ENGINE CONTROL SYSTEM.pdf

(10682 KB) Pobierz
V10
ENGINE CONTROL SYSTEM
SECTION EC
CONTENTS
QG18DE
Idle Air Volume Learning ...........................................57
DESCRIPTION ...............................................................59
Introduction ................................................................59
Two Trip Detection Logic ...........................................59
NATS (Nissan Anti-theft System) ..............................72
Malfunction Indicator (MI) ..........................................73
Models Only) ..............................................................77
CONSULT-II ...............................................................82
Generic Scan Tool (GST) ..........................................93
TROUBLE DIAGNOSIS - INTRODUCTION ..................95
Introduction ................................................................95
Work Flow ..................................................................97
Basic Inspection .........................................................99
DESCRIPTION .............................................................122
DTC Inspection Priority Chart ..................................122
Fail-safe Chart .........................................................123
Symptom Matrix Chart .............................................124
Mode ........................................................................128
Mode ........................................................................130
ECM Terminals and Reference Value .....................133
Description ...............................................................141
Testing Condition .....................................................141
Inspection Procedure ...............................................141
Diagnostic Procedure ..............................................142
INCIDENT .....................................................................145
Description ...............................................................145
Diagnostic Procedure ..............................................145
Main Power Supply and Ground Circuit ..................146
TROUBLE DIAGNOSIS - INDEX ..................................16
Alphabetical & P No. Index for DTC .........................16
PRECAUTIONS .............................................................21
(SRS)
AIR BAG
²
and
SEAT BELT
....................................................21
System of Engine ......................................................21
PREPARATION .............................................................25
Special Service Tools ................................................25
Commercial Service Tools .........................................25
SYSTEM .........................................................................26
Circuit Diagram ..........................................................30
System Diagram ........................................................32
Vacuum Hose Drawing ..............................................33
System Chart .............................................................34
SYSTEM DESCRIPTION ...............................................35
Multiport Fuel Injection (MFI) System .......................35
Electronic Ignition (EI) System ..................................37
Air Conditioning Cut Control ......................................38
speed) ........................................................................39
Evaporative Emission System ...................................39
Positive Crankcase Ventilation ..................................42
BASIC SERVICE PROCEDURE ...................................43
Fuel Pressure Release ..............................................43
Fuel Pressure Check .................................................43
Fuel Pressure Regulator Check ................................44
Injector .......................................................................44
Preparation ................................................................47
Inspection Procedure .................................................49
²
²
²
426072285.001.png 426072285.002.png
CONTENTS (Cont’d)
Component Description ...........................................154
Mode ........................................................................154
ECM Terminals and Reference Value .....................154
On Board Diagnosis Logic. ......................................154
Fail-safe Mode .........................................................155
DTC Confirmation Procedure ..................................155
Wiring Diagram ........................................................156
Diagnostic Procedure ..............................................158
Component Inspection .............................................160
SENSOR ......................................................................161
Component Description ...........................................161
On Board Diagnosis Logic. ......................................162
DTC Confirmation Procedure ..................................162
Wiring Diagram ........................................................163
Diagnostic Procedure ..............................................165
Component Inspection .............................................167
SENSOR (ECTS) (CIRCUIT) .......................................169
Component Description ...........................................169
Mode ........................................................................169
On Board Diagnosis Logic. ......................................169
Fail-safe Mode .........................................................170
DTC Confirmation Procedure ..................................170
Wiring Diagram ........................................................171
Diagnostic Procedure ..............................................173
Component Inspection .............................................174
Component Description ...........................................175
Mode ........................................................................175
ECM Terminals and Reference Value .....................176
On Board Diagnosis Logic. ......................................176
Fail-safe Mode .........................................................176
DTC Confirmation Procedure ..................................176
Wiring Diagram ........................................................178
Diagnostic Procedure ..............................................180
Component Inspection .............................................182
(FRONT) (CIRCUIT) .....................................................184
Component Description ...........................................184
Mode ........................................................................184
ECM Terminals and Reference Value .....................184
On Board Diagnosis Logic. ......................................185
DTC Confirmation Procedure ..................................185
Overall Function Check ...........................................186
