Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Nissan Xterra 2005-2007.2009 Approved Nissan Xterra 2006 ec
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B ENGINE
A
ENGINE CONTROL SYSTEM
SECTION EC EC
C
D
E
CONTENTS
INDEX FOR DTC ....................................................... 8 . NVIS (NISSAN VEHICLE IMMOBILIZER SYSTEM- F
DTC No. Index ........................................................ 8 . NATS) ....................................................................... 46
.
Alphabetical Index ................................................. 12 . Description ............................................................. 46
.
PRECAUTIONS ....................................................... 16 . ON BOARD DIAGNOSTIC (OBD) SYSTEM ........... 47 . G
Precautions for Supplemental Restraint System Introduction ............................................................ 47
.
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN- Two Trip Detection Logic ....................................... 47 .
SIONER" ............................................................... 16. Emission-related Diagnostic Information ............... 48 .
H
On Board Diagnostic (OBD) System of Engine and Malfunction Indicator Lamp (MIL) .......................... 62 .
A/T ......................................................................... 16
. OBD System Operation Chart ............................... 65 .
Precaution ............................................................. 16
. BASIC SERVICE PROCEDURE .............................. 71 .
PREPARATION ........................................................ 20 . Basic Inspection .................................................... 71 . I
Special Service Tools ............................................ 20 . Idle Speed and Ignition Timing Check ................... 76 .
Commercial Service Tools ..................................... 22 . VIN Registration .................................................... 77 .
ENGINE CONTROL SYSTEM ................................. 23 . Accelerator Pedal Released Position Learning ..... 78 . J
System Diagram .................................................... 23 . Throttle Valve Closed Position Learning ................ 78 .
Multiport Fuel Injection (MFI) System ................... 24 . Idle Air Volume Learning ....................................... 78 .
Electronic Ignition (EI) System .............................. 26 . Fuel Pressure Check ............................................. 80 .
K
Fuel Cut Control (at No Load and High Engine TROUBLE DIAGNOSIS ........................................... 82 .
Speed) ................................................................... 27
. Trouble Diagnosis Introduction .............................. 82 .
AIR CONDITIONING CUT CONTROL .................... 28 . DTC Inspection Priority Chart ................................ 88 .
Input/Output Signal Chart ...................................... 28 . Fail-Safe Chart ...................................................... 90. L
System Description ............................................... 28 . Symptom Matrix Chart ........................................... 91 .
AUTOMATIC SPEED CONTROL DEVICE (ASCD) 29 ... Engine Control Component Parts Location ........... 95 .
System Description ............................................... 29 . Vacuum Hose Drawing ........................................ 102 . M
Component Description ......................................... 30 . Circuit Diagram .................................................... 103 .
CAN COMMUNICATION ......................................... 31 . ECM Harness Connector Terminal Layout .......... 105 .
System Description ............................................... 31 . ECM Terminals and Reference Value .................. 105 .
EVAPORATIVE EMISSION SYSTEM ...................... 32 . CONSULT-II Function (ENGINE) ......................... 114 .
Description ............................................................ 32
. Generic Scan Tool (GST) Function ...................... 127 .
Component Inspection .......................................... 35 . CONSULT-II Reference Value in Data Monitor .... 130 .
Removal and Installation ....................................... 36 . Major Sensor Reference Graph in Data Monitor
How to Detect Fuel Vapor Leakage ...................... 36 . Mode .................................................................... 134
.
ON BOARD REFUELING VAPOR RECOVERY TROUBLE DIAGNOSIS - SPECIFICATION VALUE 136 .
(ORVR) ..................................................................... 39
. Description ........................................................... 136
.
System Description ............................................... 39 . Testing Condition ................................................. 136 .
Diagnostic Procedure ............................................ 40 . Inspection Procedure ........................................... 136 .
Component Inspection .......................................... 42 . Diagnostic Procedure .......................................... 137 .
POSITIVE CRANKCASE VENTILATION ................ 44 . TROUBLE DIAGNOSIS FOR INTERMITTENT INCI-
Description ............................................................ 44
. DENT ...................................................................... 146
.
