Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Xterra 2000-2004 Approved Nissan Xterra 2002 EC
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ENGINE CONTROL SYSTEM GI
SECTION EC MA
EM
LC
CONTENTS FE
KA24DE Idle Speed/Ignition Timing/Idle Mixture Ratio
CL
Adjustment .................................................................59
TROUBLE DIAGNOSIS - INDEX ..................................18
ON BOARD DIAGNOSTIC SYSTEM MT
Alphabetical & P No. Index for DTC .........................18
DESCRIPTION ...............................................................73
PRECAUTIONS .............................................................23
Introduction ................................................................73
Supplemental Restraint System (SRS) AIR
Two Trip Detection Logic ...........................................73 AT
BAG and SEAT BELT PRE-TENSIONER.............23
Emission-related Diagnostic Information ...................74
Precautions for On Board Diagnostic (OBD)
Malfunction Indicator Lamp (MIL)..............................88
System of Engine ......................................................23
OBD System Operation Chart ...................................88
TF
Engine Fuel & Emission Control System ..................24
CONSULT-II ...............................................................94
Precautions ................................................................25
Generic Scan Tool (GST) ........................................106 PD
Wiring Diagrams and Trouble Diagnosis...................26
TROUBLE DIAGNOSIS - INTRODUCTION................108
PREPARATION .............................................................27
Introduction ..............................................................108
Special Service Tools ................................................27
Commercial Service Tools .........................................27
Work Flow................................................................110 AX
TROUBLE DIAGNOSIS - BASIC INSPECTION .........112
ENGINE AND EMISSION CONTROL OVERALL
Basic Inspection.......................................................112
SYSTEM.........................................................................29 SU
TROUBLE DIAGNOSIS - GENERAL
Engine Control Component Parts Location...............29
DESCRIPTION .............................................................126
Circuit Diagram ..........................................................31
DTC Inspection Priority Chart..................................126
System Diagram ........................................................32 BR
Fail-safe Chart .........................................................127
Vacuum Hose Drawing ..............................................33
Symptom Matrix Chart.............................................128
System Chart .............................................................34
ENGINE AND EMISSION BASIC CONTROL
CONSULT-II Reference Value in Data Monitor ST
Mode ........................................................................132
SYSTEM DESCRIPTION ...............................................35
Major Sensor Reference Graph in Data Monitor
Multiport Fuel Injection (MFI) System .......................35 RS
Mode ........................................................................134
Distributor Ignition (DI) System .................................37
ECM Terminals and Reference Value .....................137
Air Conditioning Cut Control......................................39
TROUBLE DIAGNOSIS - SPECIFICATION
Fuel Cut Control (at no load & high engine
VALUE..........................................................................146
BT
speed) ........................................................................39
Description ...............................................................146
Evaporative Emission System ...................................40
Testing Condition .....................................................146 HA
On Board Refueling Vapor Recovery (ORVR) ..........45
Inspection Procedure...............................................146
Positive Crankcase Ventilation ..................................55
Diagnostic Procedure ..............................................147
BASIC SERVICE PROCEDURE ...................................57
TROUBLE DIAGNOSIS FOR INTERMITTENT SC
Fuel Pressure Release ..............................................57
INCIDENT.....................................................................150
Fuel Pressure Check .................................................57
Description ...............................................................150
Fuel Pressure Regulator Check ................................58
Diagnostic Procedure ..............................................150 EL
Injector .......................................................................58
TROUBLE DIAGNOSIS FOR POWER SUPPLY........151
Fast Idle Cam (FIC)...................................................59
Main Power Supply and Ground Circuit..................151 IDX
DTC P0031, P0032 HO2S1 HEATER .........................158
CONTENTS (Cont'd)
Description ...............................................................158 On Board Diagnosis Logic.......................................191
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ..................................192
Mode ........................................................................158 Wiring Diagram ........................................................195
ECM Terminals and Reference Value .....................158 Diagnostic Procedure ..............................................196
On Board Diagnosis Logic.......................................158 DTC P0125 ECT SENSOR..........................................204
DTC Confirmation Procedure ..................................159 Component Description ...........................................204
Wiring Diagram ........................................................160 On Board Diagnosis Logic.......................................204