Wiring Diagram ........................................................187
Diagnostic Procedure ..............................................189
Component Inspection .............................................190
(FRONT) (LEAN SHIFT MONITORING) .....................192
Component Description ...........................................192
Mode ........................................................................192
ECM Terminals and Reference Value .....................192
On Board Diagnosis Logic .......................................193
DTC Confirmation Procedure ..................................193
Overall Function Check ...........................................194
Diagnostic Procedure ..............................................194
Component Inspection .............................................196
(FRONT) (RICH SHIFT MONITORING) ......................198
Component Description ...........................................198
Mode ........................................................................198
ECM Terminals and Reference Value .....................198
On Board Diagnosis Logic .......................................199
DTC Confirmation Procedure ..................................199
Overall Function Check ...........................................200
Diagnostic Procedure ..............................................200
Component Inspection .............................................202
(FRONT) (RESPONSE MONITORING) .......................204
Component Description ...........................................204
Mode ........................................................................204
ECM Terminals and Reference Value .....................204
On Board Diagnosis Logic .......................................205
DTC Confirmation Procedure ..................................205
Overall Function Check ...........................................206
Wiring Diagram ........................................................207
Diagnostic Procedure ..............................................209
Component Inspection .............................................212
(FRONT) (HIGH VOLTAGE) ........................................214
Component Description ...........................................214
Mode ........................................................................214
ECM Terminals and Reference Value .....................214
On Board Diagnosis Logic .......................................215
DTC Confirmation Procedure ..................................215
Wiring Diagram ........................................................216
Diagnostic Procedure ..............................................218
Component Inspection .............................................219
(FRONT) HEATER .......................................................221
Description ...............................................................221
Mode ........................................................................221
ECM Terminals and Reference Value .....................221
EC-2
CONTENTS (Cont’d)
On Board Diagnosis Logic. ......................................221
DTC Confirmation Procedure ..................................222
Wiring Diagram ........................................................223
Diagnostic Procedure ..............................................225
Component Inspection .............................................226
(REAR) (MIN. VOLTAGE MONITORING) ...................227
Component Description ...........................................227
Mode ........................................................................227
ECM Terminals and Reference Value .....................227
On Board Diagnosis Logic. ......................................227
DTC Confirmation Procedure ..................................228
Overall Function Check ...........................................229
Wiring Diagram ........................................................230
Diagnostic Procedure ..............................................232
Component Inspection .............................................235
(REAR) (MAX. VOLTAGE MONITORING) .................237
Component Description ...........................................237
Mode ........................................................................237
ECM Terminals and Reference Value .....................237
On Board Diagnosis Logic. ......................................237
DTC Confirmation Procedure ..................................238
Overall Function Check ...........................................239
Wiring Diagram ........................................................240
Diagnostic Procedure ..............................................242
Component Inspection .............................................244
(REAR) (RESPONSE MONITORING) .........................246
Component Description ...........................................246
Mode ........................................................................246
ECM Terminals and Reference Value .....................246
On Board Diagnosis Logic. ......................................246
DTC Confirmation Procedure ..................................247
Overall Function Check ...........................................248
Wiring Diagram ........................................................249
Diagnostic Procedure ..............................................251
Component Inspection .............................................254
(REAR) (HIGH VOLTAGE) ..........................................256
Component Description ...........................................256
Mode ........................................................................256
ECM Terminals and Reference Value .....................256
On Board Diagnosis Logic. ......................................256
DTC Confirmation Procedure ..................................257
Overall Function Check ...........................................257
Wiring Diagram ........................................................258
Diagnostic Procedure ..............................................260
Component Inspection .............................................261
HEATER (REAR) .........................................................263
Description ...............................................................263
Mode ........................................................................263
ECM Terminals and Reference Value .....................263
On Board Diagnosis Logic .......................................264
DTC Confirmation Procedure ..................................264
Wiring Diagram ........................................................265
Diagnostic Procedure ..............................................267
Component Inspection .............................................268
FUNCTION (LEAN SIDE) ............................................269
On Board Diagnosis Logic .......................................269
DTC Confirmation Procedure ..................................269
Wiring Diagram ........................................................271