Component Inspection .......................................... 44 .
Revision: September 2005 EC-1 2006 Xterra
Description ........................................................... 146
. Component Description ....................................... 188 .
Diagnostic Procedure .......................................... 146 . CONSULT-II Reference Value in Data Monitor Mode
POWER SUPPLY AND GROUND CIRCUIT .......... 147 . .188
Wiring Diagram .................................................... 147 . On Board Diagnosis Logic ................................... 188 .
Diagnostic Procedure .......................................... 150 . DTC Confirmation Procedure ............................... 189 .
Ground Inspection ............................................... 153 . Overall Function Check ........................................ 190
.
DTC U1000, U1001 CAN COMMUNICATION LINE. 155 Wiring Diagram .................................................... 191
.
Description ........................................................... 155
. Diagnostic Procedure ........................................... 192
.
On Board Diagnosis Logic ................................... 155 . Component Inspection ......................................... 194.
DTC Confirmation Procedure .............................. 155 . Removal and Installation ...................................... 196
.
Wiring Diagram .................................................... 156 . DTC P0102, P0103 MAF SENSOR ........................ 197 .
Diagnostic Procedure .......................................... 157 . Component Description ....................................... 197 .
DTC U1010 CAN COMMUNICATION .................... 158 . CONSULT-II Reference Value in Data Monitor Mode
Description ........................................................... 158
. .197
On Board Diagnosis Logic ................................... 158 . On Board Diagnosis Logic ................................... 197 .
DTC Confirmation Procedure .............................. 158 . DTC Confirmation Procedure ............................... 198 .
Diagnostic Procedure .......................................... 159 . Wiring Diagram .................................................... 199
.
DTC P0011, P0021 IVT CONTROL ....................... 160 . Diagnostic Procedure ........................................... 200
.
Description ........................................................... 160
. Component Inspection ......................................... 202.
CONSULT-II Reference Value in Data Monitor Mode Removal and Installation ...................................... 203
.
. 160 DTC P0112, P0113 IAT SENSOR ........................... 204 .
On Board Diagnosis Logic ................................... 161 . Component Description ....................................... 204 .
DTC Confirmation Procedure .............................. 161 . On Board Diagnosis Logic ................................... 204 .
Diagnostic Procedure .......................................... 162 . DTC Confirmation Procedure ............................... 204 .
Component Inspection ......................................... 163 . Wiring Diagram .................................................... 206
.
Removal and Installation ..................................... 163 . Diagnostic Procedure ........................................... 207
.
DTC P0031, P0032, P0051, P0052 A/F SENSOR 1 Component Inspection ......................................... 208.
HEATER ................................................................. 164
. Removal and Installation ...................................... 208
.
Description ........................................................... 164
. DTC P0117, P0118 ECT SENSOR ......................... 209 .
CONSULT-II Reference Value in Data Monitor Mode Component Description ....................................... 209 .
. 164 On Board Diagnosis Logic ................................... 209 .
On Board Diagnosis Logic ................................... 164 . DTC Confirmation Procedure ............................... 210 .
DTC Confirmation Procedure .............................. 164 . Wiring Diagram .................................................... 211
.
Wiring Diagram .................................................... 166 . Diagnostic Procedure ........................................... 212
.
Diagnostic Procedure .......................................... 169 . Component Inspection ......................................... 213.
Component Inspection ......................................... 171 . Removal and Installation ...................................... 213
.
Removal and Installation ..................................... 171 . DTC P0122, P0123 TP SENSOR ........................... 214 .
DTC P0037, P0038, P0057, P0058 HO2S2 HEATER 172 . Component Description ....................................... 214 .
Description ........................................................... 172
. CONSULT-II Reference Value in Data Monitor Mode
CONSULT-II Reference Value in Data Monitor Mode .214
. 172 On Board Diagnosis Logic ................................... 214 .
On Board Diagnosis Logic ................................... 172 . DTC Confirmation Procedure ............................... 215 .
