Infiniti I35 (A33). Manual — part 166
On Board Diagnosis Logic. . . . . . . . . ...448
DTC Confirmation Procedure . . . . . . . . ..448
Wiring Diagram . . . . . . . . . . . . . . 449
Diagnostic Procedure . . . . . . . . . . . ..450
DTC P1102 MAF SENSOR . . . . . . . . . . .452
Component Description . . . . . . . . . . ...452
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 452
On Board Diagnosis Logic. . . . . . . . . ...452
DTC Confirmation Procedure . . . . . . . . ..452
Wiring Diagram . . . . . . . . . . . . . . 454
Diagnostic Procedure . . . . . . . . . . . ..455
DTC P1121 ELECTRIC THROTTLE CONTROL
ACTUATOR . . . . . . . . . . . . . . . . .458
Component Description . . . . . . . . . . ...458
On Board Diagnosis Logic. . . . . . . . . ...458
DTC Confirmation Procedure . . . . . . . . ..458
Diagnostic Procedure . . . . . . . . . . . ..459
DTC P1122 ELECTRIC THROTTLE CONTROL
FUNCTION . . . . . . . . . . . . . . . . ...460
Description . . . . . . . . . . . . . . . ...460
On Board Diagnosis Logic. . . . . . . . . ...460
DTC Confirmation Procedure . . . . . . . . ..460
Wiring Diagram . . . . . . . . . . . . . . 462
Diagnostic Procedure . . . . . . . . . . . ..463
Component Inspection. . . . . . . . . . . .467
DTC P1124, P1126 THROTTLE CONTROL
MOTOR RELAY. . . . . . . . . . . . . . ...468
Component Description . . . . . . . . . . ...468
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 468
On Board Diagnosis Logic. . . . . . . . . ...468
DTC Confirmation Procedure . . . . . . . . ..468
Wiring Diagram . . . . . . . . . . . . . . 470
Diagnostic Procedure . . . . . . . . . . . ..471
Component Inspection. . . . . . . . . . . .473
DTC P1128 THROTTLE CONTROL MOTOR. . . .474
Component Description . . . . . . . . . . ...474
On Board Diagnosis Logic. . . . . . . . . ...474
DTC Confirmation Procedure . . . . . . . . ..474
Wiring Diagram . . . . . . . . . . . . . . 475
Diagnostic Procedure . . . . . . . . . . . ..476
Component Inspection. . . . . . . . . . . .478
DTC P1143, P1163 HO2S1 . . . . . . . . . . .479
Component Description . . . . . . . . . . ...479
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 479
On Board Diagnosis Logic. . . . . . . . . ...479
DTC Confirmation Procedure . . . . . . . . ..480
Overall Function Check . . . . . . . . . . ...481
Diagnostic Procedure . . . . . . . . . . . ..481
DTC P1144, P1164 HO2S1 . . . . . . . . . . .486
Component Description . . . . . . . . . . ...486
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 486
On Board Diagnosis Logic. . . . . . . . . ...486
DTC Confirmation Procedure . . . . . . . . ..487
Overall Function Check . . . . . . . . . . ...488
Diagnostic Procedure . . . . . . . . . . . ..488
DTC P1146, P1166 HO2S2 . . . . . . . . . . .493
Component Description . . . . . . . . . . ...493
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 493
On Board Diagnosis Logic. . . . . . . . . ...493
DTC Confirmation Procedure . . . . . . . . ..494
Overall Function Check . . . . . . . . . . ...494
Wiring Diagram . . . . . . . . . . . . . . 496
Diagnostic Procedure . . . . . . . . . . . ..498
DTC P1147, P1167 HO2S2 . . . . . . . . . . .502
Component Description . . . . . . . . . . ...502
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 502
On Board Diagnosis Logic. . . . . . . . . ...502
DTC Confirmation Procedure . . . . . . . . ..503
Overall Function Check . . . . . . . . . . ...503
Wiring Diagram . . . . . . . . . . . . . . 505