Diagnostic Procedure ..............................................273
FUNCTION (RICH SIDE) .............................................277
On Board Diagnosis Logic .......................................277
DTC Confirmation Procedure ..................................277
Wiring Diagram ........................................................279
Diagnostic Procedure ..............................................281
On Board Diagnosis Logic .......................................285
DTC Confirmation Procedure ..................................285
Diagnostic Procedure ..............................................286
DTC P0325 KNOCK SENSOR (KS) ...........................291
Component Description ...........................................291
ECM Terminals and Reference Value .....................291
On Board Diagnosis Logic .......................................291
DTC Confirmation Procedure ..................................291
Wiring Diagram ........................................................292
Diagnostic Procedure ..............................................293
Component Inspection .............................................294
(POS) . ...........................................................................295
Component Description ...........................................295
ECM Terminals and Reference Value .....................295
On Board Diagnosis Logic .......................................296
DTC Confirmation Procedure ..................................296
Wiring Diagram ........................................................297
Diagnostic Procedure ..............................................299
Component Inspection .............................................301
(CMPS) (PHASE) .........................................................302
Component Description ...........................................302
ECM Terminals and Reference Value .....................302
On Board Diagnosis Logic .......................................303
DTC Confirmation Procedure ..................................303
EC-3
CONTENTS (Cont’d)
Wiring Diagram ........................................................304
Diagnostic Procedure ..............................................306
Component Inspection .............................................308
FITTED) ........................................................................310
Description ...............................................................310
Mode ........................................................................ 311
ECM Terminals and Reference Value ..................... 311
On Board Diagnosis Logic. ...................................... 311
DTC Confirmation Procedure ..................................312
Wiring Diagram ........................................................314
Diagnostic Procedure ..............................................316
Component Inspection .............................................318
(CIRCUIT) (WHERE FITTED) ......................................319
Description ...............................................................319
Mode ........................................................................320
ECM Terminals and Reference Value .....................320
On Board Diagnosis Logic. ......................................320
DTC Confirmation Procedure ..................................320
Wiring Diagram ........................................................322
Diagnostic Procedure ..............................................324
Component Inspection .............................................326
On Board Diagnosis Logic. ......................................327
DTC Confirmation Procedure ..................................327
Overall Function Check ...........................................328
Diagnostic Procedure ..............................................328
CONTROL SOLENOID VALVE (CIRCUIT) . ................332
Description ...............................................................332
Mode ........................................................................332
ECM Terminals and Reference Value .....................333
On Board Diagnosis Logic. ......................................333
DTC Confirmation Procedure ..................................333
Wiring Diagram ........................................................334
Diagnostic Procedure ..............................................336
Component Inspection .............................................337
Component Description ...........................................338
ECM Terminals and Reference Value .....................338
On Board Diagnosis Logic. ......................................338
DTC Confirmation Procedure ..................................338
Wiring Diagram ........................................................340
Diagnostic Procedure ..............................................342
Description ...............................................................343
Mode ........................................................................344
ECM Terminals and Reference Value .....................344
On Board Diagnosis Logic .......................................344
DTC Confirmation Procedure ..................................344
Wiring Diagram ........................................................345
Diagnostic Procedure ..............................................347
Component Inspection .............................................351
SWITCH (WHERE FITTED) .........................................352
Component Description ...........................................352
Mode ........................................................................352
ECM Terminals and Reference Value .....................352
On Board Diagnosis Logic .......................................352
DTC Confirmation Procedure ..................................352
Overall Function Check ...........................................353
Wiring Diagram ........................................................354
Diagnostic Procedure ..............................................355
Component Inspection .............................................356
DTC P0605 ECM .........................................................358
Component Description ...........................................358
On Board Diagnosis Logic .......................................358
DTC Confirmation Procedure ..................................358
Diagnostic Procedure ..............................................359
SOLENOID VALVE ......................................................360
Component Description ...........................................360
Operation .................................................................360
Mode ........................................................................360
ECM Terminals and Reference Value .....................360
On Board Diagnosis Logic .......................................360
DTC Confirmation Procedure ..................................361
Wiring Diagram ........................................................362