DTC Confirmation Procedure .............................. 173 . Wiring Diagram .................................................... 216
.
Wiring Diagram .................................................... 174 . Diagnostic Procedure ........................................... 217
.
Diagnostic Procedure .......................................... 177 . Component Inspection ......................................... 220.
Component Inspection ......................................... 179 . Removal and Installation ...................................... 220
.
Removal and Installation ..................................... 180 . DTC P0125 ECT SENSOR ..................................... 221 .
DTC P0075, P0081 IVT CONTROL SOLENOID Component Description ....................................... 221 .
VALVE .................................................................... 181
. On Board Diagnosis Logic ................................... 221 .
Component Description ....................................... 181 . DTC Confirmation Procedure ............................... 222 .
CONSULT-II Reference Value in Data Monitor Mode Diagnostic Procedure ........................................... 222
.
. 181 Component Inspection ......................................... 223.
On Board Diagnosis Logic ................................... 181 . Removal and Installation ...................................... 223
.
DTC Confirmation Procedure .............................. 181 . DTC P0127 IAT SENSOR ....................................... 224 .
Wiring Diagram .................................................... 182 . Component Description ....................................... 224 .
Diagnostic Procedure .......................................... 186 . On Board Diagnosis Logic ................................... 224 .
Component Inspection ......................................... 187 . DTC Confirmation Procedure ............................... 224 .
Removal and Installation ..................................... 187 . Diagnostic Procedure ........................................... 225
.
DTC P0101 MAF SENSOR .................................... 188 .
Revision: September 2005 EC-2 2006 Xterra
Component Inspection ........................................ 226. . 281
Removal and Installation ..................................... 226
. On Board Diagnosis Logic ................................... 281 . A
DTC P0128 THERMOSTAT FUNCTION ............... 227 . DTC Confirmation Procedure .............................. 282 .
On Board Diagnosis Logic .................................. 227 . Overall Function Check ....................................... 283 .
DTC Confirmation Procedure .............................. 227 . Wiring Diagram .................................................... 284
. EC
Diagnostic Procedure .......................................... 227
. Diagnostic Procedure .......................................... 287.
Component Inspection ........................................ 228. Component Inspection ......................................... 292 .
Removal and Installation ..................................... 228
. Removal and Installation ..................................... 294 .
DTC P0130, P0150 A/F SENSOR 1 ...................... 229 . DTC P0139, P0159 HO2S2 .................................... 295 . C
Component Description ....................................... 229. Component Description ....................................... 295 .
CONSULT-II Reference Value in Data Monitor Mode CONSULT-II Reference Value in Data Monitor Mode
. 229 . 295 D
On Board Diagnosis Logic .................................. 229 . On Board Diagnosis Logic ................................... 295 .
DTC Confirmation Procedure .............................. 229 . DTC Confirmation Procedure .............................. 296 .
Overall Function Check ....................................... 230
. Overall Function Check ....................................... 296 . E
Wiring Diagram ................................................... 232
. Wiring Diagram .................................................... 298
.
Diagnostic Procedure .......................................... 235
. Diagnostic Procedure .......................................... 301.
Removal and Installation ..................................... 238
. Component Inspection ......................................... 304 .
DTC P0131, P0151 A/F SENSOR 1 ...................... 239 . Removal and Installation ..................................... 306 . F
Component Description ....................................... 239. DTC P0171, P0174 FUEL INJECTION SYSTEM
CONSULT-II Reference Value in Data Monitor Mode FUNCTION ............................................................. 307
.
. 239 On Board Diagnosis Logic ................................... 307 . G
On Board Diagnosis Logic .................................. 239 . DTC Confirmation Procedure .............................. 307 .
DTC Confirmation Procedure .............................. 239 . Wiring Diagram .................................................... 309
.
Wiring Diagram ................................................... 241
. Diagnostic Procedure .......................................... 313. H
Diagnostic Procedure .......................................... 244
. DTC P0172, P0175 FUEL INJECTION SYSTEM
Removal and Installation ..................................... 247
. FUNCTION ............................................................. 319
.