Diagnostic Procedure ..............................................161 DTC Confirmation Procedure ..................................204
DTC P0037, P0038 HO2S2 HEATER .........................163 Wiring Diagram ........................................................206
Description ...............................................................163 Diagnostic Procedure ..............................................207
CONSULT-II Reference Value in Data Monitor DTC P0128 THERMOSTAT FUNCTION.....................209
Mode ........................................................................163 On Board Diagnosis Logic.......................................209
ECM Terminals and Reference Value .....................163 Possible Cause........................................................209
On Board Diagnosis Logic.......................................163 DTC Confirmation Procedure ..................................209
DTC Confirmation Procedure ..................................164 Diagnostic Procedure ..............................................210
Wiring Diagram ........................................................165 DTC P0132 HO2S1......................................................211
Diagnostic Procedure ..............................................166 Component Description ...........................................211
DTC P0101, P0102, P0103 MAF SENSOR ................168 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................168 Mode ........................................................................211
CONSULT-II Reference Value in Data Monitor ECM Terminals and Reference Value .....................211
Mode ........................................................................168 On Board Diagnosis Logic.......................................212
ECM Terminals and Reference Value .....................168 DTC Confirmation Procedure ..................................212
On Board Diagnosis Logic.......................................168 Wiring Diagram ........................................................213
DTC Confirmation Procedure ..................................169 Diagnostic Procedure ..............................................214
Overall Function Check ...........................................171 DTC P0133 HO2S1......................................................218
Wiring Diagram ........................................................172 Component Description ...........................................218
Diagnostic Procedure ..............................................173 CONSULT-II Reference Value in Data Monitor
DTC P0107, P0108 ABSOLUTE PRESSURE Mode ........................................................................218
SENSOR ......................................................................178 ECM Terminals and Reference Value .....................218
Component Description ...........................................178 On Board Diagnosis Logic.......................................219
On Board Diagnosis Logic.......................................178 DTC Confirmation Procedure ..................................219
DTC Confirmation Procedure ..................................178 Overall Function Check ...........................................220
Diagnostic Procedure ..............................................179 Wiring Diagram ........................................................221
DTC P0112, P0113, P0127 IAT SENSOR...................180 Diagnostic Procedure ..............................................222
Component Description ...........................................180 DTC P0134 HO2S1......................................................229
On Board Diagnosis Logic.......................................180 Component Description ...........................................229
DTC Confirmation Procedure ..................................181 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................182 Mode ........................................................................229
Diagnostic Procedure ..............................................183 ECM Terminals and Reference Value .....................229
DTC P0117, P0118 ECT SENSOR..............................185 On Board Diagnosis Logic.......................................230
Component Description ...........................................185 DTC Confirmation Procedure ..................................231
CONSULT-II Reference Value in Data Monitor Overall Function Check ...........................................232
Mode ........................................................................185 Wiring Diagram ........................................................233
On Board Diagnosis Logic.......................................185 Diagnostic Procedure ..............................................234
DTC Confirmation Procedure ..................................186 DTC P0138 HO2S2......................................................237
Wiring Diagram ........................................................187 Component Description ...........................................237
Diagnostic Procedure ..............................................188 CONSULT-II Reference Value in Data Monitor
DTC P0121, P0122, P0123 TP SENSOR ...................190 Mode ........................................................................237
Component Description ...........................................190 ECM Terminals and Reference Value .....................237
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................237
Mode ........................................................................190 DTC Confirmation Procedure ..................................238
ECM Terminals and Reference Value .....................191 Overall Function Check ...........................................238
EC-2
CONTENTS (Cont'd)