Diagnostic Procedure . . . . . . . . . . . ..507
DTC P1148, P1168 CLOSED LOOP CONTROL. . 511
On Board Diagnosis Logic. . . . . . . . . ... 511
DTC Confirmation Procedure . . . . . . . . .. 511
Overall Function Check . . . . . . . . . . ...512
Diagnostic Procedure . . . . . . . . . . . ..512
DTC P1211 VDC/TCS/ABS CONTROL UNIT. . . .513
Description . . . . . . . . . . . . . . . ...513
On Board Diagnosis Logic. . . . . . . . . ...513
DTC Confirmation Procedure . . . . . . . . ..513
Diagnostic Procedure . . . . . . . . . . . ..514
DTC P1212 VDC/TCS/ABS COMMUNICATION
LINE . . . . . . . . . . . . . . . . . . . .515
Description . . . . . . . . . . . . . . . ...515
On Board Diagnosis Logic. . . . . . . . . ...515
DTC Confirmation Procedure . . . . . . . . ..515
Diagnostic Procedure . . . . . . . . . . . ..516
DTC P1217 ENGINE OVER TEMPERATURE. . . 517
System Description. . . . . . . . . . . . ..517
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 517
On Board Diagnosis Logic. . . . . . . . . ...518
Overall Function Check . . . . . . . . . . ...519
Wiring Diagram . . . . . . . . . . . . . . 521
Diagnostic Procedure . . . . . . . . . . . ..523
Main 12 Causes of Overheating. . . . . . . ..534
DTC P1225 TP SENSOR . . . . . . . . . . . 535
Component Description . . . . . . . . . . ...535
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EC-5
On Board Diagnosis Logic. . . . . . . . . ...535
DTC Confirmation Procedure . . . . . . . . ..535
Diagnostic Procedure . . . . . . . . . . . ..536
DTC P1226 TP SENSOR . . . . . . . . . . . 537
Component Description . . . . . . . . . . ...537
On Board Diagnosis Logic. . . . . . . . . ...537
DTC Confirmation Procedure . . . . . . . . ..537
Diagnostic Procedure . . . . . . . . . . . ..538
DTC P1229 SENSOR POWER SUPPLY. . . . . 539
On Board Diagnosis Logic. . . . . . . . . ...539
DTC Confirmation Procedure . . . . . . . . ..539
Wiring Diagram . . . . . . . . . . . . . . 541
Diagnostic Procedure . . . . . . . . . . . ..542
DTC P1444 EVAP CANISTER PURGE VOLUME
CONTROL SOLENOID VALVE. . . . . . . . ...545
Description . . . . . . . . . . . . . . . ...545
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 545
On Board Diagnosis Logic. . . . . . . . . ...546
DTC Confirmation Procedure . . . . . . . . ..546
Wiring Diagram . . . . . . . . . . . . . . 548
Diagnostic Procedure . . . . . . . . . . . ..550
DTC P1446 EVAP CANISTER VENT CONTROL
VALVE. . . . . . . . . . . . . . . . . . ..558
Component Description . . . . . . . . . . ...558
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 558
On Board Diagnosis Logic. . . . . . . . . ...558
DTC Confirmation Procedure . . . . . . . . ..558
Wiring Diagram . . . . . . . . . . . . . . 560
Diagnostic Procedure . . . . . . . . . . . ..561
DTC P1448 EVAP CANISTER VENT CONTROL
VALVE. . . . . . . . . . . . . . . . . . ..566
Component Description . . . . . . . . . . ...566
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 566
On Board Diagnosis Logic. . . . . . . . . ...566
DTC Confirmation Procedure . . . . . . . . ..566
Overall Function Check . . . . . . . . . . ...568
Wiring Diagram . . . . . . . . . . . . . . 569
Diagnostic Procedure . . . . . . . . . . . ..570
DTC P1456 EVAP CONTROL SYSTEM . . . . . .575
On Board Diagnosis Logic. . . . . . . . . ...575
DTC Confirmation Procedure . . . . . . . . ..576
Overall Function Check . . . . . . . . . . ...577
Diagnostic Procedure . . . . . . . . . . . ..578