DTC P0132, P0152 A/F SENSOR 1 ...................... 248 . On Board Diagnosis Logic ................................... 319 .
I
Component Description ....................................... 248. DTC Confirmation Procedure .............................. 319 .
CONSULT-II Reference Value in Data Monitor Mode Wiring Diagram .................................................... 321
.
. 248 Diagnostic Procedure .......................................... 325.
On Board Diagnosis Logic .................................. 248 . DTC P0181 FTT SENSOR ..................................... 331 . J
DTC Confirmation Procedure .............................. 248 . Component Description ....................................... 331 .
Wiring Diagram ................................................... 250
. On Board Diagnosis Logic ................................... 331 .
Diagnostic Procedure .......................................... 253
. DTC Confirmation Procedure .............................. 331 . K
Removal and Installation ..................................... 256
. Wiring Diagram .................................................... 333
.
DTC P0133, P0153 A/F SENSOR 1 ...................... 257 . Diagnostic Procedure .......................................... 334.
Component Description ....................................... 257. Component Inspection ......................................... 335 .
L
CONSULT-II Reference Value in Data Monitor Mode Removal and Installation ..................................... 335 .
. 257 DTC P0182, P0183 FTT SENSOR ......................... 336 .
On Board Diagnosis Logic .................................. 257 . Component Description ....................................... 336 .
DTC Confirmation Procedure .............................. 258 . On Board Diagnosis Logic ................................... 336 . M
Wiring Diagram ................................................... 260
. DTC Confirmation Procedure .............................. 336 .
Diagnostic Procedure .......................................... 263
. Wiring Diagram .................................................... 337
.
Removal and Installation ..................................... 268
. Diagnostic Procedure .......................................... 338.
DTC P0137, P0157 HO2S2 ................................... 269 . Component Inspection ......................................... 339 .
Component Description ....................................... 269. Removal and Installation ..................................... 339 .
CONSULT-II Reference Value in Data Monitor Mode DTC P0222, P0223 TP SENSOR ........................... 340 .
. 269 Component Description ....................................... 340 .
On Board Diagnosis Logic .................................. 269 . CONSULT-II Reference Value in Data Monitor Mode
DTC Confirmation Procedure .............................. 270 . . 340
Overall Function Check ....................................... 270
. On Board Diagnosis Logic ................................... 340 .
Wiring Diagram ................................................... 272
. DTC Confirmation Procedure .............................. 341 .
Diagnostic Procedure .......................................... 275
. Wiring Diagram .................................................... 342
.
Component Inspection ........................................ 278. Diagnostic Procedure .......................................... 343.
Removal and Installation ..................................... 280
. Component Inspection ......................................... 346 .
DTC P0138, P0158 HO2S2 ................................... 281 . Removal and Installation ..................................... 346 .
Component Description ....................................... 281. DTC P0300 - P0306 MULTIPLE CYLINDER MIS-
CONSULT-II Reference Value in Data Monitor Mode FIRE, NO. 1 - 6 CYLINDER MISFIRE .................... 347 .
Revision: September 2005 EC-3 2006 Xterra
On Board Diagnosis Logic ................................... 347 . UME CONTROL SOLENOID VALVE ..................... 405 .
DTC Confirmation Procedure .............................. 347 . Description ........................................................... 405
.
Diagnostic Procedure .......................................... 348 . CONSULT-II Reference Value in Data Monitor Mode
DTC P0327, P0328, P0332, P0333 KS .................. 356 . .405
Component Description ....................................... 356 . On Board Diagnosis Logic ................................... 406 .
On Board Diagnosis Logic ................................... 356 . DTC Confirmation Procedure ............................... 406 .
DTC Confirmation Procedure .............................. 356 . Wiring Diagram .................................................... 407 .
Wiring Diagram .................................................... 357 . Diagnostic Procedure ........................................... 409 .
Diagnostic Procedure .......................................... 358 . Component Inspection ......................................... 410 .
Component Inspection ......................................... 360 . Removal and Installation ...................................... 411 .