Wiring Diagram ........................................................239 DTC Confirmation Procedure ..................................295 GI
Diagnostic Procedure ..............................................240 Wiring Diagram ........................................................296
DTC P0139 HO2S2......................................................245 Diagnostic Procedure ..............................................297
Component Description ...........................................245 DTC P0340 CMP SENSOR .........................................300 MA
CONSULT-II Reference Value in Data Monitor Component Description ...........................................300
Mode ........................................................................245 ECM Terminals and Reference Value .....................300
ECM Terminals and Reference Value .....................245 On Board Diagnosis Logic.......................................301
EM
On Board Diagnosis Logic.......................................245 DTC Confirmation Procedure ..................................302
DTC Confirmation Procedure ..................................246 Wiring Diagram ........................................................303 LC
Overall Function Check ...........................................247 Diagnostic Procedure ..............................................304
Wiring Diagram ........................................................248 DTC P0400 EGR FUNCTION......................................308
Diagnostic Procedure ..............................................249 Description ...............................................................308
DTC P0171 FUEL INJECTION SYSTEM On Board Diagnosis Logic.......................................309
FUNCTION ...................................................................255 DTC Confirmation Procedure ..................................310
On Board Diagnosis Logic.......................................255 Overall Function Check ...........................................311 FE
DTC Confirmation Procedure ..................................255 Wiring Diagram ........................................................312
Wiring Diagram ........................................................257 Diagnostic Procedure ..............................................313 CL
Diagnostic Procedure ..............................................258 DTC P0402 EGRC-BPT VALVE FUNCTION..............320
DTC P0172 FUEL INJECTION SYSTEM Description ...............................................................320
FUNCTION ...................................................................262 On Board Diagnosis Logic.......................................320 MT
On Board Diagnosis Logic.......................................262 DTC Confirmation Procedure ..................................321
DTC Confirmation Procedure ..................................262 Overall Function Check ...........................................322
Wiring Diagram ........................................................264 Diagnostic Procedure ..............................................323 AT
Diagnostic Procedure ..............................................265 DTC P0405, P0406 EGRT SENSOR ..........................328
DTC P0181, P0182, P0183 FTT SENSOR .................269 Component Description ...........................................328
TF
Component Description ...........................................269 On Board Diagnosis Logic.......................................328
On Board Diagnosis Logic.......................................269 DTC Confirmation Procedure ..................................329
DTC Confirmation Procedure ..................................270 Overall Function Check ...........................................330 PD
Wiring Diagram ........................................................271 Wiring Diagram ........................................................331
Diagnostic Procedure ..............................................272 Diagnostic Procedure ..............................................332
DTC P0217 COOLANT OVERTEMPERATURE DTC P0420 THREE WAY CATALYST FUNCTION ...334 AX
ENRICHMENT PROTECTION.....................................275 On Board Diagnosis Logic.......................................334
On Board Diagnosis Logic.......................................275 DTC Confirmation Procedure ..................................334
Overall Function Check ...........................................275 Overall Function Check ...........................................335
SU
Diagnostic Procedure ..............................................277 Diagnostic Procedure ..............................................336
Main 11 Causes of Overheating..............................280 DTC P0441 EVAP CONTROL SYSTEM PURGE BR
DTC P0300 - P0304 NO. 4 - 1 CYLINDER FLOW MONITORING ..................................................339
MISFIRE, MULTIPLE CYLINDER MISFIRE ...............281 System Description..................................................339
On Board Diagnosis Logic.......................................281 On Board Diagnosis Logic.......................................339 ST
DTC Confirmation Procedure ..................................281 DTC Confirmation Procedure ..................................340
Diagnostic Procedure ..............................................282 Overall Function Check ...........................................340
DTC P0327, P0328 KS................................................290 Diagnostic Procedure ..............................................341 RS
Component Description ...........................................290 DTC P0442 EVAP CONTROL SYSTEM.....................350
ECM Terminals and Reference Value .....................290 On Board Diagnosis Logic.......................................350
BT
On Board Diagnosis Logic.......................................290 DTC Confirmation Procedure ..................................351
DTC Confirmation Procedure ..................................290 Diagnostic Procedure ..............................................353
