
ECM Terminals and Reference Value ...................963
On Board Diagnosis Logic ....................................963
DTC Confirmation Procedure ................................964
Wiring Diagram .....................................................965
Diagnostic Procedure ............................................966
Component Inspection ..........................................969
Removal and Installation .......................................969
DTC P0102, P0103 MAF SENSOR .........................970
Component Description ........................................970
CONSULT-II Reference Value in Data Monitor Mode
.970
ECM Terminals and Reference Value ...................970
On Board Diagnosis Logic ....................................970
DTC Confirmation Procedure ................................970
Wiring Diagram .....................................................972
Diagnostic Procedure ............................................973
Component Inspection ..........................................975
Removal and Installation .......................................975
DTC P0112, P0113 IAT SENSOR ............................976
Component Description ........................................976
On Board Diagnosis Logic ....................................976
DTC Confirmation Procedure ................................976
Wiring Diagram .....................................................977
Diagnostic Procedure ............................................978
Component Inspection ..........................................980
Removal and Installation .......................................980
DTC P0117, P0118 ECT SENSOR ..........................981
Description ............................................................981
On Board Diagnosis Logic ....................................981
DTC Confirmation Procedure ................................981
Wiring Diagram .....................................................983
Diagnostic Procedure ............................................984
Component Inspection ..........................................986
Removal and Installation .......................................986
DTC P0122, P0123 APP SENSOR .........................987
Description ............................................................987
CONSULT-II Reference Value in Data Monitor Mode
.987
ECM Terminals and Reference Value ...................987
On Board Diagnosis Logic ....................................988
DTC Confirmation Procedure ................................988
Wiring Diagram .....................................................989
Diagnostic Procedure ............................................990
Component Inspection ..........................................992
Removal and Installation .......................................992
DTC P0182, P0183 FUEL PUMP TEMPERATURE
SENSOR ..................................................................993
Description ............................................................993
CONSULT-II Reference Value in Data Monitor Mode
.993
ECM Terminals and Reference Value ...................993
On Board Diagnosis Logic ....................................993
DTC Confirmation Procedure ...............................

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Wiring Diagram .................................................... 994
Diagnostic Procedure ........................................... 995
Removal and Installation ...................................... 996
DTC P0192, P0193 FRP SENSOR ......................... 997
Description ........................................................... 997
CONSULT-II Reference Value in Data Monitor Mode
. 997
ECM Terminals and Reference Value .................. 997
On Board Diagnosis Logic ................................... 997
DTC Confirmation Procedure ............................... 998
Wiring Diagram .................................................... 999
Diagnostic Procedure ..........................................1000
Component Inspection ........................................1002
Removal and Installation .....................................1002
DTC P0200 FUEL INJECTOR ...............................1003
On Board Diagnosis Logic ..................................1003
DTC Confirmation Procedure ..............................1003
Diagnostic Procedure ..........................................1003
DTC P0201 - P0204 FUEL INJECTOR .................1005
Component Description .......................................1005
CONSULT-II Reference Value in Data Monitor Mode
1005
ECM Terminals and Reference Value .................1005
On Board Diagnosis Logic ..................................1006
DTC Confirmation Procedure ..............................1007
Wiring Diagram ...................................................1008
Diagnostic Procedure ..........................................1009
Component Inspection ........................................1010
Removal and Installation .....................................1010
DTC P0217 ENGINE OVER TEMPERATURE ......1011
System Description .............................................1011
CONSULT-II Reference Value in Data Monitor Mode
1011
ECM Terminals and Reference Value .................1011
On Board Diagnosis Logic ..................................1012
Overall Function Check .......................................1012
Wiring Diagram ...................................................1014
Diagnostic Procedure ..........................................1015
Main 12 Causes of Overheating ..........................1023
Component Inspection ........................................1024
DTC P0222, P0223 APP SENSOR .......................1025
Description ..........................................................1025
CONSULT-II Reference Value in Data Monitor Mode
1025
ECM Terminals and Reference Value .................1025
On Board Diagnosis Logic ..................................1026
DTC Confirmation Procedure ..............................1026
Wiring Diagram ...................................................1027
Diagnostic Procedure ..........................................1028
Component Inspection ........................................1030