DTC P1464 FUEL LEVEL SENSOR. . . . . . ...591
Component Description . . . . . . . . . . ...591
On Board Diagnostic Logic. . . . . . . . . ..591
DTC Confirmation Procedure . . . . . . . . ..591
Wiring Diagram . . . . . . . . . . . . . . 592
Diagnostic Procedure . . . . . . . . . . . ..593
DTC P1490 VACUUM CUT VALVE BYPASS
VALVE. . . . . . . . . . . . . . . . . . ..594
Description . . . . . . . . . . . . . . . ...594
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 594
On Board Diagnosis Logic. . . . . . . . . ...594
DTC Confirmation Procedure . . . . . . . . ..595
Wiring Diagram . . . . . . . . . . . . . . 596
Diagnostic Procedure . . . . . . . . . . . ..597
DTC P1491 VACUUM CUT VALVE BYPASS
VALVE. . . . . . . . . . . . . . . . . . ..600
Description . . . . . . . . . . . . . . . ...600
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 600
On Board Diagnosis Logic. . . . . . . . . ...601
DTC Confirmation Procedure . . . . . . . . ..601
Overall Function Check . . . . . . . . . . ...602
Wiring Diagram . . . . . . . . . . . . . . 603
Diagnostic Procedure . . . . . . . . . . . ..604
DTC P1564 ASCD STEERING SWITCH . . . . . 612
Component Description . . . . . . . . . . ...612
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 612
On Board Diagnosis Procedure. . . . . . . ...612
DTC Confirmation Procedure . . . . . . . . ..613
Wiring Diagram . . . . . . . . . . . . . . 614
Diagnostic Procedure . . . . . . . . . . . ..615
Component Inspection. . . . . . . . . . . .618
DTC P1572 ASCD BRAKE SWITCH . . . . . . ..619
Component Description . . . . . . . . . . ...619
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 619
On Board Diagnosis Procedure. . . . . . . ...619
DTC Confirmation Procedure . . . . . . . . ..620
Wiring Diagram . . . . . . . . . . . . . . 621
Diagnostic Procedure . . . . . . . . . . . ..623
Component Inspection. . . . . . . . . . . .628
DTC P1574 ASCD VEHICLE SPEED SENSOR. . .629
Component Description . . . . . . . . . . ...629
On Board Diagnosis Procedure. . . . . . . ...629
DTC Confirmation Procedure . . . . . . . . ..629
Wiring Diagram . . . . . . . . . . . . . . 631
Diagnostic Procedure . . . . . . . . . . . ..632
DTC P1706 PNP SWITCH. . . . . . . . . . ...634
Component Description . . . . . . . . . . ...634
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 634
On Board Diagnosis Logic. . . . . . . . . ...634
DTC Confirmation Procedure . . . . . . . . ..634
Overall Function Check . . . . . . . . . . ...635
Wiring Diagram . . . . . . . . . . . . . . 636
Diagnostic Procedure . . . . . . . . . . . ..637
CONTENTS
(Cont’d)
EC-6
DTC P1800 VIAS CONTROL SOLENOID VALVE . .639
Component Description . . . . . . . . . . ...639
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 639
On Board Diagnosis Logic. . . . . . . . . ...639
DTC Confirmation Procedure . . . . . . . . ..639
Wiring Diagram . . . . . . . . . . . . . . 641
Diagnostic Procedure . . . . . . . . . . . ..642
DTC P1805 BRAKE SWITCH . . . . . . . . . .644
Description . . . . . . . . . . . . . . . ...644
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 644
On Board Diagnosis Logic. . . . . . . . . ...644
DTC Confirmation Procedure . . . . . . . . ..644
Wiring Diagram . . . . . . . . . . . . . . 645
Diagnostic Procedure . . . . . . . . . . . ..646
Component Inspection. . . . . . . . . . . .649
DTC P2122, P2123 APP SENSOR . . . . . . . .650
Component Description . . . . . . . . . . ...650