Wiring Diagram ........................................................291 DTC P0444, P0445 EVAP CANISTER PURGE HA
Diagnostic Procedure ..............................................292 VOLUME CONTROL SOLENOID VALVE ..................366
DTC P0335 CKP SENSOR (OBD)..............................294 Description ...............................................................366
Component Description ...........................................294 CONSULT-II Reference Value in Data Monitor SC
ECM Terminals and Reference Value .....................294 Mode ........................................................................366
On Board Diagnosis Logic.......................................294 ECM Terminals and Reference Value .....................367
EL
IDX
EC-3
CONTENTS (Cont'd)
On Board Diagnosis Logic.......................................367 DTC P0500 VSS ..........................................................430
DTC Confirmation Procedure ..................................368 Component Description ...........................................430
Wiring Diagram ........................................................369 ECM Terminals and Reference Value .....................430
Diagnostic Procedure ..............................................370 On Board Diagnosis Logic.......................................430
DTC P0447 EVAP CANISTER VENT CONTROL DTC Confirmation Procedure ..................................430
VALVE..........................................................................373 Overall Function Check ...........................................431
Component Description ...........................................373 Wiring Diagram ........................................................432
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................433
Mode ........................................................................373 DTC P0505 ISC SYSTEM ...........................................434
ECM Terminals and Reference Value .....................373 Description ...............................................................434
On Board Diagnosis Logic.......................................373 CONSULT-II Reference Value in Data Monitor
DTC Confirmation Procedure ..................................374 Mode ........................................................................435
Wiring Diagram ........................................................375 ECM Terminals and Reference Value .....................435
Diagnostic Procedure ..............................................376 On Board Diagnosis Logic.......................................435
DTC P0452, P0453 EVAP CONTROL SYSTEM DTC Confirmation Procedure ..................................436
PRESSURE SENSOR .................................................380 Wiring Diagram ........................................................437
Component Description ...........................................380 Diagnostic Procedure ..............................................438
CONSULT-II Reference Value in Data Monitor DTC P0510 CTP SWITCH...........................................440
Mode ........................................................................380 Component Description ...........................................440
ECM Terminals and Reference Value .....................380 ECM Terminals and Reference Value .....................440
On Board Diagnosis Logic.......................................381 On Board Diagnosis Logic.......................................440
DTC Confirmation Procedure ..................................382 DTC Confirmation Procedure ..................................441
Wiring Diagram ........................................................383 Overall Function Check ...........................................441
Diagnostic Procedure ..............................................384 Wiring Diagram ........................................................442
DTC P0455 EVAP CONTROL SYSTEM.....................393 Diagnostic Procedure ..............................................443
On Board Diagnosis Logic.......................................393 DTC P0605 ECM .........................................................447
DTC Confirmation Procedure ..................................394 Component Description ...........................................447
Diagnostic Procedure ..............................................395 On Board Diagnosis Logic.......................................447
DTC P0456, P1456 EVAP CONTROL SYSTEM ........405 DTC Confirmation Procedure ..................................447
On Board Diagnosis Logic.......................................405 Diagnostic Procedure ..............................................448
Possible Cause........................................................405 DTC P1143 HO2S1......................................................449
DTC Confirmation Procedure ..................................406 Component Description ...........................................449
Diagnostic Procedure ..............................................408 CONSULT-II Reference Value in Data Monitor
DTC P0460 FUEL LEVEL SENSOR...........................420 Mode ........................................................................449
Component Description ...........................................420 ECM Terminals and Reference Value .....................449
On Board Diagnostic Logic......................................420 On Board Diagnosis Logic.......................................450
Possible Cause........................................................420 DTC Confirmation Procedure ..................................450
DTC Confirmation Procedure ..................................420 Overall Function Check ...........................................451
Wiring Diagram ........................................................421 Diagnostic Procedure ..............................................451