Removal and Installation .....................................1030
DTC P0234 TC SYSTEM .......................................1031
Description ..........................................................1031
ECM Terminal and Reference Value ...................1031
On Board Diagnosis Logic ..................................1032
Overall Function Check .......................................1032
Wiring Diagram ...................................................1033
Diagnostic Procedure ..........................................1034
Component Inspection ........................................1037DTC P0237, P0238 TC BOOST SENSOR .............1038
Component Description .......................................1038
CONSULT-II Reference Value in Data Monitor Mode
1038
ECM Terminals and Reference Value ..................1038
On Board Diagnosis Logic ...................................1039
DTC Confirmation Procedure ..............................1039
Wiring Diagram ....................................................1040
Diagnostic Procedure ..........................................1041
Component Inspection .........................................1043
Removal and Installation .....................................1043
DTC P0335 CKP SENSOR ....................................1044
Description ...........................................................1044
CONSULT-II Reference Value in Data Monitor Mode
1044
ECM Terminals and Reference Value ..................1044
On Board Diagnosis Logic ...................................1045
DTC Confirmation Procedure ..............................1045
Wiring Diagram ....................................................1046
Diagnostic Procedure ..........................................1047
Component Inspection .........................................1049
Removal and Installation .....................................1049
DTC P0336 CKP SENSOR ....................................1050
Description ...........................................................1050
CONSULT-II Reference Value in Data Monitor Mode
1050
ECM Terminals and Reference Value ..................1050
On Board Diagnosis Logic ...................................1051
DTC Confirmation Procedure ..............................1051
Wiring Diagram ....................................................1052
Diagnostic Procedure ..........................................1053
Component Inspection .........................................1055
Removal and Installation .....................................1055
DTC P0340 CMP SENSOR ....................................1056
Description ...........................................................1056
ECM Terminals and Reference Value ..................1056
On Board Diagnosis Logic ...................................1056
DTC Confirmation Procedure ..............................1057
Wiring Diagram ....................................................1058
Diagnostic Procedure ..........................................1059
Component Inspection .........................................1061
Removal and Installation .....................................1061
DTC P0341 CMP SENSOR ....................................1062
Description ...........................................................1062
ECM Terminals and Reference Value ..................1062
On Board Diagnosis Logic ...................................1062
DTC Confirmation Procedure ..............................1063
Wiring Diagram ....................................................1064
Diagnostic Procedure ..........................................1065
Component Inspection .........................................1068
Removal and Installation .....................................1068
DTC P0380 GLOW RELAY ....................................1069
On Board Diagnosis Logic ...................................1069
DTC Confirmation Procedure ..............................1069
Wiring Diagram ....................................................1070
Diagnostic Procedure ..........................................1071
Component Inspection .........................................1072
DTC P0401 EGR FUNCTION ................................1073
Description ...........................................................1073

EC-12 CONSULT-II Reference Value in Data Monitor Mode
1074
ECM Terminals and Reference Value ..................1074
On Board Diagnosis Logic ...................................1074
DTC Confirmation Procedure ..............................1075
Wiring Diagram ....................................................1076
Diagnostic Procedure ..........................................1077
Component Inspection .........................................1078
Removal and Installation .....................................1079
DTC P0404 EGR VOLUME CONTROL VALVE .....1080
Description ...........................................................1080
CONSULT-II Reference Value in Data Monitor Mode
1081
ECM Terminals and Reference Value ..................1081
On Board Diagnosis Logic ...................................1081
DTC Confirmation Procedure ..............................1081
Wiring Diagram ....................................................1083
Diagnostic Procedure ..........................................1084
Component Inspection .........................................1085
Removal and Installation .....................................1086
DTC P0563 BATTERY VOLTAGE .........................1087
On Board Diagnosis Logic ...................................1087
DTC Confirmation Procedure ..............................1087
Diagnostic Procedure ..........................................1087
DTC P0605 ECM ....................................................1089
Description ...........................................................1089
On Board Diagnosis Logic ...................................1089
DTC Confirmation Procedure ..............................1089
Diagnostic Procedure ..........................................1090
DTC P0606 ECM ....................................................1091
Description ...........................................................1091
On Board Diagnosis Logic ...................................1091
