Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Sentra 2000-2005 Approved Nissan Sentra 2002 EC
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B ENGINE
A
EC
SECTION
ENGINE CONTROL SYSTEM C
D
E
CONTENTS
QG18DE (EXC CALIF CA) Symptom Matrix Chart ......................................... 101 . F
Engine Control Component Parts Location ......... 106 .
INDEX FOR DTC ..................................................... 21 . Circuit Diagram .....................................................111 .
Alphabetical Index ................................................. 21 . ECM Harness Connector Terminal Layout .......... 113 . G
DTC No. Index ...................................................... 24 . ECM Terminals and Reference Value .................. 113 .
PRECAUTIONS ....................................................... 27 . CONSULT-II Function .......................................... 122 .
Precautions for Supplemental Restraint System Generic Scan Tool (GST) Function ...................... 137 .
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN- H
CONSULT-II Reference Value in Data Monitor Mode
SIONER" ............................................................... 27. . 138
On Board Diagnostic (OBD) System of Engine and Major Sensor Reference Graph in Data Monitor
A/T ......................................................................... 27
. Mode .................................................................... 141
. I
Precautions ........................................................... 27. TROUBLE DIAGNOSIS - SPECIFICATION VALUE 143 .
Wiring Diagrams and Trouble Diagnosis ............... 30 . Description ........................................................... 143
.
PREPARATION ........................................................ 31 . Testing Condition ................................................. 143 . J
Special Service Tools ............................................ 31 . Inspection Procedure ........................................... 143 .
Commercial Service Tools ..................................... 31 . Diagnostic Procedure .......................................... 144 .
ENGINE CONTROL SYSTEM ................................. 33 . TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-
System Diagram .................................................... 33 . K
DENT ...................................................................... 147
.
Vacuum Hose Drawing .......................................... 34 . Description ........................................................... 147
.
System Chart ........................................................ 35 . Diagnostic Procedure .......................................... 147 .
Multiport Fuel Injection (MFI) System ................... 36 . POWER SUPPLY CIRCUIT FOR ECM .................. 148 . L
Electronic Ignition (EI) System .............................. 38 . Wiring Diagram .................................................... 148 .
Air Conditioning Cut Control .................................. 39 . Diagnostic Procedure .......................................... 150 .
Fuel Cut Control (at no load & high engine speed) 39 ... Component Inspection ......................................... 153 . M
BASIC SERVICE PROCEDURE ............................. 40 . DTC P0011 IVT CONTROL .................................... 154 .
Idle Speed and Ignition Timing Check ................... 40 . Description ........................................................... 154
.
Idle Speed/Ignition Timing/Idle Mixture Ratio CONSULT-II Reference Value in Data Monitor Mode
Adjustment ............................................................ 42. . 155
Idle Air Volume Learning ....................................... 56 . On Board Diagnosis Logic ................................... 155 .
Fuel Pressure Check ............................................. 58 . DTC Confirmation Procedure .............................. 155 .
ON BOARD DIAGNOSTIC (OBD) SYSTEM ........... 60 . Wiring Diagram .................................................... 156 .
Introduction ........................................................... 60
. Diagnostic Procedure .......................................... 157 .
Two Trip Detection Logic ....................................... 60 . Component Inspection ......................................... 159 .
Emission-related Diagnostic Information ............... 61 . Removal and Installation ..................................... 159 .
Malfunction Indicator Lamp (MIL) .......................... 75 . DTC P0031, P0032, P0051, P0052 HO2S1 HEATER 160 .
OBD System Operation Chart ............................... 76 . Description ........................................................... 160
.
TROUBLE DIAGNOSIS ........................................... 81 . CONSULT-II Reference Value in Data Monitor Mode
Trouble Diagnosis Introduction .............................. 81 . . 160
DTC Inspection Priority Chart ............................... 85 . On Board Diagnosis Logic ................................... 160 .
