2008 NISSAN LATIO diagram

EC-2
ECM Terminal and Reference Value .....................102
CONSULT-II Function (ENGINE) ..........................109
Generic Scan Tool (GST) Function .......................119
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
121
Major Sensor Reference Graph in Data Monitor
Mode ......................................................................
124
TROUBLE DIAGNOSIS - SPECIFICATION
VALUE .............................................................
127
Description .............................................................127
Testing Condition ...................................................127
Inspection Procedure .............................................127
Diagnosis Procedure .............................................127
TROUBLE DIAGNOSIS FOR INTERMITTENT
INCIDENT ........................................................
136
Description .............................................................136
Diagnosis Procedure .............................................136
POWER SUPPLY AND GROUND CIRCUIT ...137
Wiring Diagram ......................................................137
Diagnosis Procedure .............................................138
Ground Inspection .................................................142
DTC U1000, U1001 CAN COMMUNICATION
LINE .................................................................
143
Description .............................................................143
On Board Diagnosis Logic .....................................143
DTC Confirmation Procedure ................................143
Wiring Diagram ......................................................144
Diagnosis Procedure .............................................144
DTC U1010 CAN COMMUNICATION .............145
Description .............................................................145
On Board Diagnosis Logic .....................................145
DTC Confirmation Procedure ................................145
Diagnosis Procedure .............................................145
DTC P0011 IVT CONTROL .............................147
Description .............................................................147
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
147
On Board Diagnosis Logic .....................................148
DTC Confirmation Procedure ................................148
Diagnosis Procedure .............................................149
Component Inspection ...........................................150
Removal and Installation .......................................150
DTC P0031, P0032 A/F SENSOR 1 HEATER .151
Description .............................................................151
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
151
On Board Diagnosis Logic .....................................151
DTC Confirmation Procedure ................................151
Wiring Diagram ......................................................152
Diagnosis Procedure .............................................153
Component Inspection ...........................................154
Removal and Installation .......................................155
DTC P0037, P0038 HO2S2 HEATER ..............156
Description ............................................................156
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
156
On Board Diagnosis Logic ....................................156
DTC Confirmation Procedure ................................156
Wiring Diagram .....................................................158
Diagnosis Procedure .............................................159
Component Inspection ..........................................160
Removal and Installation .......................................161
DTC P0075 IVT CONTROL SOLENOID
VALVE ..............................................................
162
Component Description ........................................162
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
162
On Board Diagnosis Logic ....................................162
DTC Confirmation Procedure ................................162
Wiring Diagram .....................................................163
Diagnosis Procedure .............................................164
Component Inspection ..........................................165
Removal and Installation .......................................166
DTC P0101 MAF SENSOR ..............................167
Component Description ........................................167
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
167
On Board Diagnosis Logic ....................................167
DTC Confirmation Procedure ................................167
Overall Function Check .........................................169
Wiring Diagram .....................................................170
Diagnosis Procedure .............................................171
Component Inspection ..........................................173
Removal and Installation .......................................174
DTC P0102, P0103 MAF SENSOR ..................175
Component Description ........................................175
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
175
On Board Diagnosis Logic ....................................175
DTC Confirmation Procedure ................................175
Wiring Diagram .....................................................177
Diagnosis Procedure .............................................178
Component Inspection ..........................................180
Removal and Installation .......................................181
DTC P0112, P0113 IAT SENSOR ....................182
Component Description ........................................182
On Board Diagnosis Logic ....................................182
DTC Confirmation Procedure ................................182
Wiring Diagram .....................................................184
Diagnosis Procedure .............................................184
Component Inspection ..........................................186
Removal and Installation .......................................186
DTC P0117, P0118 ECT SENSOR ...................187
Component Description ........................................187
On Board Diagnosis Logic ....................................187
DTC Confirmation Procedure ................................188
Wiring Diagram .....................................................189

EC-3
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189
Component Inspection ..........................................191