DTC Confirmation Procedure ..............................1091
Diagnostic Procedure ..........................................1092
DTC P0628, P0629 FUEL PUMP ...........................1093
Description ...........................................................1093
CONSULT-II Reference Value in Data Monitor Mode
1093
ECM Terminals and Reference Value ..................1093
On Board Diagnosis Logic ...................................1094
DTC Confirmation Procedure ..............................1094
Wiring Diagram ....................................................1095
Diagnostic Procedure ..........................................1096
Component Inspection .........................................1097
Removal and Installation .....................................1097
DTC P0642, P0643 SENSOR POWER SUPPLY ...1098
Description ...........................................................1098
CONSULT-II Reference Value in Data Monitor Mode
1098
ECM Terminals and Reference Value ..................1098
On Board Diagnosis Logic ...................................1099
DTC Confirmation Procedure ..............................1099
Wiring Diagram ....................................................11 0 0
Diagnostic Procedure ..........................................11 0 1
Component Inspection .........................................11 0 2
Removal and Installation .....................................11 0 3
DTC P0652, P0653 SENSOR POWER SUPPLY ...110 4
Description ...........................................................11 0 4
CONSULT-II Reference Value in Data Monitor Mode 11 0 4
ECM Terminals and Reference Value ..................11 0 4
On Board Diagnosis Logic ...................................11 0 5
DTC Confirmation Procedure ...............................11 0 5
Wiring Diagram ....................................................11 0 6
Diagnostic Procedure ...........................................11 0 7
Component Inspection .........................................11 0 8
Removal and Installation ......................................11 0 9
DTC P0686 ECM RELAY .......................................1110
ECM Terminals and Reference valve ...................111 0
On Board Diagnosis Logic ...................................111 0
DTC Confirmation Procedure ...............................111 0
Wiring Diagram ....................................................1111
Diagnostic Procedure ...........................................111 2
Component Inspection .........................................111 2
DTC P1211 TCS CONTROL UNIT .........................1113
Description ...........................................................111 3
On Board Diagnosis Logic ...................................111 3
DTC Confirmation Procedure ...............................111 3
Diagnostic Procedure ...........................................111 3
DTC P1212 TCS COMMUNICATION LINE ............1114
Description ...........................................................111 4
On Board Diagnosis Logic ...................................111 4
DTC Confirmation Procedure ...............................111 4
Diagnostic Procedure ...........................................111 4
DTC P1260 - P1267 FUEL INJECTOR ADJUST-
MENT RESISTOR ...................................................1115
Description ...........................................................111 5
ECM Terminals and Reference Value ..................111 5
On Board Diagnosis Logic ...................................111 5
DTC Confirmation Procedure ...............................111 6
Wiring Diagram ....................................................111 7
Diagnostic Procedure ...........................................111 8
Component Inspection .........................................111 9
Removal and Installation ......................................11 2 0
DTC P1268 - P1271 FUEL INJECTOR ..................11 21
Component Description .......................................11 2 1
CONSULT-II Reference Value in Data Monitor Mode
11 2 1
ECM Terminals and Reference Value ..................11 2 1
On Board Diagnosis Logic ...................................11 2 2
DTC Confirmation Procedure ...............................11 2 3
Wiring Diagram ....................................................11 2 4
Diagnostic Procedure ...........................................11 2 5
Component Inspection .........................................11 2 6
Removal and Installation ......................................11 2 6
DTC P1272 FUEL PUMP .......................................11 27
Description ...........................................................11 2 7
CONSULT-II Reference Value in Data Monitor Mode
11 2 7
ECM Terminals and Reference Value ..................11 2 7
On Board Diagnosis Logic ...................................11 2 8
DTC Confirmation Procedure ...............................11 2 8
Wiring Diagram ....................................................11 2 9
Diagnostic Procedure ...........................................11 3 0
Component Inspection .........................................11 3 2
Removal and Installation ......................................11 3 3
DTC P1273 FUEL PUMP .......................................11 34
Description ...........................................................11 3 4

EC-13
C
D
E
F
G
H
I
J
K
L
M
ECA
CONSULT-II Reference Value in Data Monitor Mode
1134
ECM Terminals and Reference Value .................1134
On Board Diagnosis Logic ..................................1135
DTC Confirmation Procedure ..............................1135
Wiring Diagram ...................................................1136
Diagnostic Procedure ..........................................1137
Component Inspection ........................................1138
Removal and Installation .....................................1138
DTC P1274 FUEL PUMP .......................................1139
Description ..........................................................1139
CONSULT-II Reference Value in Data Monitor Mode
1139
ECM Terminals and Reference Value .................1139
On Board Diagnosis Logic ..................................1140
DTC Confirmation Procedure ..............................1140