Fail-safe Chart ....................................................... 86. DTC Confirmation Procedure .............................. 160 .
Basic Inspection .................................................... 87 .
EC-1
Wiring Diagram .................................................... 161
. Wiring Diagram .................................................... 203
.
Diagnostic Procedure .......................................... 163 . Diagnostic Procedure ........................................... 204
.
Component Inspection ......................................... 165 . Component Inspection ......................................... 205.
Removal and Installation ..................................... 165 . Removal and Installation ...................................... 205
.
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER 166 . DTC P0128 THERMOSTAT FUNCTION ................ 206 .
Description ........................................................... 166
. On Board Diagnosis Logic ................................... 206 .
CONSULT-II Reference Value in Data Monitor Mode Possible Cause .................................................... 206
.
. 166 DTC Confirmation Procedure ............................... 206 .
On Board Diagnosis Logic ................................... 166 . Diagnostic Procedure ........................................... 206
.
DTC Confirmation Procedure .............................. 166 . Component Inspection ......................................... 207.
Wiring Diagram .................................................... 167
. Removal and Installation ...................................... 207
.
Diagnostic Procedure .......................................... 169 . DTC P0132, P0152 HO2S1 .................................... 208 .
Component Inspection ......................................... 170 . Component Description ....................................... 208 .
Removal and Installation ..................................... 171 . CONSULT-II Reference Value in Data Monitor Mode
DTC P0101, P0102, P0103, P1102 MAF SENSOR. 172 .208
Component Description ....................................... 172 . On Board Diagnosis Logic ................................... 208 .
CONSULT-II Reference Value in Data Monitor Mode DTC Confirmation Procedure ............................... 209 .
. 172 Wiring Diagram .................................................... 210
.
On Board Diagnosis Logic ................................... 172 . Diagnostic Procedure ........................................... 212
.
DTC Confirmation Procedure .............................. 172 . Component Inspection ......................................... 214.
Overall Function Check ....................................... 174 . Removal and Installation ...................................... 215
.
Wiring Diagram .................................................... 175
. DTC P0133, P0153 HO2S1 .................................... 216 .
Diagnostic Procedure .......................................... 176 . Component Description ....................................... 216 .
Component Inspection ......................................... 179 . CONSULT-II Reference Value in Data Monitor Mode
Removal and Installation ..................................... 179 . .216
DTC P0112, P0113, P0127 IAT SENSOR .............. 180 . On Board Diagnosis Logic ................................... 216 .
Component Description ....................................... 180 . DTC Confirmation Procedure ............................... 217 .
On Board Diagnosis Logic ................................... 180 . Overall Function Check ........................................ 218
.
DTC Confirmation Procedure .............................. 180 . Wiring Diagram .................................................... 219
.
Wiring Diagram .................................................... 182
. Diagnostic Procedure ........................................... 221
.
Diagnostic Procedure .......................................... 183 . Component Inspection ......................................... 224.
Component Inspection ......................................... 185 . Removal and Installation ...................................... 225
.
Removal and Installation ..................................... 185 . DTC P0134, P0154 HO2S1 .................................... 226 .
DTC P0117, P0118 ECT SENSOR ......................... 186 . Component Description ....................................... 226 .
Component Description ....................................... 186 . CONSULT-II Reference Value in Data Monitor Mode
CONSULT-II Reference Value in Data Monitor Mode .226
. 186 On Board Diagnosis Logic ................................... 226 .
On Board Diagnosis Logic ................................... 186 . DTC Confirmation Procedure ............................... 226 .
DTC Confirmation Procedure .............................. 187 . Overall Function Check ........................................ 227
.
Wiring Diagram .................................................... 188
. Wiring Diagram .................................................... 229
.
Diagnostic Procedure .......................................... 189 . Diagnostic Procedure ........................................... 231
.
Component Inspection ......................................... 190 . Component Inspection ......................................... 233.