Diagnostic Procedure ..............................................422 DTC P1144 HO2S1......................................................456
DTC P0461 FUEL LEVEL SENSOR...........................424 Component Description ...........................................456
Component Description ...........................................424 CONSULT-II Reference Value in Data Monitor
On Board Diagnostic Logic......................................424 Mode ........................................................................456
Possible Cause........................................................424 ECM Terminals and Reference Value .....................456
Overall Function Check ...........................................424 On Board Diagnosis Logic.......................................457
DTC P0462, P0463 FUEL LEVEL SENSOR ..............426 DTC Confirmation Procedure ..................................457
Component Description ...........................................426 Overall Function Check ...........................................458
On Board Diagnostic Logic......................................426 Diagnostic Procedure ..............................................458
Possible Cause........................................................426 DTC P1146 HO2S2......................................................463
DTC Confirmation Procedure ..................................426 Component Description ...........................................463
Wiring Diagram ........................................................427 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................428 Mode ........................................................................463
EC-4
CONTENTS (Cont'd)
ECM Terminals and Reference Value .....................463 CONSULT-II Reference Value in Data Monitor GI
On Board Diagnosis Logic.......................................463 Mode ........................................................................512
DTC Confirmation Procedure ..................................464 ECM Terminals and Reference Value .....................513
Overall Function Check ...........................................465 On Board Diagnosis Logic.......................................513 MA
Wiring Diagram ........................................................466 DTC Confirmation Procedure ..................................514
Diagnostic Procedure ..............................................467 Wiring Diagram ........................................................515
DTC P1147 HO2S2......................................................473 Diagnostic Procedure ..............................................516
EM
Component Description ...........................................473 DTC P1446 EVAP CANISTER VENT CONTROL
CONSULT-II Reference Value in Data Monitor VALVE..........................................................................523 LC
Mode ........................................................................473 Component Description ...........................................523
ECM Terminals and Reference Value .....................473 CONSULT-II Reference Value in Data Monitor
On Board Diagnosis Logic.......................................473 Mode ........................................................................523
DTC Confirmation Procedure ..................................474 ECM Terminals and Reference Value .....................523
Overall Function Check ...........................................475 On Board Diagnosis Logic.......................................523
Wiring Diagram ........................................................476 DTC Confirmation Procedure ..................................524 FE
Diagnostic Procedure ..............................................477 Diagnostic Procedure ..............................................525
DTC P1148 CLOSED LOOP CONTROL ....................483 DTC P1448 EVAP CANISTER VENT CONTROL CL
On Board Diagnosis Logic.......................................483 VALVE..........................................................................529
DTC Confirmation Procedure ..................................483 Component Description ...........................................529
Overall Function Check ...........................................484 CONSULT-II Reference Value in Data Monitor MT
Diagnostic Procedure ..............................................484 Mode ........................................................................529
DTC P1217 ENGINE OVER TEMPERATURE............485 ECM Terminals and Reference Value .....................529
On Board Diagnosis Logic.......................................485 On Board Diagnosis Logic.......................................529 AT
Overall Function Check ...........................................485 DTC Confirmation Procedure ..................................530
Diagnostic Procedure ..............................................486 Overall Function Check ...........................................531
TF
Main 11 Causes of Overheating..............................489 Diagnostic Procedure ..............................................531
DTC P1336 CKP SENSOR (OBD)..............................490 DTC P1464 FUEL LEVEL SENSOR...........................536
Component Description ...........................................490 Component Description ...........................................536 PD
ECM Terminals and Reference Value .....................490 On Board Diagnostic Logic......................................536
On Board Diagnosis Logic.......................................491 Possible Cause........................................................536
DTC Confirmation Procedure ..................................491 DTC Confirmation Procedure ..................................536 AX
Wiring Diagram ........................................................492 Wiring Diagram ........................................................537