Removal and Installation .......................................191
DTC P0122, P0123 TP SENSOR .....................192
Component Description .........................................192
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
192
On Board Diagnosis Logic ....................................192
DTC Confirmation Procedure ................................192
Wiring Diagram .....................................................194
Diagnosis Procedure .............................................195
Component Inspection ..........................................197
Removal and Installation .......................................197
DTC P0125 ECT SENSOR ...............................198
Description ............................................................198
On Board Diagnosis Logic ....................................198
DTC Confirmation Procedure ................................198
Diagnosis Procedure .............................................199
Component Inspection ..........................................200
Removal and Installation .......................................200
DTC P0127 IAT SENSOR ................................201
Component Description .........................................201
On Board Diagnosis Logic ....................................201
DTC Confirmation Procedure ................................201
Diagnosis Procedure .............................................202
Component Inspection ..........................................202
Removal and Installation .......................................203
DTC P0128 THERMOSTAT FUNCTION ..........204
On Board Diagnosis Logic ....................................204
DTC Confirmation Procedure ................................204
Diagnosis Procedure .............................................204
Component Inspection ..........................................204
Removal and Installation .......................................205
DTC P0130 A/F SENSOR 1 .............................206
Component Description .........................................206
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
206
On Board Diagnosis Logic ....................................206
DTC Confirmation Procedure ................................206
Overall Function Check .........................................208
Wiring Diagram .....................................................209
Diagnosis Procedure .............................................210
Removal and Installation .......................................212
DTC P0131 A/F SENSOR 1 .............................213
Component Description .........................................213
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
213
On Board Diagnosis Logic ....................................213
DTC Confirmation Procedure ................................213
Wiring Diagram .....................................................215
Diagnosis Procedure .............................................216
Removal and Installation .......................................218
DTC P0132 A/F SENSOR 1 .............................219
Component Description .........................................219
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
219
On Board Diagnosis Logic .....................................219
DTC Confirmation Procedure ................................219
Wiring Diagram ......................................................221
Diagnosis Procedure .............................................222
Removal and Installation .......................................224
DTC P0133 A/F SENSOR 1 ............................225
Component Description .........................................225
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
225
On Board Diagnosis Logic .....................................225
DTC Confirmation Procedure ................................225
Wiring Diagram ......................................................228
Diagnosis Procedure .............................................229
Removal and Installation .......................................232
DTC P0137 HO2S2 .........................................233
Component Description .........................................233
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
233
On Board Diagnosis Logic .....................................233
DTC Confirmation Procedure ................................233
Overall Function Check .........................................234
Wiring Diagram ......................................................235
Diagnosis Procedure .............................................236
Component Inspection ...........................................238
Removal and Installation .......................................239
DTC P0138 HO2S2 .........................................240
Component Description .........................................240
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
240
On Board Diagnosis Logic .....................................240
DTC Confirmation Procedure ................................241
Overall Function Check .........................................242
Wiring Diagram ......................................................243
Diagnosis Procedure .............................................244
Component Inspection ...........................................247
Removal and Installation .......................................248
DTC P0139 HO2S2 .........................................250
Component Description .........................................250
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
250
On Board Diagnosis Logic .....................................250
DTC Confirmation Procedure ................................250
Overall Function Check .........................................251
Wiring Diagram ......................................................252
Diagnosis Procedure .............................................253
Component Inspection ...........................................255
Removal and Installation .......................................256
DTC P0171 FUEL INJECTION SYSTEM
FUNCTION ......................................................
257
On Board Diagnosis Logic .....................................257
DTC Confirmation Procedure ................................257
Wiring Diagram ......................................................259

EC-4
Diagnosis Procedure .............................................260
DTC P0172 FUEL INJECTION SYSTEM
FUNCTION .......................................................