Removal and Installation ..................................... 190 . Removal and Installation ...................................... 234
.
DTC P0121, P0122, P0123 TP SENSOR .............. 191 . DTC P0138, P0158 HO2S2 .................................... 235 .
Component Description ....................................... 191 . Component Description ....................................... 235 .
CONSULT-II Reference Value in Data Monitor Mode CONSULT-II Reference Value in Data Monitor Mode
. 191 .235
On Board Diagnosis Logic ................................... 192 . On Board Diagnosis Logic ................................... 235 .
DTC Confirmation Procedure .............................. 192 . DTC Confirmation Procedure ............................... 235 .
Wiring Diagram .................................................... 195
. Overall Function Check ........................................ 236
.
Diagnostic Procedure .......................................... 196 . Wiring Diagram .................................................... 237
.
Component Inspection ......................................... 199 . Diagnostic Procedure ........................................... 239
.
Removal and Installation ..................................... 200 . Component Inspection ......................................... 241.
DTC P0125 ECT SENSOR ..................................... 201 . Removal and Installation ...................................... 242
.
Component Description ....................................... 201 . DTC P0139, P0159 HO2S2 .................................... 243 .
CONSULT-II Reference Value in Data Monitor Mode Component Description ....................................... 243 .
. 201 CONSULT-II Reference Value in Data Monitor Mode
On Board Diagnosis Logic ................................... 201 . .243
DTC Confirmation Procedure .............................. 202 . On Board Diagnosis Logic ................................... 243 .
EC-2
DTC Confirmation Procedure .............................. 243 . Component Inspection ......................................... 304 .
Overall Function Check ....................................... 244 . Removal and Installation ..................................... 305 . A
Wiring Diagram ................................................... 246
. DTC P0340 CMP SENSOR (PHASE) .................... 306 .
Diagnostic Procedure .......................................... 248. Component Description ....................................... 306 .
Component Inspection ........................................ 250 . On Board Diagnosis Logic ................................... 306 . EC
Removal and Installation ..................................... 251 . DTC Confirmation Procedure .............................. 306 .
DTC P0171, P0174 FUEL INJECTION SYSTEM Wiring Diagram .................................................... 307 .
FUNCTION ............................................................. 252
. Diagnostic Procedure .......................................... 308 .
On Board Diagnosis Logic .................................. 252 . Component Inspection ......................................... 311 . C
DTC Confirmation Procedure .............................. 252 . Removal and Installation ..................................... 311 .
Wiring Diagram ................................................... 254
. DTC P0350 IGNITION SIGNAL ............................. 312 .
Diagnostic Procedure .......................................... 256. Component Description ....................................... 312 . D
DTC P0172, P0175 FUEL INJECTION SYSTEM On Board Diagnosis Logic ................................... 312 .
FUNCTION ............................................................. 261
. Possible Cause .................................................... 312 .
On Board Diagnosis Logic .................................. 261 . DTC Confirmation Procedure .............................. 312 . E
DTC Confirmation Procedure .............................. 261 . Wiring Diagram .................................................... 313 .
Wiring Diagram ................................................... 263
. Diagnostic Procedure .......................................... 316 .
Diagnostic Procedure .......................................... 265. Component Inspection ......................................... 320 .
DTC P0181, P0182, P0183 FTT SENSOR ............ 270 . Removal and Installation ..................................... 320 . F
Component Description ....................................... 270 . DTC P0400 EGR FUNCTION ................................ 321 .
On Board Diagnosis Logic .................................. 270 . Description ........................................................... 321
.
DTC Confirmation Procedure .............................. 270 . CONSULT-II Reference Value in Data Monitor Mode G
Wiring Diagram ................................................... 272
. . 322
Diagnostic Procedure .......................................... 273. On Board Diagnosis Logic ................................... 322 .