Removal and Installation ..................................... 360 . DTC P0447 EVAP CANISTER VENT CONTROL
DTC P0335 CKP SENSOR (POS) ......................... 361 . VALVE ..................................................................... 412
.
Component Description ....................................... 361 . Component Description ....................................... 412 .
CONSULT-II Reference Value in Data Monitor Mode CONSULT-II Reference Value in Data Monitor Mode
. 361 .412
On Board Diagnosis Logic ................................... 361 . On Board Diagnosis Logic ................................... 412 .
DTC Confirmation Procedure .............................. 362 . DTC Confirmation Procedure ............................... 413 .
Wiring Diagram .................................................... 363 . Wiring Diagram .................................................... 414 .
Diagnostic Procedure .......................................... 364 . Diagnostic Procedure ........................................... 415 .
Component Inspection ......................................... 367 . Component Inspection ......................................... 417 .
Removal and Installation ..................................... 367 . DTC P0448 EVAP CANISTER VENT CONTROL
DTC P0340, P0345 CMP SENSOR (PHASE) ........ 368 . VALVE ..................................................................... 419
.
Component Description ....................................... 368 . Component Description ....................................... 419 .
CONSULT-II Reference Value in Data Monitor Mode CONSULT-II Reference Value in Data Monitor Mode
. 368 .419
On Board Diagnosis Logic ................................... 368 . On Board Diagnosis Logic ................................... 419 .
DTC Confirmation Procedure .............................. 369 . DTC Confirmation Procedure ............................... 420 .
Wiring Diagram .................................................... 370 . Wiring Diagram .................................................... 421 .
Diagnostic Procedure .......................................... 373 . Diagnostic Procedure ........................................... 422 .
Component Inspection ......................................... 376 . Component Inspection ......................................... 423 .
Removal and Installation ..................................... 376 . DTC P0451 EVAP CONTROL SYSTEM PRESSURE
DTC P0420, P0430 THREE WAY CATALYST FUNC- SENSOR ................................................................. 425
.
TION ....................................................................... 377
. Component Description ....................................... 425 .
On Board Diagnosis Logic ................................... 377 . CONSULT-II Reference Value in Data Monitor Mode
DTC Confirmation Procedure .............................. 377 . .425
Overall Function Check ....................................... 378 . On Board Diagnosis Logic ................................... 425 .
Diagnostic Procedure .......................................... 379 . DTC Confirmation Procedure ............................... 426 .
DTC P0441 EVAP CONTROL SYSTEM ................ 383 . Diagnostic Procedure ........................................... 426 .
System Description .............................................. 383 . Component Inspection ......................................... 427 .
On Board Diagnosis Logic ................................... 383 . DTC P0452 EVAP CONTROL SYSTEM PRESSURE
DTC Confirmation Procedure .............................. 384 . SENSOR ................................................................. 428
.
Overall Function Check ....................................... 384 . Component Description ....................................... 428 .
Diagnostic Procedure .......................................... 385 . CONSULT-II Reference Value in Data Monitor Mode
DTC P0442 EVAP CONTROL SYSTEM ................ 389 . .428
On Board Diagnosis Logic ................................... 389 . On Board Diagnosis Logic ................................... 428 .
DTC Confirmation Procedure .............................. 390 . DTC Confirmation Procedure ............................... 429 .
Diagnostic Procedure .......................................... 391 . Wiring Diagram .................................................... 430 .
DTC P0443 EVAP CANISTER PURGE VOLUME Diagnostic Procedure ........................................... 431 .
CONTROL SOLENOID VALVE .............................. 397 . Component Inspection ......................................... 433 .
Description ........................................................... 397
. DTC P0453 EVAP CONTROL SYSTEM PRESSURE
CONSULT-II Reference Value in Data Monitor Mode SENSOR ................................................................. 434
.
. 397 Component Description ....................................... 434 .
On Board Diagnosis Logic ................................... 398 . CONSULT-II Reference Value in Data Monitor Mode
DTC Confirmation Procedure .............................. 398 . .434
Wiring Diagram .................................................... 399 . On Board Diagnosis Logic ................................... 434 .