Wiring Diagram ...................................................1141
Diagnostic Procedure ..........................................1142
Component Inspection ........................................1143
Removal and Installation .....................................1143
DTC P1275 FUEL PUMP .......................................1144
Description ..........................................................1144
CONSULT-II Reference Value in Data Monitor Mode
1144
ECM Terminals and Reference Value .................1144
On Board Diagnosis Logic ..................................1145
DTC Confirmation Procedure ..............................1145
Wiring Diagram ...................................................1146
Diagnostic Procedure ..........................................1147
Component Inspection ........................................1148
Removal and Installation .....................................1148
DTC P2135 APP SENSOR ....................................1149
Description ..........................................................1149
CONSULT-II Reference Value in Data Monitor Mode
1149
ECM Terminals and Reference Value .................1149
On Board Diagnosis Logic ..................................1150
DTC Confirmation Procedure ..............................1150
Wiring Diagram ...................................................1151
Diagnostic Procedure ..........................................1152
Component Inspection ........................................1154
Removal and Installation .....................................1154
DTC P2146, P2149 FUEL INJECTOR POWER SUP-
PLY .........................................................................1155
Component Description .......................................1155
CONSULT-II Reference Value in Data Monitor Mode
1155
ECM Terminals and Reference Value .................1155
On Board Diagnosis Logic ..................................1156
DTC Confirmation Procedure ..............................1157
Wiring Diagram ...................................................1158
Diagnostic Procedure ..........................................1159
DTC P2147, P2148 FUEL INJECTOR CIRCUIT ...1160
Component Description .......................................1160
CONSULT-II Reference Value in Data Monitor Mode
1160
ECM Terminals and Reference Value .................1160
On Board Diagnosis Logic ..................................1161
DTC Confirmation Procedure ..............................1161Wiring Diagram ....................................................11 6 3
Diagnostic Procedure ..........................................11 6 4
Component Inspection .........................................11 6 5
Removal and Installation .....................................11 6 6
DTC P2228, P2229 BARO SENSOR .....................116 7
Description ...........................................................11 6 7
On Board Diagnosis Logic ...................................11 6 7
DTC Confirmation Procedure ..............................11 6 7
Diagnostic Procedure ..........................................11 6 8
GLOW CONTROL SYSTEM ..................................116 9
Description ...........................................................11 6 9
Wiring Diagram ....................................................11 7 0
Diagnostic Procedure ..........................................11 7 2
Component Inspection .........................................11 7 6
Removal and Installation .....................................11 7 6
BRAKE SWITCH ....................................................117 7
Description ...........................................................11 7 7
CONSULT-II Reference Value in Data Monitor Mode
11 7 7
ECM Terminals and Reference Value ..................11 7 7
Wiring Diagram ....................................................11 7 8
Diagnostic Procedure ..........................................11 7 9
Component Inspection .........................................11 8 0
PNP SWITCH .........................................................118 2
Description ...........................................................11 8 2
CONSULT-II Reference Value in Data Monitor Mode
11 8 2
ECM Terminals and Reference Value ..................11 8 2
Wiring Diagram ....................................................11 8 3
Diagnostic Procedure ..........................................11 8 4
PSP SWITCH .........................................................118 6
Component Description .......................................11 8 6
CONSULT-II Reference Value in Data Monitor Mode
11 8 6
ECM Terminals and Reference Value ..................11 8 6
Wiring Diagram ....................................................11 8 7
Diagnostic Procedure ..........................................11 8 8
Component Inspection .........................................11 8 9
Removal and Installation .....................................11 8 9
FUEL TRANSPORT PUMP ...................................119 0
Description ...........................................................11 9 0
ECM Terminals and Reference Value ..................11 9 1
Wiring Diagram ....................................................11 9 2
Diagnostic Procedure ..........................................11 9 4
Component Inspection .........................................11 9 7
Removal and Installation .....................................11 9 8
START SIGNAL .....................................................119 9
Wiring Diagram ....................................................11 9 9
Diagnostic Procedure ..........................................1200
MI & DATA LINK CONNECTORS ..........................1202
Wiring Diagram ....................................................1202
SERVICE DATA AND SPECIFICATIONS (SDS) ...1204
General Specifications .........................................1204
Mass Air Flow Sensor ..........................................1204
Engine Coolant Temperature Sensor ..................1204
Fuel Rail Pressure Sensor ...................................1204
Glow Plug ............................................................1204
EGR Volume Control Valve .................................1204