Diagnostic Procedure ..............................................493 Diagnostic Procedure ..............................................538
DTC P1400 EGRC-SOLENOID VALVE ......................496 DTC P1490 VACUUM CUT VALVE BYPASS
SU
Component Description ...........................................496 VALVE..........................................................................539
CONSULT-II Reference Value in Data Monitor Description ...............................................................539 BR
Mode ........................................................................496 CONSULT-II Reference Value in Data Monitor
ECM Terminals and Reference Value .....................496 Mode ........................................................................539
On Board Diagnosis Logic.......................................496 ECM Terminals and Reference Value .....................539 ST
DTC Confirmation Procedure ..................................497 On Board Diagnosis Logic.......................................540
Overall Function Check ...........................................497 DTC Confirmation Procedure ..................................540
Wiring Diagram ........................................................498 Wiring Diagram ........................................................541 RS
Diagnostic Procedure ..............................................499 Diagnostic Procedure ..............................................542
DTC P1402 EGR FUNCTION......................................503 DTC P1491 VACUUM CUT VALVE BYPASS
BT
Description ...............................................................503 VALVE..........................................................................546
On Board Diagnosis Logic.......................................504 Description ...............................................................546
DTC Confirmation Procedure ..................................504 CONSULT-II Reference Value in Data Monitor HA
Wiring Diagram ........................................................506 Mode ........................................................................546
Diagnostic Procedure ..............................................507 ECM Terminals and Reference Value .....................546
DTC P1444 EVAP CANISTER PURGE VOLUME On Board Diagnosis Logic.......................................547 SC
CONTROL SOLENOID VALVE...................................512 DTC Confirmation Procedure ..................................547
Description ...............................................................512 Overall Function Check ...........................................548
EL
IDX
EC-5
CONTENTS (Cont'd)
Wiring Diagram ........................................................549 SERVICE DATA AND SPECIFICATIONS (SDS) .......599
Diagnostic Procedure ..............................................550 Fuel Pressure Regulator..........................................599
DTC P1706 PNP SWITCH...........................................556 Idle Speed and Ignition Timing................................599
Component Description ...........................................556 Ignition Coil ..............................................................599
CONSULT-II Reference Value in Data Monitor Mass Air Flow Sensor..............................................599
Mode ........................................................................556 Engine Coolant Temperature Sensor ......................599
ECM Terminals and Reference Value .....................556 EGR Temperature Sensor .......................................599
On Board Diagnosis Logic.......................................556 Fuel Pump ...............................................................599
DTC Confirmation Procedure ..................................557 IACV-AAC Valve ......................................................599
Overall Function Check ...........................................558 Injector .....................................................................600
Wiring Diagram ........................................................559 Resistor....................................................................600
Diagnostic Procedure For M/T Models....................560 Throttle Position Sensor ..........................................600
IGNITION SIGNAL.......................................................562 Heated Oxygen Sensor 1 Heater ............................600
Component Description ...........................................562 Calculated Load Value.............................................600
CONSULT-II Reference Value in Data Monitor Intake Air Temperature Sensor................................600
Mode ........................................................................562 Heated Oxygen Sensor 2 Heater ............................600
ECM Terminals and Reference Value .....................563 Crankshaft Position Sensor (OBD)..........................600
Wiring Diagram ........................................................564 Fuel Tank Temperature Sensor ...............................600
Diagnostic Procedure ..............................................565
INJECTOR ...................................................................571 VG33E
Component Description ...........................................571
ECM Terminals and Reference Value .....................571 TROUBLE DIAGNOSIS - INDEX ................................601
Wiring Diagram ........................................................572 Alphabetical & P No. Index for DTC .......................601
Diagnostic Procedure ..............................................573 PRECAUTIONS ...........................................................609
START SIGNAL...........................................................576 Supplemental Restraint System (SRS) AIR
CONSULT-II Reference Value in Data Monitor BAG and SEAT BELT PRE-TENSIONER...........609
Mode ........................................................................576 Precautions for On Board Diagnostic (OBD)