Diagnostic Procedure .......................................... 401 . DTC Confirmation Procedure ............................... 435 .
Component Inspection ......................................... 404 . Wiring Diagram .................................................... 436 .
Removal and Installation ..................................... 404 . Diagnostic Procedure ........................................... 437 .
DTC P0444, P0445 EVAP CANISTER PURGE VOL- Component Inspection ......................................... 441 .
Revision: September 2005 EC-4 2006 Xterra
DTC P0455 EVAP CONTROL SYSTEM ............... 442 . DTC P0605 ECM .................................................... 479 .
On Board Diagnosis Logic .................................. 442 . Component Description ....................................... 479 . A
DTC Confirmation Procedure .............................. 443 . On Board Diagnosis Logic ................................... 479 .
Diagnostic Procedure .......................................... 444 . DTC Confirmation Procedure .............................. 479 .
DTC P0456 EVAP CONTROL SYSTEM ............... 449 . Diagnostic Procedure .......................................... 480 . EC
On Board Diagnosis Logic .................................. 449 . DTC P0643 SENSOR POWER SUPPLY ............... 482 .
DTC Confirmation Procedure .............................. 450 . On Board Diagnosis Logic ................................... 482 .
Overall Function Check ....................................... 451 . DTC Confirmation Procedure .............................. 482 .
Diagnostic Procedure .......................................... 452 . Wiring Diagram .................................................... 483
. C
DTC P0460 FUEL LEVEL SENSOR ..................... 458 . Diagnostic Procedure .......................................... 485 .
Component Description ....................................... 458 . DTC P0850 PNP SWITCH ..................................... 487 .
On Board Diagnosis Logic .................................. 458 . Component Description ....................................... 487 . D
DTC Confirmation Procedure .............................. 458 . CONSULT-II Reference Value in Data Monitor Mode
Diagnostic Procedure .......................................... 459 . . 487
Removal and Installation ..................................... 459 . On Board Diagnosis Logic ................................... 487 . E
DTC P0461 FUEL LEVEL SENSOR ..................... 460 . DTC Confirmation Procedure .............................. 487 .
Component Description ....................................... 460 . Overall Function Check ....................................... 488 .
On Board Diagnosis Logic .................................. 460 . Wiring Diagram .................................................... 489
.
Overall Function Check ....................................... 460 . Diagnostic Procedure .......................................... 490 . F
Diagnostic Procedure .......................................... 461 . DTC P1148, P1168 CLOSED LOOP CONTROL ... 493 .
Removal and Installation ..................................... 461 . On Board Diagnosis Logic ................................... 493 .
DTC P0462, P0463 FUEL LEVEL SENSOR ......... 462 . DTC P1211 TCS CONTROL UNIT ......................... 494 . G
Component Description ....................................... 462 . Description ........................................................... 494
.
On Board Diagnosis Logic .................................. 462 . On Board Diagnosis Logic ................................... 494 .
DTC Confirmation Procedure .............................. 462 . DTC Confirmation Procedure .............................. 494 . H
Diagnostic Procedure .......................................... 463 . Diagnostic Procedure .......................................... 494 .
Removal and Installation ..................................... 463 . DTC P1212 TCS COMMUNICATION LINE ........... 495 .
DTC P0500 VSS .................................................... 464. Description ........................................................... 495
.
I
Description .......................................................... 464
. On Board Diagnosis Logic ................................... 495 .
On Board Diagnosis Logic .................................. 464 . DTC Confirmation Procedure .............................. 495 .
DTC Confirmation Procedure .............................. 464 . Diagnostic Procedure .......................................... 495 .
Overall Function Check ....................................... 465 . DTC P1217 ENGINE OVER TEMPERATURE ....... 496 . J
Diagnostic Procedure .......................................... 465 . Description ........................................................... 496
.
DTC P0506 ISC SYSTEM ...................................... 466 . CONSULT-II Reference Value in Data Monitor Mode
Description .......................................................... 466
. . 497 K
On Board Diagnosis Logic .................................. 466 . On Board Diagnosis Logic ................................... 498 .
DTC Confirmation Procedure .............................. 466 . Overall Function Check ....................................... 498 .
Diagnostic Procedure .......................................... 467 . Wiring Diagram .................................................... 500
.
L
DTC P0507 ISC SYSTEM ...................................... 468 . Diagnostic Procedure .......................................... 502 .
Description .......................................................... 468
. Main 12 Causes of Overheating .......................... 505 .
On Board Diagnosis Logic .................................. 468 . Component Inspection ......................................... 506 .
DTC Confirmation Procedure .............................. 468 . DTC P1225 TP SENSOR ....................................... 507 . M
Diagnostic Procedure .......................................... 469 . Component Description ....................................... 507 .
DTC P0550 PSP SENSOR .................................... 470 . On Board Diagnosis Logic ................................... 507 .
Component Description ....................................... 470 . DTC Confirmation Procedure .............................. 507 .
CONSULT-II Reference Value in Data Monitor Mode Diagnostic Procedure .......................................... 508 .
. 470 Removal and Installation ..................................... 508 .
On Board Diagnosis Logic .................................. 470 . DTC P1226 TP SENSOR ....................................... 509 .
DTC Confirmation Procedure .............................. 470 . Component Description ....................................... 509 .
Wiring Diagram ................................................... 471
. On Board Diagnosis Logic ................................... 509 .
Diagnostic Procedure .......................................... 472 . DTC Confirmation Procedure .............................. 509 .
Component Inspection ........................................ 474 . Diagnostic Procedure .......................................... 510 .
Removal and Installation ..................................... 474 . Removal and Installation ..................................... 510 .
DTC P0603 ECM POWER SUPPLY ...................... 475 . DTC P1550 BATTERY CURRENT SENSOR ........ 511 .
Component Description ....................................... 475 . Component Description ....................................... 511 .
On Board Diagnosis Logic .................................. 475 . CONSULT-II Reference Value in Data Monitor Mode
DTC Confirmation Procedure .............................. 475 . . 511
Wiring Diagram ................................................... 476
. On Board Diagnosis Logic ................................... 511 .
Diagnostic Procedure .......................................... 477 . DTC Confirmation Procedure .............................. 511 .
Revision: September 2005 EC-5 2006 Xterra
Wiring Diagram .................................................... 513
. On Board Diagnosis Logic ................................... 561 .
Diagnostic Procedure .......................................... 514 . Diagnostic Procedure ........................................... 561 .
Component Inspection ......................................... 516 . DTC P1800 VIAS CONTROL SOLENOID VALVE . 562
DTC P1551, P1552 BATTERY CURRENT SENSOR 518 . Component Description ....................................... 562 .
Component Description ....................................... 518 . CONSULT-II Reference Value in Data Monitor Mode
CONSULT-II Reference Value in Data Monitor Mode .562
. 518 On Board Diagnosis Logic ................................... 562 .
On Board Diagnosis Logic ................................... 518 . DTC Confirmation Procedure ............................... 562 .
DTC Confirmation Procedure .............................. 518 . Wiring Diagram .................................................... 563 .
Wiring Diagram .................................................... 520
. Diagnostic Procedure ........................................... 564 .
Diagnostic Procedure .......................................... 521 . Component Inspection ......................................... 565 .
Component Inspection ......................................... 523 . Removal and Installation ...................................... 566 .
DTC P1553 BATTERY CURRENT SENSOR ......... 525 . DTC P1805 BRAKE SWITCH ................................ 567 .
Component Description ....................................... 525 . Description ........................................................... 567
.
CONSULT-II Reference Value in Data Monitor Mode CONSULT-II Reference Value in Data Monitor Mode
. 525 .567
On Board Diagnosis Logic ................................... 525 . On Board Diagnosis Logic ................................... 567 .
DTC Confirmation Procedure .............................. 525 . DTC Confirmation Procedure ............................... 567 .
Wiring Diagram .................................................... 527
. Wiring Diagram .................................................... 568 .