264
On Board Diagnosis Logic .....................................264
DTC Confirmation Procedure ................................264
Wiring Diagram ......................................................266
Diagnosis Procedure .............................................267
DTC P0181 FTT SENSOR ...............................270
Component Description .........................................270
On Board Diagnosis Logic .....................................270
DTC Confirmation Procedure ................................270
Wiring Diagram ......................................................271
Diagnosis Procedure .............................................271
Component Inspection ...........................................273
Removal and Installation .......................................273
DTC P0182, P0183 FTT SENSOR ..................274
Component Description .........................................274
On Board Diagnosis Logic .....................................274
DTC Confirmation Procedure ................................274
Wiring Diagram ......................................................275
Diagnosis Procedure .............................................275
Component Inspection ...........................................277
Removal and Installation .......................................277
DTC P0222, P0223 TP SENSOR ....................278
Component Description .........................................278
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
278
On Board Diagnosis Logic .....................................278
DTC Confirmation Procedure ................................278
Wiring Diagram ......................................................280
Diagnosis Procedure .............................................281
Component Inspection ...........................................283
Removal and Installation .......................................283
DTC P0300 - P0304 MULTIPLE CYLINDER
MISFIRE, NO. 1 - 4 CYLINDER MISFIRE .......
284
On Board Diagnosis Logic .....................................284
DTC Confirmation Procedure ................................284
Diagnosis Procedure .............................................285
DTC P0327, P0328 KS ....................................291
Component Description .........................................291
On Board Diagnosis Logic .....................................291
DTC Confirmation Procedure ................................291
Wiring Diagram ......................................................292
Diagnosis Procedure .............................................293
Component Inspection ...........................................294
Removal and Installation .......................................294
DTC P0335 CKP SENSOR (POS) ...................295
Component Description .........................................295
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
295
On Board Diagnosis Logic .....................................295
DTC Confirmation Procedure ................................295
Wiring Diagram ......................................................297
Diagnosis Procedure .............................................298
Component Inspection ..........................................301
Removal and Installation .......................................301
DTC P0340 CMP SENSOR (PHASE) ..............302
Component Description ........................................302
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
302
On Board Diagnosis Logic ....................................302
DTC Confirmation Procedure ................................302
Wiring Diagram .....................................................304
Diagnosis Procedure .............................................305
Component Inspection ..........................................307
Removal and Installation .......................................307
DTC P0420 THREE WAY CATALYST FUNC-
TION ..................................................................
308
On Board Diagnosis Logic ....................................308
DTC Confirmation Procedure ................................308
Overall Function Check .........................................309
Diagnosis Procedure .............................................310
DTC P0441 EVAP CONTROL SYSTEM ..........313
System Description ...............................................313
On Board Diagnosis Logic ....................................313
DTC Confirmation Procedure ................................313
Overall Function Check .........................................314
Diagnosis Procedure .............................................315
DTC P0442 EVAP CONTROL SYSTEM ..........318
On Board Diagnosis Logic ....................................318
DTC Confirmation Procedure ................................318
Diagnosis Procedure .............................................320
DTC P0443 EVAP CANISTER PURGE VOL-
UME CONTROL SOLENOID VALVE ...............
325
Description ............................................................325
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
325
On Board Diagnosis Logic ....................................326
DTC Confirmation Procedure ................................326
Wiring Diagram .....................................................327
Diagnosis Procedure .............................................328
Component Inspection ..........................................331
Removal and Installation .......................................331
DTC P0444, P0445 EVAP CANISTER PURGE
VOLUME CONTROL SOLENOID VALVE .......
332
Description ............................................................332
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
332
On Board Diagnosis Logic ....................................333
DTC Confirmation Procedure ................................333
Wiring Diagram .....................................................334
Diagnosis Procedure .............................................335
Component Inspection ..........................................337
Removal and Installation .......................................337
DTC P0447 EVAP CANISTER VENT CON-
TROL VALVE ...................................................
338

EC-5
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P Component Description .........................................
338
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
338
On Board Diagnosis Logic ....................................338
DTC Confirmation Procedure ................................338
Wiring Diagram .....................................................340
Diagnosis Procedure .............................................341
Component Inspection ..........................................343
DTC P0448 EVAP CANISTER VENT CON-
TROL VALVE ...................................................
345
Component Description .........................................345
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
345
On Board Diagnosis Logic ....................................345
DTC Confirmation Procedure ................................345
Wiring Diagram .....................................................347
Diagnosis Procedure .............................................348
Component Inspection ..........................................349
DTC P0451 EVAP CONTROL SYSTEM
PRESSURE SENSOR ......................................
351
Component Description .........................................351
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
351
On Board Diagnosis Logic ....................................351
DTC Confirmation Procedure ................................351
Diagnosis Procedure .............................................352
Component Inspection ..........................................353
DTC P0452 EVAP CONTROL SYSTEM
PRESSURE SENSOR ......................................
355
Component Description .........................................355
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
355
On Board Diagnosis Logic ....................................355
DTC Confirmation Procedure ................................355
Wiring Diagram .....................................................357
Diagnosis Procedure .............................................358
Component Inspection ..........................................361
DTC P0453 EVAP CONTROL SYSTEM
PRESSURE SENSOR ......................................
362
Component Description .........................................362
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
362
On Board Diagnosis Logic ....................................362
DTC Confirmation Procedure ................................362
Wiring Diagram .....................................................364
Diagnosis Procedure .............................................365
Component Inspection ..........................................369
DTC P0455 EVAP CONTROL SYSTEM ..........370
On Board Diagnosis Logic ....................................370
DTC Confirmation Procedure ................................370
Diagnosis Procedure .............................................372
DTC P0456 EVAP CONTROL SYSTEM ..........377
On Board Diagnosis Logic ....................................377
DTC Confirmation Procedure ................................378
Overall Function Check .........................................378
Diagnosis Procedure .............................................379
DTC P0460 FUEL LEVEL SENSOR ...............385
Component Description .........................................385
On Board Diagnosis Logic .....................................385
DTC Confirmation Procedure ................................385
Diagnosis Procedure .............................................386
Removal and Installation .......................................386
DTC P0461 FUEL LEVEL SENSOR ...............387
Component Description .........................................387
On Board Diagnosis Logic .....................................387
Overall Function Check .........................................387
Diagnosis Procedure .............................................388
Removal and Installation .......................................388
DTC P0462, P0463 FUEL LEVEL SENSOR ..389
Component Description .........................................389
On Board Diagnosis Logic .....................................389
DTC Confirmation Procedure ................................389
Diagnosis Procedure .............................................390
Removal and Installation .......................................390
DTC P0500 VSS ..............................................391
Description .............................................................391
On Board Diagnosis Logic .....................................391
DTC Confirmation Procedure ................................391
Overall Function Check .........................................392
Diagnosis Procedure .............................................392
DTC P0506 ISC SYSTEM ...............................393
Description .............................................................393
On Board Diagnosis Logic .....................................393
DTC Confirmation Procedure ................................393
Diagnosis Procedure .............................................393
DTC P0507 ISC SYSTEM ...............................395
Description .............................................................395
On Board Diagnosis Logic .....................................395
DTC Confirmation Procedure ................................395
Diagnosis Procedure .............................................395
DTC P0605 ECM .............................................397
Component Description .........................................397
On Board Diagnosis Logic .....................................397
DTC Confirmation Procedure ................................397
Diagnosis Procedure .............................................398
DTC P0643 SENSOR POWER SUPPLY ........400
On Board Diagnosis Logic .....................................400
DTC Confirmation Procedure ................................400
Wiring Diagram ......................................................401
Diagnosis Procedure .............................................402
DTC P0850 PNP SWITCH ..............................405
Component Description .........................................405
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
405
On Board Diagnosis Logic .....................................405
DTC Confirmation Procedure ................................405

EC-6
Overall Function Check .........................................406
Wiring Diagram ......................................................407
Diagnosis Procedure .............................................408
DTC P1148 CLOSED LOOP CONTROL .........411
On Board Diagnosis Logic .....................................411
DTC P1217 ENGINE OVER TEMPERATURE .412
System Description ................................................412
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
413
On Board Diagnosis Logic .....................................413
Overall Function Check .........................................413
Wiring Diagram ......................................................416
Diagnosis Procedure .............................................417
Main 13 Causes of Overheating ............................424
Component Inspection ...........................................424
DTC P1225 TP SENSOR .................................426
Component Description .........................................426
On Board Diagnosis Logic .....................................426
DTC Confirmation Procedure ................................426
Diagnosis Procedure .............................................426
Removal and Installation .......................................427
DTC P1226 TP SENSOR .................................428
Component Description .........................................428
On Board Diagnosis Logic .....................................428
DTC Confirmation Procedure ................................428
Diagnosis Procedure .............................................428
Removal and Installation .......................................429
DTC P1421 COLD START CONTROL ............430
Description .............................................................430
On Board Diagnosis Logic .....................................430
DTC Confirmation Procedure ................................430
Diagnosis Procedure .............................................430
DTC P1564 ASCD STEERING SWITCH .........432
Component Description .........................................432
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
432
On Board Diagnosis Logic .....................................432
DTC Confirmation Procedure ................................433
Wiring Diagram ......................................................434
Diagnosis Procedure .............................................435
Component Inspection ...........................................437
DTC P1572 ASCD BRAKE SWITCH ..............438
Component Description .........................................438
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
438
On Board Diagnosis Logic .....................................438
DTC Confirmation Procedure ................................439
Wiring Diagram ......................................................440
Diagnosis Procedure .............................................441
Component Inspection ...........................................445
DTC P1574 ASCD VEHICLE SPEED SEN-
SOR ..................................................................
447
Component Description .........................................447
On Board Diagnosis Logic ....................................447
DTC Confirmation Procedure ................................447
Diagnosis Procedure .............................................448
DTC P1715 INPUT SPEED SENSOR (TUR-
BINE REVOLUTION SENSOR) ........................
449
Description ............................................................449
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
449
On Board Diagnosis Logic ....................................449
Diagnosis Procedure .............................................449
DTC P1715 INPUT SPEED SENSOR (PRIMA-
RY SPEED SENSOR) .......................................
450
Description ............................................................450
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
450
On Board Diagnosis Logic ....................................450
DTC Confirmation Procedure ................................450
Diagnosis Procedure .............................................451
DTC P1805 BRAKE SWITCH ..........................452
Description ............................................................452
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
452
On Board Diagnosis Logic ....................................452
DTC Confirmation Procedure ................................452
Wiring Diagram .....................................................453
Diagnosis Procedure .............................................454
Component Inspection ..........................................455
DTC P2100, P2103 THROTTLE CONTROL
MOTOR RELAY ................................................
456
Component Description ........................................456
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
456
On Board Diagnosis Logic ....................................456
DTC Confirmation Procedure ................................456
Wiring Diagram .....................................................458
Diagnosis Procedure .............................................459
DTC P2101 ELECTRIC THROTTLE CON-
TROL FUNCTION .............................................
461
Description ............................................................461
On Board Diagnosis Logic ....................................461
DTC Confirmation Procedure ................................461
Wiring Diagram .....................................................462
Diagnosis Procedure .............................................463
Component Inspection ..........................................466
Removal and Installation .......................................466
DTC P2118 THROTTLE CONTROL MOTOR ..467
Component Description ........................................467
On Board Diagnosis Logic ....................................467
DTC Confirmation Procedure ................................467
Wiring Diagram .....................................................468
Diagnosis Procedure .............................................469
Component Inspection ..........................................470
Removal and Installation .......................................470

EC-7
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DTC P2119 ELECTRIC THROTTLE CON-
TROL ACTUATOR ...........................................