ECM Terminals and Reference Value .....................576 System of Engine and A/T.......................................609
Wiring Diagram ........................................................577 Engine Fuel & Emission Control System ................610
Diagnostic Procedure ..............................................578 Precautions ..............................................................611
FUEL PUMP.................................................................580 Wiring Diagrams and Trouble Diagnosis.................612
System Description..................................................580 PREPARATION ...........................................................613
Component Description ...........................................580 Special Service Tools ..............................................613
CONSULT-II Reference Value in Data Monitor Commercial Service Tools .......................................613
Mode ........................................................................580 ENGINE AND EMISSION CONTROL OVERALL
ECM Terminals and Reference Value .....................581 SYSTEM.......................................................................616
Wiring Diagram ........................................................582 Engine Control Component Parts Location.............616
Diagnostic Procedure ..............................................583 Circuit Diagram ........................................................618
POWER STEERING OIL PRESSURE SWITCH.........588 System Diagram ......................................................619
Component Description ...........................................588 Vacuum Hose Drawing ............................................620
CONSULT-II Reference Value in Data Monitor System Chart ...........................................................621
Mode ........................................................................588 ENGINE AND EMISSION BASIC CONTROL
ECM Terminals and Reference Value .....................588 SYSTEM DESCRIPTION .............................................622
Wiring Diagram ........................................................589 Multiport Fuel Injection (MFI) System .....................622
Diagnostic Procedure ..............................................590 Distributor Ignition (DI) System ...............................624
IACV-FICD SOLENOID VALVE...................................592 Air Conditioning Cut Control....................................625
Component Description ...........................................592 Fuel Cut Control (at no load & high engine
ECM Terminals and Reference Value .....................592 speed) ......................................................................626
Wiring Diagram ........................................................593 Evaporative Emission System .................................626
Diagnostic Procedure ..............................................594 On Board Refueling Vapor Recovery (ORVR) ........632
MIL & DATA LINK CONNECTORS ............................598 Positive Crankcase Ventilation ................................642
Wiring Diagram ........................................................598 BASIC SERVICE PROCEDURE .................................644
Fuel Pressure Release ............................................644
EC-6
CONTENTS (Cont'd)
Fuel Pressure Check ...............................................644 DTC P0037, P0038, P0057, P0058 HO2S2 GI
Fuel Pressure Regulator Check ..............................645 HEATER.......................................................................753
Injector .....................................................................645 Description ...............................................................753
Fast Idle Cam (FIC).................................................646 CONSULT-II Reference Value in Data Monitor MA
Idle Speed/Ignition Timing/Idle Mixture Ratio Mode ........................................................................753
Adjustment ...............................................................648 ECM Terminals and Reference Value .....................753
ON BOARD DIAGNOSTIC SYSTEM On Board Diagnosis Logic.......................................754
EM
DESCRIPTION .............................................................660 DTC Confirmation Procedure ..................................754
Introduction ..............................................................660 Wiring Diagram ........................................................755 LC
Two Trip Detection Logic .........................................660 Diagnostic Procedure ..............................................757
Emission-related Diagnostic Information .................661 DTC P0101, P0102, P0103 MAF SENSOR ................761
Malfunction Indicator Lamp (MIL)............................675 Component Description ...........................................761
OBD System Operation Chart .................................676 CONSULT-II Reference Value in Data Monitor
CONSULT-II .............................................................682 Mode ........................................................................761
Generic Scan Tool (GST) ........................................695 ECM Terminals and Reference Value .....................761 FE
TROUBLE DIAGNOSIS - INTRODUCTION................697 On Board Diagnosis Logic.......................................761
Introduction ..............................................................697 DTC Confirmation Procedure ..................................762 CL
Work Flow................................................................699 Overall Function Check ...........................................764
TROUBLE DIAGNOSIS - BASIC INSPECTION .........701 Wiring Diagram ........................................................765