Component Inspection ........................................ 274 . Possible Cause .................................................... 322 . H
Removal and Installation ..................................... 274 . DTC Confirmation Procedure .............................. 322 .
DTC P0217 COOLANT OVERTEMPERATURE Wiring Diagram .................................................... 325 .
ENRICHMENT PROTECTION ............................... 275 . Diagnostic Procedure .......................................... 326 .
I
System Description ............................................. 275
. DTC P0403 EGR VOLUME CONTROL VALVE .... 328 .
CONSULT-II Reference Value in Data Monitor Mode Description ........................................................... 328
.
. 275 CONSULT-II Reference Value in Data Monitor Mode
On Board Diagnosis Logic .................................. 276 . . 329 J
Possible Cause ................................................... 276
. On Board Diagnosis Logic ................................... 329 .
Overall Function Check ....................................... 276 . Possible Cause .................................................... 329 .
Wiring Diagram ................................................... 279
. DTC Confirmation Procedure .............................. 329 . K
Diagnostic Procedure .......................................... 280. Wiring Diagram .................................................... 330 .
Main 12 Causes of Overheating .......................... 287 . Diagnostic Procedure .......................................... 331 .
Component Inspection ........................................ 288 . Component Inspection ......................................... 332 .
L
DTC P0300 - P0304 MULTIPLE CYLINDER MIS- Removal and Installation ..................................... 334 .
FIRE, NO. 1 - 4 CYLINDER MISFIRE .................... 290 . DTC P0405, P0406 EGRT SENSOR ..................... 335 .
On Board Diagnosis Logic .................................. 290 . Component Description ....................................... 335 .
On Board Diagnosis Logic .................................. 290 . On Board Diagnosis Logic ................................... 335 . M
DTC Confirmation Procedure .............................. 290 . Possible Cause .................................................... 335 .
Diagnostic Procedure .......................................... 291. DTC Confirmation Procedure .............................. 336 .
DTC P0327, P0328 KS .......................................... 296 . Wiring Diagram .................................................... 338 .
Component Description ....................................... 296 . Diagnostic Procedure .......................................... 339 .
On Board Diagnosis Logic .................................. 296 . Component Inspection ......................................... 340 .
DTC Confirmation Procedure .............................. 296 . Removal and Installation ..................................... 340 .
Wiring Diagram ................................................... 297
. DTC P0420, P0430 THREE WAY CATALYST FUNC-
Diagnostic Procedure .......................................... 298. TION ....................................................................... 341
.
Component Inspection ........................................ 298 . On Board Diagnosis Logic ................................... 341 .
Removal and Installation ..................................... 299 . DTC Confirmation Procedure .............................. 341 .
DTC P0335 CKP SENSOR (POS) ......................... 300 . Overall Function Check ....................................... 342 .
Component Description ....................................... 300 . Diagnostic Procedure .......................................... 342 .
On Board Diagnosis Logic .................................. 300 . DTC P0441 EVAP CONTROL SYSTEM ................ 345 .
DTC Confirmation Procedure .............................. 300 . System Description .............................................. 345 .
Wiring Diagram ................................................... 301
. On Board Diagnosis Logic ................................... 345 .
Diagnostic Procedure .......................................... 302. Possible Cause .................................................... 345 .
DTC Confirmation Procedure .............................. 345 .
EC-3
Overall Function Check ....................................... 346 . DTC P0461 FUEL LEVEL SENSOR ...................... 409 .
Diagnostic Procedure .......................................... 348 . Component Description ....................................... 410 .
DTC P0442 EVAP CONTROL SYSTEM ................ 353 . On Board Diagnostic Logic .................................. 410 .
On Board Diagnosis Logic ................................... 353 . Possible Cause .................................................... 410
.
Possible Cause .................................................... 353 . Overall Function Check ........................................ 410 .
DTC Confirmation Procedure .............................. 354 . DTC P0462, P0463 FUEL LEVEL SENSOR .......... 412 .
Diagnostic Procedure .......................................... 355 . Component Description ....................................... 412 .
Component Inspection ......................................... 363 . On Board Diagnostic Logic .................................. 412 .
DTC P0444, P0445 EVAP CANISTER PURGE VOL- Possible Cause .................................................... 412
.
UME CONTROL SOLENOID VALVE ..................... 364 . DTC Confirmation Procedure ............................... 412 .
Description ........................................................... 364
. Wiring Diagram .................................................... 413
.
CONSULT-II Reference Value in Data Monitor Mode Diagnostic Procedure ........................................... 414 .
. 364 DTC P0500 VSS ..................................................... 416.
On Board Diagnosis Logic ................................... 364 . Component Description ....................................... 416 .
Possible Cause .................................................... 364 . On Board Diagnosis Logic ................................... 416 .
DTC Confirmation Procedure .............................. 364 . DTC Confirmation Procedure ............................... 416 .
Wiring Diagram .................................................... 365 . Overall Function Check ........................................ 416 .
Diagnostic Procedure .......................................... 366 . Wiring Diagram .................................................... 417
.
Component Inspection ......................................... 367 . Diagnostic Procedure ........................................... 418 .
DTC P0447 EVAP CANISTER VENT CONTROL DTC P0505, P0506, P0507 ISC SYSTEM .............. 420 .
VALVE .................................................................... 369
. Description ........................................................... 420
.
Component Description ....................................... 369 . CONSULT-II Reference Value in Data Monitor Mode
CONSULT-II Reference Value in Data Monitor Mode .420
. 369 On Board Diagnosis Logic ................................... 421 .
On Board Diagnosis Logic ................................... 369 . DTC Confirmation Procedure ............................... 421 .
Possible Cause .................................................... 369 . Wiring Diagram .................................................... 422
.
DTC Confirmation Procedure .............................. 369 . Diagnostic Procedure ........................................... 423 .
Wiring Diagram .................................................... 370 . Component Inspection ......................................... 426 .
Diagnostic Procedure .......................................... 371 . Removal and Installation ...................................... 427 .
Component Inspection ......................................... 373 . DTC P0510 CTP SWITCH ...................................... 428 .
DTC P0452, P0453 EVAP SYSTEM PRESSURE Component Description ....................................... 428 .
SENSOR ................................................................. 375
. CONSULT-II Reference Value in Data Monitor Mode
Component Description ....................................... 375 . .428
CONSULT-II Reference Value in Data Monitor Mode On Board Diagnosis Logic ................................... 428 .
. 375 DTC Confirmation Procedure ............................... 428 .
On Board Diagnosis Logic ................................... 375 . Overall Function Check ........................................ 429 .
Possible Cause .................................................... 375 . Wiring Diagram .................................................... 430
.
DTC Confirmation Procedure .............................. 375 . Diagnostic Procedure ........................................... 431 .
Wiring Diagram .................................................... 377 . Component Inspection ......................................... 433 .
Diagnostic Procedure .......................................... 378 . Removal and Installation ...................................... 434 .
Component Inspection ......................................... 382 . DTC P0600 A/T COMMUNICATION LINE ............. 435 .
DTC P0455 EVAP CONTROL SYSTEM ................ 383 . System Description .............................................. 435 .
On Board Diagnosis Logic ................................... 383 . On Board Diagnosis Logic ................................... 435 .
Possible Cause .................................................... 383 . DTC Confirmation Procedure ............................... 435 .
DTC Confirmation Procedure .............................. 383 . Wiring Diagram .................................................... 436
.
Diagnostic Procedure .......................................... 385 . Diagnostic Procedure ........................................... 437 .
DTC P0456, P1456 EVAP CONTROL SYSTEM ... 393 . DTC P0605 ECM .................................................... 438 .
On Board Diagnosis Logic ................................... 393 . Component Description ....................................... 438 .