Diagnostic Procedure .......................................... 528 . Diagnostic Procedure ........................................... 569 .
Component Inspection ......................................... 530 . Component Inspection ......................................... 571 .
DTC P1554 BATTERY CURRENT SENSOR ......... 532 . DTC P2100, P2103 THROTTLE CONTROL MOTOR
Component Description ....................................... 532 . RELAY .................................................................... 572
.
CONSULT-II Reference Value in Data Monitor Mode Component Description ....................................... 572 .
. 532 CONSULT-II Reference Value in Data Monitor Mode
On Board Diagnosis Logic ................................... 532 . .572
Overall Function Check ....................................... 532 . On Board Diagnosis Logic ................................... 572 .
Wiring Diagram .................................................... 534
. DTC Confirmation Procedure ............................... 572 .
Diagnostic Procedure .......................................... 535 . Wiring Diagram .................................................... 574 .
Component Inspection ......................................... 537 . Diagnostic Procedure ........................................... 575 .
DTC P1564 ASCD STEERING SWITCH ............... 539 . DTC P2101 ELECTRIC THROTTLE CONTROL
Component Description ....................................... 539 . FUNCTION ............................................................. 578
.
CONSULT-II Reference Value in Data Monitor Mode Description ........................................................... 578
.
. 539 On Board Diagnosis Logic ................................... 578 .
On Board Diagnosis Logic ................................... 539 . DTC Confirmation Procedure ............................... 578 .
DTC Confirmation Procedure .............................. 540 . Wiring Diagram .................................................... 579 .
Wiring Diagram .................................................... 541
. Diagnostic Procedure ........................................... 580 .
Diagnostic Procedure .......................................... 542 . Component Inspection ......................................... 583 .
Component Inspection ......................................... 545 . Removal and Installation ...................................... 583 .
DTC P1572 ASCD BRAKE SWITCH ..................... 546 . DTC P2118 THROTTLE CONTROL MOTOR ........ 584 .
Component Description ....................................... 546 . Component Description ....................................... 584 .
CONSULT-II Reference Value in Data Monitor Mode On Board Diagnosis Logic ................................... 584 .
. 546 DTC Confirmation Procedure ............................... 584 .
On Board Diagnosis Logic ................................... 546 . Wiring Diagram .................................................... 585 .
DTC Confirmation Procedure .............................. 547 . Diagnostic Procedure ........................................... 586 .
Wiring Diagram .................................................... 548
. Component Inspection ......................................... 587 .
Diagnostic Procedure .......................................... 549 . Removal and Installation ...................................... 588 .
Component Inspection ......................................... 557 . DTC P2119 ELECTRIC THROTTLE CONTROL
DTC P1574 ASCD VEHICLE SPEED SENSOR .... 559 . ACTUATOR ............................................................ 589.
Component Description ....................................... 559 . Component Description ....................................... 589 .
On Board Diagnosis Logic ................................... 559 . On Board Diagnosis Logic ................................... 589 .
DTC Confirmation Procedure .............................. 559 . DTC Confirmation Procedure ............................... 589 .
Diagnostic Procedure .......................................... 560 . Diagnostic Procedure ........................................... 590 .
DTC P1715 INPUT SPEED SENSOR (TURBINE DTC P2122, P2123 APP SENSOR ........................ 591 .
REVOLUTION SENSOR) ....................................... 561 . Component Description ....................................... 591 .
Description ........................................................... 561
. CONSULT-II Reference Value in Data Monitor Mode
CONSULT-II Reference Value in Data Monitor Mode .591
. 561 On Board Diagnosis Logic ................................... 591 .
DTC Confirmation Procedure ............................... 592 .
Revision: September 2005 EC-6 2006 Xterra
Wiring Diagram ................................................... 593
. ELECTRICAL LOAD SIGNAL ............................... 647 .
Diagnostic Procedure .......................................... 594
. Description ........................................................... 647
. A
Component Inspection ........................................ 596. CONSULT-II Reference Value in Data Monitor Mode
Removal and Installation ..................................... 596
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