472
Component Description .........................................472
On Board Diagnosis Logic ....................................472
DTC Confirmation Procedure ................................472
Diagnosis Procedure .............................................473
DTC P2122, P2123 APP SENSOR ..................474
Component Description .........................................474
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
474
On Board Diagnosis Logic ....................................474
DTC Confirmation Procedure ................................474
Wiring Diagram .....................................................476
Diagnosis Procedure .............................................477
Component Inspection ..........................................479
Removal and Installation .......................................479
DTC P2127, P2128 APP SENSOR ..................480
Component Description .........................................480
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
480
On Board Diagnosis Logic ....................................480
DTC Confirmation Procedure ................................481
Wiring Diagram .....................................................482
Diagnosis Procedure .............................................483
Component Inspection ..........................................485
Removal and Installation .......................................486
DTC P2135 TP SENSOR .................................487
Component Description .........................................487
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
487
On Board Diagnosis Logic ....................................487
DTC Confirmation Procedure ................................487
Wiring Diagram .....................................................489
Diagnosis Procedure .............................................490
Component Inspection ..........................................492
Removal and Installation .......................................492
DTC P2138 APP SENSOR ...............................493
Component Description .........................................493
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
493
On Board Diagnosis Logic ....................................493
DTC Confirmation Procedure ................................494
Wiring Diagram .....................................................495
Diagnosis Procedure .............................................496
Component Inspection ..........................................499
Removal and Installation .......................................499
DTC P2A00 A/F SENSOR 1 .............................500
Component Description .........................................500
CONSULT-II Reference Value in Data Monitor
Mode .....................................................................
500
On Board Diagnosis Logic ....................................500
DTC Confirmation Procedure ................................500
Wiring Diagram .....................................................502
Diagnosis Procedure .............................................503
Removal and Installation .......................................507
ASCD BRAKE SWITCH ..................................508
Component Description .........................................508
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
508
Wiring Diagram ......................................................509
Diagnosis Procedure .............................................510
Component Inspection ...........................................514
ASCD INDICATOR ..........................................516
Component Description .........................................516
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
516
Wiring Diagram ......................................................517
Diagnosis Procedure .............................................517
ELECTRICAL LOAD SIGNAL ........................519
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
519
Diagnosis Procedure .............................................519
FUEL INJECTOR ............................................521
Component Description .........................................521
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
521
Wiring Diagram ......................................................522
Diagnosis Procedure .............................................523
Component Inspection ...........................................525
Removal and Installation .......................................525
FUEL PUMP ....................................................526
Description .............................................................526
CONSULT-II Reference Value in Data Monitor
Mode ......................................................................
526
Wiring Diagram ......................................................527
Diagnosis Procedure .............................................528
Component Inspection ...........................................530
Removal and Installation .......................................530
IGNITION SIGNAL ..........................................531
Component Description .........................................531
Wiring Diagram ......................................................532
Diagnosis Procedure .............................................535
Component Inspection ...........................................538
Removal and Installation .......................................540
REFRIGERANT PRESSURE SENSOR ..........541
Component Description .........................................541
Wiring Diagram ......................................................542
Diagnosis Procedure .............................................543
Removal and Installation .......................................545
MIL AND DATA LINK CONNECTOR .............546
Wiring Diagram ......................................................546
SERVICE DATA AND SPECIFICATIONS
(SDS) ...............................................................
548
Fuel Pressure ........................................................548
Idle Speed and Ignition Timing ..............................548
Calculated Load Value ..........................................548
Mass Air Flow Sensor ............................................548
Intake Air Temperature Sensor .............................548

EC-100
< SERVICE INFORMATION >
TROUBLE DIAGNOSIS
Circuit Diagram
INFOID:0000000001702592
BBWA2996E

POWER SUPPLY AND GROUND CIRCUIT
EC-137
< SERVICE INFORMATION >
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POWER SUPPLY AND GROUND CIRCUIT
Wiring DiagramINFOID:0000000001702605
Specification data are reference values and are measured between each terminal and ground.
CAUTION:
Do not use ECM ground terminals when measuring input/output voltage. Doing so may result in dam-
age to the ECM's transistor. Use a ground other than ECM terminals, such as the ground.
BBWA2625E