Basic Inspection.......................................................701 Diagnostic Procedure ..............................................766 MT
TROUBLE DIAGNOSIS - GENERAL DTC P0112, P0113, P0127 IAT SENSOR...................770
DESCRIPTION .............................................................715 Component Description ...........................................770
DTC Inspection Priority Chart..................................715 On Board Diagnosis Logic.......................................770 AT
Fail-safe Chart .........................................................716 DTC Confirmation Procedure ..................................770
Symptom Matrix Chart.............................................717 Wiring Diagram ........................................................772
TF
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................773
Mode ........................................................................721 DTC P0117, P0118 ECT SENSOR..............................775
Major Sensor Reference Graph in Data Monitor Component Description ...........................................775 PD
Mode ........................................................................723 On Board Diagnosis Logic.......................................775
ECM Terminals and Reference Value .....................726 DTC Confirmation Procedure ..................................776
TROUBLE DIAGNOSIS - SPECIFICATION Wiring Diagram ........................................................777 AX
VALUE..........................................................................735 Diagnostic Procedure ..............................................778
Description ...............................................................735 DTC P0121, P0122, P0123 TP SENSOR ...................780
Testing Condition .....................................................735 Description ...............................................................780
SU
Inspection Procedure...............................................735 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................736 Mode ........................................................................780 BR
TROUBLE DIAGNOSIS FOR INTERMITTENT ECM Terminals and Reference Value .....................781
INCIDENT.....................................................................739 On Board Diagnosis Logic.......................................781
Description ...............................................................739 DTC Confirmation Procedure ..................................782 ST
Diagnostic Procedure ..............................................739 Wiring Diagram ........................................................785
TROUBLE DIAGNOSIS FOR POWER SUPPLY........740 Diagnostic Procedure ..............................................786
Main Power Supply and Ground Circuit..................740 DTC P0125 ECT SENSOR..........................................793 RS
DTC P0031, P0032, P0051, P0052 HO2S1 Description ...............................................................793
HEATER.......................................................................746 On Board Diagnosis Logic.......................................793
BT
Description ...............................................................746 DTC Confirmation Procedure ..................................794
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................795
Mode ........................................................................746 Diagnostic Procedure ..............................................796 HA
ECM Terminals and Reference Value .....................746 DTC P0128 THERMOSTAT FUNCTION.....................798
On Board Diagnosis Logic.......................................746 On Board Diagnosis Logic.......................................798
DTC Confirmation Procedure ..................................747 DTC Confirmation Procedure ..................................798 SC
Wiring Diagram ........................................................748 Diagnostic Procedure ..............................................799
Diagnostic Procedure ..............................................750 DTC P0132, P0152 HO2S1 .........................................800
EL
IDX
EC-7
CONTENTS (Cont'd)
Component Description ...........................................800 Wiring Diagram ........................................................855
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................857
Mode ........................................................................800 DTC P0172, P0175 FUEL INJECTION SYSTEM
ECM Terminals and Reference Value .....................800 FUNCTION ...................................................................862
On Board Diagnosis Logic.......................................801 On Board Diagnosis Logic.......................................862
DTC Confirmation Procedure ..................................801 DTC Confirmation Procedure ..................................863
Wiring Diagram ........................................................802 Wiring Diagram ........................................................864
Diagnostic Procedure ..............................................804 Diagnostic Procedure ..............................................866
DTC P0133, P0153 HO2S1 .........................................808 DTC P0181, P0182, P0183 FTT SENSOR .................870
Component Description ...........................................808 Component Description ...........................................870
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................870
Mode ........................................................................808 DTC Confirmation Procedure ..................................871
ECM Terminals and Reference Value .....................808 Wiring Diagram ........................................................872
On Board Diagnosis Logic.......................................809 ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo