Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Almera 2000-2003.2006 Approved Nissan Almera 2001 N16 2001 Nissan Almera UK ec
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ENGINE CONTROL SYSTEM
SECTION EC
CONTENTS
QG ON BOARD DIAGNOSTIC SYSTEM
DESCRIPTION ...............................................................57
TROUBLE DIAGNOSIS - INDEX ..................................10
Introduction ................................................................57
Alphabetical & P No. Index for DTC .........................10
Two Trip Detection Logic ...........................................57
PRECAUTIONS .............................................................16
Emission-related Diagnostic Information ...................58
Supplemental Restraint System (SRS) AIR
NATS (Nissan Anti-theft System) ..............................72
BAG and SEAT BELT PRE-TENSIONER.............16
Malfunction Indicator (MI) ..........................................72
Precautions for On Board Diagnostic (OBD)
OBD System Operation Chart (With Euro-OBD
System of Engine and A/T.........................................16
Models Only)..............................................................76
Engine Fuel & Emission Control System ..................17
CONSULT-II ...............................................................81
Wiring Diagrams and Trouble Diagnosis...................19
Generic Scan Tool (GST) ..........................................92
PREPARATION .............................................................20
TROUBLE DIAGNOSIS - INTRODUCTION..................94
Special Service Tools ................................................20
Introduction ................................................................94
Commercial Service Tools .........................................20
Work Flow..................................................................96
ENGINE AND EMISSION CONTROL OVERALL
TROUBLE DIAGNOSIS - BASIC INSPECTION ...........98
SYSTEM.........................................................................21
Basic Inspection.........................................................98
Engine Control Component Parts Location...............21
TROUBLE DIAGNOSIS - GENERAL
Circuit Diagram ..........................................................25
DESCRIPTION .............................................................122
System Diagram ........................................................26
DTC Inspection Priority Chart..................................122
Vacuum Hose Drawing ..............................................27
Fail-safe Chart .........................................................123
System Chart .............................................................28
Symptom Matrix Chart.............................................124
ENGINE AND EMISSION BASIC CONTROL
CONSULT-II Reference Value in Data Monitor
SYSTEM DESCRIPTION ...............................................29
Mode ........................................................................128
Multiport Fuel Injection (MFI) System .......................29
Major Sensor Reference Graph in Data Monitor
Electronic Ignition (EI) System ..................................31
Mode ........................................................................130
Air Conditioning Cut Control......................................32
ECM Terminals and Reference Value .....................132
Fuel Cut Control (at no load & high engine
TROUBLE DIAGNOSIS - SPECIFICATION VALUE ..140
speed) ........................................................................33
Description ...............................................................140
Evaporative Emission System ...................................33
Testing Condition .....................................................140
Positive Crankcase Ventilation ..................................37
Inspection Procedure...............................................140
BASIC SERVICE PROCEDURE ...................................38
Diagnostic Procedure ..............................................141
Fuel Pressure Release ..............................................38
TROUBLE DIAGNOSIS FOR INTERMITTENT
Fuel Pressure Check .................................................38
INCIDENT.....................................................................144
Fuel Pressure Regulator Check ................................39
Description ...............................................................144
Injector .......................................................................39
Diagnostic Procedure ..............................................144
How to Check Idle Speed and Ignition Timing..........41
TROUBLE DIAGNOSIS FOR POWER SUPPLY........145
Preparation ................................................................42
Main Power Supply and Ground Circuit..................145
Inspection Procedure.................................................45
DTC P0100 MASS AIR FLOW SENSOR (MAFS)......152
Idle Air Volume Learning ...........................................55
Component Description ...........................................152
CONTENTS (Cont'd)
CONSULT-II Reference Value in Data Monitor DTC P0131 HEATED OXYGEN SENSOR 1
Mode ........................................................................152 (FRONT) (LEAN SHIFT MONITORING) .....................183
ECM Terminals and Reference Value .....................152 Component Description ...........................................183
On Board Diagnosis Logic.......................................152 CONSULT-II Reference Value in Data Monitor
Fail-safe Mode .........................................................153 Mode ........................................................................183
DTC Confirmation Procedure ..................................153 ECM Terminals and Reference Value .....................183
Wiring Diagram ........................................................154 On Board Diagnosis Logic.......................................184
Diagnostic Procedure ..............................................155 DTC Confirmation Procedure ..................................184