Diagnostic Procedure ..............................................364
Component Inspection .............................................365
VALVE (CIRCUIT) (WHERE FITTED) .........................366
Description ...............................................................366
Mode ........................................................................366
ECM Terminals and Reference Value .....................367
Component Description ...........................................367
On Board Diagnosis Logic .......................................367
DTC Confirmation Procedure ..................................367
Wiring Diagram ........................................................369
Diagnostic Procedure ..............................................370
Component Inspection .............................................371
System Description ..................................................373
EC-4
CONTENTS (Cont’d)
Mode ........................................................................373
ECM Terminals and Reference Value .....................374
On Board Diagnosis Logic. ......................................374
Overall Function Check ...........................................375
Wiring Diagram ........................................................376
Diagnostic Procedure ..............................................378
Main 12 Causes of Overheating ..............................384
Component Inspection .............................................384
(WHERE FITTED) ........................................................386
Component Description ...........................................386
On Board Diagnosis Logic. ......................................386
DTC Confirmation Procedure ..................................386
Wiring Diagram ........................................................389
Diagnostic Procedure ..............................................391
Component Inspection .............................................392
FITTED) ........................................................................393
Description ...............................................................393
Mode ........................................................................394
ECM Terminals and Reference Value .....................394
On Board Diagnosis Logic. ......................................394
DTC Confirmation Procedure ..................................395
Wiring Diagram ........................................................397
Diagnostic Procedure ..............................................399
Component Inspection .............................................400
SWITCH .......................................................................402
Component Description ...........................................402
Mode ........................................................................402
ECM Terminals and Reference Value .....................402
On Board Diagnosis Logic. ......................................402
DTC Confirmation Procedure ..................................402
Overall Function Check ...........................................403
Wiring Diagram ........................................................404
Diagnostic Procedure ..............................................405
INTAKE AIR TEMPERATURE SENSOR ....................407
Component Description ...........................................407
Wiring Diagram ........................................................409
Diagnostic Procedure .............................................. 411
Component Inspection .............................................413
HEATED OXYGEN SENSOR 1 (FRONT) . ..................414
Component Description ...........................................414
Mode ........................................................................414
ECM Terminals and Reference Value .....................414
Wiring Diagram ........................................................415
Diagnostic Procedure ..............................................417
Component Inspection .............................................419
Description ...............................................................421
Mode ........................................................................421
ECM Terminals and Reference Value .....................421
Wiring Diagram ........................................................422
Diagnostic Procedure ..............................................424
Component Inspection .............................................425
HEATED OXYGEN SENSOR 2 (REAR) .....................426
Component Description ...........................................426
Mode ........................................................................426
ECM Terminals and Reference Value .....................426
Wiring Diagram ........................................................427
Diagnostic Procedure ..............................................429
Component Inspection .............................................431
Description ...............................................................433
Mode ........................................................................433
ECM Terminals and Reference Value .....................433
Wiring Diagram ........................................................434
Diagnostic Procedure ..............................................436
Component Inspection .............................................438
Component Description ...........................................439
ECM Terminals and Reference Value .....................439
Wiring Diagram ........................................................440
Diagnostic Procedure ..............................................442
Component Inspection .............................................445
FITTED) ........................................................................446
Description ...............................................................446
Mode ........................................................................447
ECM Terminals and Reference Value .....................448
Wiring Diagram ........................................................449
Diagnostic Procedure ..............................................451
Component Inspection .............................................456
SOLENOID VALVE ......................................................458
Description ...............................................................458
Mode ........................................................................458
ECM Terminals and Reference Value .....................459
Wiring Diagram ........................................................460
Diagnostic Procedure ..............................................462
Component Inspection .............................................465
AIR CONTROL (AAC) VALVE ....................................466
Description ...............................................................466
EC-5

Plik z chomika:

Inne pliki z tego folderu:

Inne foldery tego chomika:

Zgłoś jeśli naruszono regulamin