DTC Confirmation Procedure .............................. 393 . On Board Diagnosis Logic ................................... 438 .
Overall Function Check ....................................... 395 . DTC Confirmation Procedure ............................... 438 .
Diagnostic Procedure .......................................... 396 . Diagnostic Procedure ........................................... 439 .
DTC P0460 FUEL LEVEL SENSOR ...................... 405 . DTC P1111 IVT CONTROL SOLENOID VALVE .... 440 .
Component Description ....................................... 405 . Component Description ....................................... 440 .
On Board Diagnostic Logic .................................. 405 . Operation ............................................................. 440
.
Possible Cause .................................................... 405 . CONSULT-II Reference Value in Data Monitor Mode
DTC Confirmation Procedure .............................. 405 . .440
Wiring Diagram .................................................... 406 . On Board Diagnosis Logic ................................... 440 .
Diagnostic Procedure .......................................... 407 . DTC Confirmation Procedure ............................... 440 .
Wiring Diagram .................................................... 442
.
EC-4
Diagnostic Procedure .......................................... 443
. DTC P1217 ENGINE OVER TEMPERATURE ....... 481 .
Component Inspection ........................................ 444. System Description .............................................. 481 . A
Removal and Installation ..................................... 444
. CONSULT-II Reference Value in Data Monitor Mode
DTC P1140 IVT CONTROL POSITION SENSOR . 445 . 481
Component Description ....................................... 445. On Board Diagnosis Logic ................................... 482 . EC
On Board Diagnosis Logic .................................. 445 . Overall Function Check ....................................... 482 .
DTC Confirmation Procedure .............................. 445 . Wiring Diagram .................................................... 484 .
Wiring Diagram ................................................... 446
. Diagnostic Procedure .......................................... 485 .
Diagnostic Procedure .......................................... 447
. Main 12 Causes of Overheating .......................... 492 . C
Component Inspection ........................................ 448. Component Inspection ......................................... 493 .
Removal and Installation ..................................... 449
. DTC P1402 EGR FUNCTION ................................ 494 .
DTC P1143, P1163 HO2S1 .................................... 450 . Description ........................................................... 494
. D
Component Description ....................................... 450. CONSULT-II Reference Value in Data Monitor Mode
CONSULT-II Reference Value in Data Monitor Mode . 495
. 450 On Board Diagnosis Logic ................................... 495 . E
On Board Diagnosis Logic .................................. 450 . Possible Cause .................................................... 495 .
DTC Confirmation Procedure .............................. 451 . DTC Confirmation Procedure .............................. 495 .
Overall Function Check ....................................... 451
. Wiring Diagram .................................................... 498 .
Diagnostic Procedure .......................................... 452
. Diagnostic Procedure .......................................... 499 . F
Component Inspection ........................................ 454. DTC P1442 EVAP CONTROL SYSTEM ................ 501 .
Removal and Installation ..................................... 455
. On Board Diagnosis Logic ................................... 501 .
DTC P1144, P1164 HO2S1 .................................... 456 . Possible Cause .................................................... 501 . G
Component Description ....................................... 456. DTC Confirmation Procedure .............................. 502 .
CONSULT-II Reference Value in Data Monitor Mode Diagnostic Procedure .......................................... 502 .
. 456 DTC P1444 EVAP CANISTER PURGE VOLUME H
On Board Diagnosis Logic .................................. 456 . CONTROL SOLENOID VALVE .............................. 503 .
DTC Confirmation Procedure .............................. 457 . Description ........................................................... 503
.
Overall Function Check ....................................... 457
. CONSULT-II Reference Value in Data Monitor Mode
I
Diagnostic Procedure .......................................... 459
. . 503
Component Inspection ........................................ 460. On Board Diagnosis Logic ................................... 503 .
Removal and Installation ..................................... 461
. Possible Cause .................................................... 503 .
DTC P1146, P1166 HO2S2 .................................... 462 . DTC Confirmation Procedure .............................. 504 . J
Component Description ....................................... 462. Wiring Diagram .................................................... 505 .
CONSULT-II Reference Value in Data Monitor Mode Diagnostic Procedure .......................................... 506 .
. 462 Component Inspection ......................................... 509 . K
On Board Diagnosis Logic .................................. 462 . DTC P1446 EVAP CANISTER VENT CONTROL
DTC Confirmation Procedure .............................. 462 . VALVE .................................................................... 510
.
Overall Function Check ....................................... 463
. Component Description ....................................... 510 .
L
Wiring Diagram ................................................... 464
. CONSULT-II Reference Value in Data Monitor Mode
Diagnostic Procedure .......................................... 466
. . 510
Component Inspection ........................................ 468. On Board Diagnosis Logic ................................... 510 .
Removal and Installation ..................................... 469
. Possible Cause .................................................... 510 . M
DTC P1147, P1167 HO2S2 .................................... 470 . DTC Confirmation Procedure .............................. 510 .
Component Description ....................................... 470. Wiring Diagram .................................................... 511 .
CONSULT-II Reference Value in Data Monitor Mode Diagnostic Procedure .......................................... 512 .
. 470 Component Inspection ......................................... 513 .
On Board Diagnosis Logic .................................. 470 . DTC P1448 EVAP CANISTER VENT CONTROL
DTC Confirmation Procedure .............................. 470 . VALVE .................................................................... 515
.
Overall Function Check ....................................... 471
. Component Description ....................................... 515 .
Wiring Diagram ................................................... 473
. CONSULT-II Reference Value in Data Monitor Mode
Diagnostic Procedure .......................................... 475
. . 515
Component Inspection ........................................ 477. On Board Diagnosis Logic ................................... 515 .
Removal and installation ..................................... 478
. Possible Cause .................................................... 515 .
DTC P1148, P1168 CLOSED LOOP CONTROL ... 479 . DTC Confirmation Procedure .............................. 515 .
On Board Diagnosis Logic .................................. 479 . Overall Function Check ....................................... 517 .
DTC Confirmation Procedure .............................. 479 . Wiring Diagram .................................................... 518 .
Overall Function Check ....................................... 479
. Diagnostic Procedure .......................................... 519 .
Diagnostic Procedure .......................................... 480
. Component Inspection ......................................... 520 .
EC-5
DTC P1464 FUEL LEVEL SENSOR ...................... 522 . Component Description ....................................... 554 .
Component Description ....................................... 522 . CONSULT-II Reference Value in Data Monitor Mode
On Board Diagnostic Logic .................................. 522 . .554
Possible Cause .................................................... 522 . Wiring Diagram .................................................... 555 .
DTC Confirmation Procedure .............................. 522 . Diagnostic Procedure ........................................... 556 .
Wiring Diagram .................................................... 523 . Component Inspection ......................................... 559 .
Diagnostic Procedure .......................................... 524 . Removal and Installation ...................................... 559 .
DTC P1490 VACUUM CUT VALVE BYPASS VALVE 525 . POWER STEERING OIL PRESSURE SWITCH .... 560 .
Description ........................................................... 526
. Component Description ....................................... 560 .
CONSULT-II Reference Value in Data Monitor Mode CONSULT-II Reference Value in Data Monitor Mode
. 526 .560
On Board Diagnosis Logic ................................... 526 . Wiring Diagram .................................................... 561 .
Possible Cause .................................................... 526 . Diagnostic Procedure ........................................... 562 .
DTC Confirmation Procedure .............................. 526 . Component Inspection ......................................... 563 .
Wiring Diagram .................................................... 527 . Removal and Installation ...................................... 563 .
Diagnostic Procedure .......................................... 528 . REFRIGERANT PRESSURE SENSOR ................. 564 .
Component Inspection ......................................... 529 . Description ........................................................... 564
.