Component Inspection.............................................157 Overall Function Check ...........................................185
DTC P0110 INTAKE AIR TEMPERATURE Diagnostic Procedure ..............................................185
SENSOR ......................................................................158 Component Inspection.............................................187
Component Description ...........................................158 DTC P0132 HEATED OXYGEN SENSOR 1
On Board Diagnosis Logic.......................................158 (FRONT) (RICH SHIFT MONITORING) ......................189
DTC Confirmation Procedure ..................................158 Component Description ...........................................189
Wiring Diagram ........................................................160 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................161 Mode ........................................................................189
Component Inspection.............................................162 ECM Terminals and Reference Value .....................189
DTC P0115 ENGINE COOLANT TEMPERATURE On Board Diagnosis Logic.......................................190
SENSOR (ECTS) .........................................................163 DTC Confirmation Procedure ..................................190
Component Description ...........................................163 Overall Function Check ...........................................191
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................191
Mode ........................................................................163 Component Inspection.............................................193
On Board Diagnosis Logic.......................................163 DTC P0133 HEATED OXYGEN SENSOR 1
Fail-safe Mode .........................................................164 (FRONT).......................................................................195
DTC Confirmation Procedure ..................................164 Component Description ...........................................195
Wiring Diagram ........................................................165 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................166 Mode ........................................................................195
Component Inspection.............................................167 ECM Terminals and Reference Value .....................195
DTC P0120 THROTTLE POSITION SENSOR ...........168 On Board Diagnosis Logic.......................................196
Component Description ...........................................168 DTC Confirmation Procedure ..................................196
CONSULT-II Reference Value in Data Monitor Overall Function Check ...........................................197
Mode ........................................................................168 Wiring Diagram ........................................................198
ECM Terminals and Reference Value .....................169 Diagnostic Procedure ..............................................199
On Board Diagnosis Logic.......................................169 Component Inspection.............................................201
Fail-safe Mode .........................................................169 DTC P0134 HEATED OXYGEN SENSOR 1
DTC Confirmation Procedure ..................................169 (FRONT) (HIGH VOLTAGE)........................................203
Wiring Diagram ........................................................171 Component Description ...........................................203
Diagnostic Procedure ..............................................172 CONSULT-II Reference Value in Data Monitor
Component Inspection.............................................174 Mode ........................................................................203
DTC P0130 HEATED OXYGEN SENSOR 1 ECM Terminals and Reference Value .....................203
(FRONT) (CIRCUIT).....................................................176 On Board Diagnosis Logic.......................................204
Component Description ...........................................176 DTC Confirmation Procedure ..................................204
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................205
Mode ........................................................................176 Diagnostic Procedure ..............................................206
ECM Terminals and Reference Value .....................176 Component Inspection.............................................207
On Board Diagnosis Logic.......................................177 DTC P0135 HEATED OXYGEN SENSOR 1
DTC Confirmation Procedure ..................................177 (FRONT) HEATER.......................................................209
Overall Function Check ...........................................178 Description ...............................................................209
Wiring Diagram ........................................................179 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................180 Mode ........................................................................209
Component Inspection.............................................181 ECM Terminals and Reference Value .....................209
On Board Diagnosis Logic.......................................209
EC-2
CONTENTS (Cont'd)
DTC Confirmation Procedure ..................................210 DTC P0141 HEATED OXYGEN SENSOR 2
Wiring Diagram ........................................................211 HEATER (REAR) .........................................................243
Diagnostic Procedure ..............................................212 Description ...............................................................243
Component Inspection.............................................213 CONSULT-II Reference Value in Data Monitor
DTC P0137 HEATED OXYGEN SENSOR 2 Mode ........................................................................243
(REAR) (MIN. VOLTAGE MONITORING)...................214 ECM Terminals and Reference Value .....................243
Component Description ...........................................214 On Board Diagnosis Logic.......................................244
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ..................................244
Mode ........................................................................214 Wiring Diagram ........................................................245
ECM Terminals and Reference Value .....................214 Diagnostic Procedure ..............................................246
On Board Diagnosis Logic.......................................214 Component Inspection.............................................247
DTC Confirmation Procedure ..................................215 DTC P0171 FUEL INJECTION SYSTEM
Overall Function Check ...........................................216 FUNCTION (LEAN SIDE) ............................................248
Wiring Diagram ........................................................217 On Board Diagnosis Logic.......................................248
Diagnostic Procedure ..............................................218 DTC Confirmation Procedure ..................................248
Component Inspection.............................................220 Wiring Diagram ........................................................250
DTC P0138 HEATED OXYGEN SENSOR 2 Diagnostic Procedure ..............................................251
(REAR) (MAX. VOLTAGE MONITORING) .................222 DTC P0172 FUEL INJECTION SYSTEM
Component Description ...........................................222 FUNCTION (RICH SIDE) .............................................255
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................255
Mode ........................................................................222 DTC Confirmation Procedure ..................................255
ECM Terminals and Reference Value .....................222 Wiring Diagram ........................................................257
On Board Diagnosis Logic.......................................222 Diagnostic Procedure ..............................................258
DTC Confirmation Procedure ..................................223 DTC P0300 - P0304 NO. 4 - 1 CYLINDER
Overall Function Check ...........................................224 MISFIRE, MULTIPLE CYLINDER MISFIRE ...............262
Wiring Diagram ........................................................225 On Board Diagnosis Logic.......................................262
Diagnostic Procedure ..............................................226 DTC Confirmation Procedure ..................................262
Component Inspection.............................................227 Diagnostic Procedure ..............................................263
DTC P0139 HEATED OXYGEN SENSOR 2 DTC P0325 KNOCK SENSOR (KS) ...........................268
(REAR) .........................................................................229 Component Description ...........................................268
Component Description ...........................................229 ECM Terminals and Reference Value .....................268
CONSULT-II Reference Value in Data Monitor On Board Diagnosis Logic.......................................268
Mode ........................................................................229 DTC Confirmation Procedure ..................................268
ECM Terminals and Reference Value .....................229 Wiring Diagram ........................................................269
On Board Diagnosis Logic.......................................229 Diagnostic Procedure ..............................................270
DTC Confirmation Procedure ..................................230 Component Inspection.............................................271
Overall Function Check ...........................................231 DTC P0335 CRANKSHAFT POSITION SENSOR
Wiring Diagram ........................................................232 (POS)............................................................................272
Diagnostic Procedure ..............................................233 Component Description ...........................................272
Component Inspection.............................................235 ECM Terminals and Reference Value .....................272
DTC P0140 HEATED OXYGEN SENSOR 2 On Board Diagnosis Logic.......................................273
(REAR) (HIGH VOLTAGE) ..........................................237 DTC Confirmation Procedure ..................................273
Component Description ...........................................237 Wiring Diagram ........................................................274
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................275
Mode ........................................................................237 Component Inspection.............................................277
ECM Terminals and Reference Value .....................237 DTC P0340 CAMSHAFT POSITION SENSOR
On Board Diagnosis Logic.......................................237 (CMPS) (PHASE).........................................................278
DTC Confirmation Procedure ..................................238 Component Description ...........................................278
Overall Function Check ...........................................238 ECM Terminals and Reference Value .....................278
Wiring Diagram ........................................................239 On Board Diagnosis Logic.......................................279
Diagnostic Procedure ..............................................240 DTC Confirmation Procedure ..................................279
Component Inspection.............................................241 Wiring Diagram ........................................................280
EC-3
CONTENTS (Cont'd)
Diagnostic Procedure ..............................................281 ECM Terminals and Reference Value .....................314
Component Inspection.............................................284 On Board Diagnosis Logic.......................................314
DTC P0400 EGR FUNCTION (CLOSED) (WHERE DTC Confirmation Procedure ..................................314
FITTED)........................................................................285 Wiring Diagram ........................................................315
Description ...............................................................285 Diagnostic Procedure ..............................................316
CONSULT-II Reference Value in Data Monitor Component Inspection.............................................320
Mode ........................................................................286 DTC P0510 CLOSED THROTTLE POSITION
ECM Terminals and Reference Value .....................286 SWITCH (WHERE FITTED).........................................321
On Board Diagnosis Logic.......................................286 Component Description ...........................................321
DTC Confirmation Procedure ..................................287 CONSULT-II Reference Value in Data Monitor
Wiring Diagram ........................................................289 Mode ........................................................................321
Diagnostic Procedure ..............................................290 ECM Terminals and Reference Value .....................321
Component Inspection.............................................292 On Board Diagnosis Logic.......................................321
DTC P0403 EGR VOLUME CONTROL VALVE DTC Confirmation Procedure ..................................321
(CIRCUIT).....................................................................293 Overall Function Check ...........................................322
Description ...............................................................293 Wiring Diagram ........................................................323
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................324
Mode ........................................................................294 Component Inspection.............................................325
ECM Terminals and Reference Value .....................294 DTC P0605 ECM .........................................................327
On Board Diagnosis Logic.......................................294 Component Description ...........................................327
DTC Confirmation Procedure ..................................294 On Board Diagnosis Logic.......................................327
Wiring Diagram ........................................................296 DTC Confirmation Procedure ..................................327
Diagnostic Procedure ..............................................297 Diagnostic Procedure ..............................................328
Component Inspection.............................................298 DTC P1111 INTAKE VALVE TIMING CONTROL
DTC P0420 THREE WAY CATALYST FUNCTION ...299 SOLENOID VALVE......................................................329
On Board Diagnosis Logic.......................................299 Component Description ...........................................329
DTC Confirmation Procedure ..................................299 Operation .................................................................329
Overall Function Check ...........................................300 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................300 Mode ........................................................................329
DTC P0443 EVAP CANISTER PURGE VOLUME ECM Terminals and Reference Value .....................329
CONTROL SOLENOID VALVE (CIRCUIT).................304 On Board Diagnosis Logic.......................................329
Description ...............................................................304 DTC Confirmation Procedure ..................................330
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................331
Mode ........................................................................304 Diagnostic Procedure ..............................................332
ECM Terminals and Reference Value .....................305 Component Inspection.............................................333
On Board Diagnosis Logic.......................................305 DTC P1217 OVERHEAT (COOLING SYSTEM) .........334
DTC Confirmation Procedure ..................................305 System Description..................................................334
Wiring Diagram ........................................................306 CONSULT-II Reference Value in Data Monitor
Diagnostic Procedure ..............................................307 Mode ........................................................................334
Component Inspection.............................................308 ECM Terminals and Reference Value .....................335
DTC P0500 VEHICLE SPEED SENSOR (VSS) .........309 On Board Diagnosis Logic.......................................335
Component Description ...........................................309 Overall Function Check ...........................................336
ECM Terminals and Reference Value .....................309 Wiring Diagram ........................................................337
On Board Diagnosis Logic.......................................309 Diagnostic Procedure ..............................................339
DTC Confirmation Procedure ..................................309 Main 12 Causes of Overheating..............................345
Wiring Diagram ........................................................311 Component Inspection.............................................345
Diagnostic Procedure ..............................................312 DTC P1401 EGR TEMPERATURE SENSOR
DTC P0505 IDLE AIR CONTROL VALVE (IACV) - (WHERE FITTED) ........................................................347
AUXILIARY AIR CONTROL (AAC) VALVE ...............313 Component Description ...........................................347
Description ...............................................................313 On Board Diagnosis Logic.......................................347
CONSULT-II Reference Value in Data Monitor DTC Confirmation Procedure ..................................347
Mode ........................................................................314 Wiring Diagram ........................................................350
EC-4
CONTENTS (Cont'd)
Diagnostic Procedure ..............................................351 Component Inspection.............................................382
Component Inspection.............................................352 HEATED OXYGEN SENSOR 2 (REAR).....................383
DTC P1402 EGR FUNCTION (OPEN) (WHERE Component Description ...........................................383
FITTED)........................................................................353 CONSULT-II Reference Value in Data Monitor
Description ...............................................................353 Mode ........................................................................383
CONSULT-II Reference Value in Data Monitor ECM Terminals and Reference Value .....................383
Mode ........................................................................354 Wiring Diagram ........................................................384
ECM Terminals and Reference Value .....................354 Diagnostic Procedure ..............................................385
On Board Diagnosis Logic.......................................354 Component Inspection.............................................387
DTC Confirmation Procedure ..................................355 HEATED OXYGEN SENSOR 2 HEATER (REAR).....389
Wiring Diagram ........................................................357 Description ...............................................................389
Diagnostic Procedure ..............................................358 CONSULT-II Reference Value in Data Monitor
Component Inspection.............................................359 Mode ........................................................................389
DTC P1605 A/T DIAGNOSIS COMMUNICATION ECM Terminals and Reference Value .....................389
LINE .............................................................................361 Wiring Diagram ........................................................390
System Description..................................................361 Diagnostic Procedure ..............................................391
ECM Terminals and Reference Value .....................361 Component Inspection.............................................393
On Board Diagnosis Logic.......................................361 CRANKSHAFT POSITION SENSOR (POS)...............394
DTC Confirmation Procedure ..................................361 Component Description ...........................................394
Wiring Diagram ........................................................362 ECM Terminals and Reference Value .....................394
Diagnostic Procedure ..............................................363 Wiring Diagram ........................................................395
DTC P1706 PARK/NEUTRAL POSITION (PNP) Diagnostic Procedure ..............................................396
SWITCH .......................................................................364 Component Inspection.............................................399
Component Description ...........................................364 EGR VOLUME CONTROL SYSTEM (WHERE
CONSULT-II Reference Value in Data Monitor FITTED)........................................................................400
Mode ........................................................................364 Description ...............................................................400
ECM Terminals and Reference Value .....................364 CONSULT-II Reference Value in Data Monitor
On Board Diagnosis Logic.......................................364 Mode ........................................................................401
DTC Confirmation Procedure ..................................364 ECM Terminals and Reference Value .....................402
Overall Function Check ...........................................365 Wiring Diagram ........................................................403
Wiring Diagram ........................................................366 Diagnostic Procedure ..............................................404
Diagnostic Procedure ..............................................367 Component Inspection.............................................409
INTAKE AIR TEMPERATURE SENSOR ....................369 EVAP CANISTER PURGE VOLUME CONTROL
Component Description ...........................................369 SOLENOID VALVE......................................................411
Wiring Diagram ........................................................370 Description ...............................................................411
Diagnostic Procedure ..............................................371 CONSULT-II Reference Value in Data Monitor
Component Inspection.............................................372 Mode ........................................................................411
HEATED OXYGEN SENSOR 1 (FRONT)...................373 ECM Terminals and Reference Value .....................412
Component Description ...........................................373 Wiring Diagram ........................................................413
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................414
Mode ........................................................................373 Component Inspection.............................................417
ECM Terminals and Reference Value .....................373 IDLE AIR CONTROL VALVE (IACV) - AUXILIARY
Wiring Diagram ........................................................374 AIR CONTROL ............................................................418
Diagnostic Procedure ..............................................375 Description ...............................................................418
Component Inspection.............................................377 CONSULT-II Reference Value in Data Monitor
HEATED OXYGEN SENSOR 1 HEATER (FRONT)...379 Mode ........................................................................419
Description ...............................................................379 ECM Terminals and Reference Value .....................419
CONSULT-II Reference Value in Data Monitor Wiring Diagram ........................................................420
Mode ........................................................................379 Diagnostic Procedure ..............................................421
ECM Terminals and Reference Value .....................379 Component Inspection.............................................425
Wiring Diagram ........................................................380
Diagnostic Procedure ..............................................381
EC-5
CONTENTS (Cont'd)
CLOSED THROTTLE POSITION SWITCH Component Description ...........................................464
(WHERE FITTED) ........................................................426 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................426 Mode ........................................................................464
ECM Terminals and Reference Value .....................426 ECM Terminals and Reference Value .....................465
Wiring Diagram ........................................................427 Wiring Diagram ........................................................466
Diagnostic Procedure ..............................................428 Diagnostic Procedure ..............................................467
Component Inspection.............................................431 Component Inspection.............................................469
INTAKE VALVE TIMING CONTROL SOLENOID POWER STEERING OIL PRESSURE SWITCH.........470
VALVE..........................................................................432 Component Description ...........................................470
Component Description ...........................................432 CONSULT-II Reference Value in Data Monitor
Operation .................................................................432 Mode ........................................................................470
CONSULT-II Reference Value in Data Monitor ECM Terminals and Reference Value .....................470
Mode ........................................................................432 Wiring Diagram ........................................................471
ECM Terminals and Reference Value .....................432 Diagnostic Procedure ..............................................472
Wiring Diagram ........................................................433 Component Inspection.............................................473
Diagnostic Procedure ..............................................434 REFRIGERANT PRESSURE SENSOR ......................475
Component Inspection.............................................436 Description ...............................................................475
A/T COMMUNICATION LINE......................................437 ECM Terminals and Reference Value .....................475
System Description..................................................437 Wiring Diagram ........................................................476
Wiring Diagram ........................................................438 Diagnostic Procedure ..............................................477
Diagnostic Procedure ..............................................439 ELECTRICAL LOAD SIGNAL.....................................480
PARK/NEUTRAL POSITION (PNP) SWITCH ............441 CONSULT-II Reference Value in Data Monitor
Component Description ...........................................441 Mode ........................................................................480
CONSULT-II Reference Value in Data Monitor ECM Terminals and Reference Value .....................480
Mode ........................................................................441 Wiring Diagram ........................................................481
ECM Terminals and Reference Value .....................441 Diagnostic Procedure - Load Signal - .....................483
Wiring Diagram ........................................................442 Diagnostic Procedure - Heater Control Panel
Diagnostic Procedure ..............................................443 (Fan Switch) - ..........................................................487
INJECTOR ...................................................................446 MI & DATA LINK CONNECTORS ..............................488
Component Description ...........................................446 Wiring Diagram ........................................................488
CONSULT-II Reference Value in Data Monitor SERVICE DATA AND SPECIFICATIONS (SDS) .......489
Mode ........................................................................446 Fuel Pressure Regulator..........................................489
ECM Terminals and Reference Value .....................446 Idle Speed and Ignition Timing................................489
Wiring Diagram ........................................................447 Mass Air Flow Sensor..............................................489
Diagnostic Procedure ..............................................448 Intake Air Temperature Sensor................................489
Component Inspection.............................................450 Engine Coolant Temperature Sensor ......................489
IGNITION SIGNAL.......................................................451 Throttle Position Sensor ..........................................489
Component Description ...........................................451 Heated Oxygen Sensor 1 Heater (Front) ................489
CONSULT-II Reference Value in Data Monitor Heated Oxygen Sensor 2 Heater (Rear).................489
Mode ........................................................................451 EGR Volume Control Valve (Where Fitted).............490
ECM Terminals and Reference Value .....................451 EGR Temperature Sensor (Where Fitted)...............490
Wiring Diagram ........................................................452 EVAP Canister Purge Volume Control Valve ..........490
Diagnostic Procedure ..............................................454 IACV-AAC Valve ......................................................490
Component Inspection.............................................458 Injector .....................................................................490
START SIGNAL...........................................................460 Ignition Coil with Power Transistor ..........................490
CONSULT-II Reference Value in Data Monitor Condenser ...............................................................490
Mode ........................................................................460 Fuel Pump ...............................................................490
ECM Terminals and Reference Value .....................460 Crankshaft Position Sensor (POS)..........................491
Wiring Diagram ........................................................461 Camshaft Position Sensor (PHASE) .......................491
Diagnostic Procedure ..............................................462
FUEL PUMP.................................................................464
System Description..................................................464
EC-6
CONTENTS (Cont'd)
YD TROUBLE DIAGNOSIS FOR POWER SUPPLY........560
Main Power Supply and Ground Circuit..................560
TROUBLE DIAGNOSIS - INDEX ................................492
DTC P0100 MASS AIR FLOW SEN ...........................566
Alphabetical & P No. Index for DTC .......................492
Component Description ...........................................566
PRECAUTIONS ...........................................................494
CONSULT-II Reference Value in Data Monitor
Supplemental Restraint System (SRS) AIR
Mode ........................................................................566
BAG and SEAT BELT PRE-TENSIONER...........494
ECM Terminals and Reference Value .....................566
Engine Fuel & Emission Control System ................495
On Board Diagnosis Logic.......................................566
Precautions ..............................................................496
DTC Confirmation Procedure ..................................566
Wiring Diagrams and Trouble Diagnosis.................497
Wiring Diagram ........................................................568
PREPARATION ...........................................................498
Diagnostic Procedure ..............................................569
Special Service Tools ..............................................498
DTC P0115 COOLANT TEMP SEN ............................572
ENGINE AND EMISSION CONTROL OVERALL
Description ...............................................................572
SYSTEM.......................................................................499
On Board Diagnosis Logic.......................................572
Engine Control Component Parts Location.............499
DTC Confirmation Procedure ..................................572
Circuit Diagram ........................................................502
Wiring Diagram ........................................................574
System Diagram ......................................................503
Diagnostic Procedure ..............................................575
System Chart ...........................................................504
DTC P0120 ACCEL POS SENSOR ............................577
ENGINE AND EMISSION BASIC CONTROL
Description ...............................................................577
SYSTEM DESCRIPTION .............................................505
CONSULT-II Reference Value in Data Monitor
Fuel Injection Control System .................................505
Mode ........................................................................577
Fuel Injection Timing Control System......................506
ECM Terminals and Reference Value .....................577
Air Conditioning Cut Control....................................507
On Board Diagnosis Logic.......................................578
Fuel Cut Control (at no load & high engine
DTC Confirmation Procedure ..................................578
speed) ......................................................................507
Wiring Diagram ........................................................579
Crankcase Ventilation System.................................508
Diagnostic Procedure ..............................................580
BASIC SERVICE PROCEDURE .................................509
DTC P0335 CRANK POS SEN (TDC) ........................587
Injection Tube and Injection Nozzle ........................509
Description ...............................................................587
Electronic Control Fuel Injection Pump ...................513
CONSULT-II Reference Value in Data Monitor
Fuel Filter.................................................................520
Mode ........................................................................587
ON BOARD DIAGNOSTIC SYSTEM
ECM Terminals and Reference Value .....................587
DESCRIPTION .............................................................522
On Board Diagnosis Logic.......................................587
DTC and MI Detection Logic ...................................522
DTC Confirmation Procedure ..................................588
Diagnostic Trouble Code (DTC) ..............................522
Wiring Diagram ........................................................589
Malfunction Indicator (MI) ........................................523
Diagnostic Procedure ..............................................590
CONSULT-II .............................................................527
DTC P0500 VEHICLE SPEED SEN............................593
TROUBLE DIAGNOSIS - INTRODUCTION................532
Description ...............................................................593
Introduction ..............................................................532
ECM Terminals and Reference Value .....................593
Work Flow................................................................534
On Board Diagnosis Logic.......................................593
TROUBLE DIAGNOSIS - BASIC INSPECTION .........536
Overall Function Check ...........................................593
Basic Inspection.......................................................536
Wiring Diagram ........................................................595
TROUBLE DIAGNOSIS - GENERAL
Diagnostic Procedure ..............................................596
DESCRIPTION .............................................................541
DTC P0571 BRAKE SW..............................................597
Symptom Matrix Chart.............................................541
Description ...............................................................597
CONSULT-II Reference Value in Data Monitor
ECM Terminals and Reference Value .....................597
Mode ........................................................................551
On Board Diagnosis Logic.......................................597
Major Sensor Reference Graph in Data Monitor
DTC Confirmation Procedure ..................................597
Mode ........................................................................553
Wiring Diagram ........................................................599
ECM Terminals and Reference Value .....................554
Diagnostic Procedure ..............................................600
TROUBLE DIAGNOSIS FOR INTERMITTENT
DTC P1107 ECM 10 ....................................................604
INCIDENT.....................................................................559
Description ...............................................................604
Description ...............................................................559
On Board Diagnosis Logic.......................................604
Diagnostic Procedure ..............................................559
EC-7
CONTENTS (Cont'd)
DTC Confirmation Procedure ..................................604 ECM Terminals and Reference Value .....................647
Diagnostic Procedure ..............................................605 On Board Diagnosis Logic.......................................647
DTC P1180 P9.FUEL TEMP SEN ...............................606 DTC Confirmation Procedure ..................................647
Description ...............................................................606 Wiring Diagram ........................................................649
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................650
Mode ........................................................................606 DTC P1341 P1.CAM POS SEN ..................................652
ECM Terminals and Reference Value .....................607 Description ...............................................................652
On Board Diagnosis Logic.......................................607 CONSULT-II Reference Value in Data Monitor
DTC Confirmation Procedure ..................................607 Mode ........................................................................652
Wiring Diagram ........................................................609 ECM Terminals and Reference Value .....................653
Diagnostic Procedure ..............................................610 On Board Diagnosis Logic.......................................653
DTC P1202 FUEL CUT SYSTEM2 .............................612 DTC Confirmation Procedure ..................................653
Description ...............................................................612 Wiring Diagram ........................................................655
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................656
Mode ........................................................................612 DTC P1600 P3.PUMP COMM LINE............................658
ECM Terminals and Reference Value .....................613 Description ...............................................................658
On Board Diagnosis Logic.......................................613 CONSULT-II Reference Value in Data Monitor
DTC Confirmation Procedure ..................................613 Mode ........................................................................658
Wiring Diagram ........................................................615 ECM Terminals and Reference Value .....................659
Diagnostic Procedure ..............................................616 On Board Diagnosis Logic.......................................659
DTC P1217 OVER HEAT ............................................618 DTC Confirmation Procedure ..................................659
Description ...............................................................618 Wiring Diagram ........................................................661
CONSULT-II Reference Value in Data Monitor Diagnostic Procedure ..............................................662
Mode ........................................................................618 DTC P1603 ECM 12, DTC P1607 ECM 2...................664
ECM Terminals and Reference Value .....................618 Description ...............................................................664
On Board Diagnosis Logic.......................................619 On Board Diagnosis Logic.......................................664
Overall Function Check ...........................................620 DTC Confirmation Procedure ..................................664
Wiring Diagram ........................................................621 Diagnostic Procedure ..............................................665
Diagnostic Procedure ..............................................622 DTC P1620 ECM RLY .................................................666
Main 12 Causes of Overheating..............................633 ECM Terminals and Reference Value .....................666
DTC P1241 P7.F/INJ TIMG FB ...................................634 On Board Diagnosis Logic.......................................666
Description ...............................................................634 DTC Confirmation Procedure ..................................666
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