DTC P1491 VACUUM CUT VALVE BYPASS VALVE 531 . Wiring Diagram .................................................... 565 .
Description ........................................................... 531
. Diagnostic Procedure ........................................... 566 .
CONSULT-II Reference Value in Data Monitor Mode ELECTRICAL LOAD SIGNAL ............................... 569 .
. 531 CONSULT-II Reference Value in Data Monitor Mode
On Board Diagnosis Logic ................................... 531 . .569
Possible Cause .................................................... 531 . Wiring Diagram .................................................... 570 .
DTC Confirmation Procedure .............................. 531 . Diagnostic Procedure ........................................... 572 .
Overall Function Check ....................................... 532 . MIL AND DATA LINK CONNECTOR ..................... 577 .
Diagnostic Procedure .......................................... 533 . Wiring Diagram .................................................... 577 .
Component Inspection ......................................... 536 . EVAPORATIVE EMISSION SYSTEM .................... 578 .
DTC P1605 A/T DIAGNOSIS COMMUNICATION Description ........................................................... 578
.
LINE ........................................................................ 538
. Inspection ............................................................. 581
.
System Description .............................................. 538 . How to Detect Fuel Vapor Leakage ..................... 582 .
On Board Diagnosis Logic ................................... 538 . ON BOARD REFUELING VAPOR RECOVERY
DTC Confirmation Procedure .............................. 538 . (ORVR) ................................................................... 584
.
Wiring Diagram .................................................... 539 . System Description .............................................. 584 .
Diagnostic Procedure .......................................... 540 . Diagnostic Procedure ........................................... 585 .
DTC P1706 PNP SWITCH ..................................... 541 . Component Inspection ......................................... 588 .
Component Description ....................................... 541 . POSITIVE CRANKCASE VENTILATION ............... 591 .
CONSULT-II Reference Value in Data Monitor Mode Description ........................................................... 591
.
. 541 Inspection ............................................................. 591
.
On Board Diagnosis Logic ................................... 541 . SERVICE DATA AND SPECIFICATIONS (SDS) ... 593 .
DTC Confirmation Procedure .............................. 541 . Fuel Pressure Regulator ...................................... 593 .
Overall Function Check ....................................... 542 . Idle Speed and Ignition Timing ............................. 593 .
Wiring Diagram .................................................... 543 . Mass Air Flow Sensor .......................................... 593 .
Diagnostic Procedure .......................................... 544 . Engine Coolant Temperature Sensor ................... 593 .
INJECTOR .............................................................. 546 . EGR Temperature Sensor .................................... 593 .
Component Description ....................................... 546 . Fuel Pump ............................................................ 593
.
CONSULT-II Reference Value in Data Monitor Mode IACV-AAC Valve .................................................. 593 .
. 546 Injector ................................................................. 593
.
Wiring Diagram .................................................... 547 . Resistor ................................................................ 593
.
Diagnostic Procedure .......................................... 548 . Throttle Position Sensor ....................................... 594 .
Component Inspection ......................................... 549 . Heated Oxygen Sensor 1 Heater (Front) ............. 594 .
Removal and Installation ..................................... 550 . Calculated Load Value ......................................... 594 .
START SIGNAL ..................................................... 551 . Intake Air Temperature Sensor ............................ 594 .
CONSULT-II Reference Value in Data Monitor Mode EVAP Canister Purge Volume Control Valve ....... 594 .
. 551 Heated Oxygen Sensor 2 Heater (Rear) .............. 594 .
Wiring Diagram .................................................... 552 . Crankshaft Position Sensor (POS) ...................... 594 .
Diagnostic Procedure .......................................... 553 . Fuel Tank Temperature Sensor ............................ 594 .
FUEL PUMP ........................................................... 554 .
System Description .............................................. 554 .
EC-6
QG18DE (CALIF CA) DENT ...................................................................... 711
.
Description ........................................................... 711
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