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 650
On Board Diagnosis Logic. . . . . . . . . ...650
DTC Confirmation Procedure . . . . . . . . ..651
Wiring Diagram . . . . . . . . . . . . . . 652
Diagnostic Procedure . . . . . . . . . . . ..653
Component Inspection. . . . . . . . . . . .656
DTC P2127, P2128 APP SENSOR . . . . . . . .657
Component Description . . . . . . . . . . ...657
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 657
On Board Diagnosis Logic. . . . . . . . . ...657
DTC Confirmation Procedure . . . . . . . . ..658
Wiring Diagram . . . . . . . . . . . . . . 659
Diagnostic Procedure . . . . . . . . . . . ..660
Component Inspection. . . . . . . . . . . .662
DTC P2135 TP SENSOR . . . . . . . . . . . 664
Component Description . . . . . . . . . . ...664
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 664
On Board Diagnosis Logic. . . . . . . . . ...664
DTC Confirmation Procedure . . . . . . . . ..665
Wiring Diagram . . . . . . . . . . . . . . 666
Diagnostic Procedure . . . . . . . . . . . ..667
Component Inspection. . . . . . . . . . . .669
DTC P2138 APP SENSOR. . . . . . . . . . ..670
Component Description . . . . . . . . . . ...670
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 670
On Board Diagnosis Logic. . . . . . . . . ...670
DTC Confirmation Procedure . . . . . . . . ..671
Wiring Diagram . . . . . . . . . . . . . . 672
Diagnostic Procedure . . . . . . . . . . . ..673
Component Inspection. . . . . . . . . . . .675
VARIABLE INDUCTION AIR CONTROL SYSTEM
(VIAS). . . . . . . . . . . . . . . . . . ...677
Description . . . . . . . . . . . . . . . ...677
Wiring Diagram . . . . . . . . . . . . . . 679
Diagnostic Procedure . . . . . . . . . . . ..680
IGNITION SIGNAL. . . . . . . . . . . . . ...685
Component Description . . . . . . . . . . ...685
Wiring Diagram . . . . . . . . . . . . . . 686
Diagnostic Procedure . . . . . . . . . . . ..689
INJECTOR . . . . . . . . . . . . . . . . ...696
Component Description . . . . . . . . . . ...696
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 696
Wiring Diagram . . . . . . . . . . . . . . 697
Diagnostic Procedure . . . . . . . . . . . ..698
START SIGNAL. . . . . . . . . . . . . . ...702
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 702
Wiring Diagram . . . . . . . . . . . . . . 703
Diagnostic Procedure . . . . . . . . . . . ..704
FUEL PUMP. . . . . . . . . . . . . . . . .706
System Description. . . . . . . . . . . . ..706
Component Description . . . . . . . . . . ...706
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 706
Wiring Diagram . . . . . . . . . . . . . . 707
Diagnostic Procedure . . . . . . . . . . . ..708
ELECTRONIC CONTROLLED ENGINE MOUNT. ...713
System Description. . . . . . . . . . . . ..713
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 713
Wiring Diagram . . . . . . . . . . . . . . 714
Diagnostic Procedure . . . . . . . . . . . ..715
REFRIGERANT PRESSURE SENSOR . . . . . ..717
Description . . . . . . . . . . . . . . . ...717
Wiring Diagram . . . . . . . . . . . . . . 718
Diagnostic Procedure . . . . . . . . . . . ..719
ASCD BRAKE SWITCH . . . . . . . . . . . ..722
Component Description . . . . . . . . . . ...722
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 722
Wiring Diagram . . . . . . . . . . . . . . 723
Diagnostic Procedure . . . . . . . . . . . ..725
ASCD INDICATOR LAMP. . . . . . . . . . ...730
Component Description . . . . . . . . . . ...730
CONSULT-II Reference Value in Data Monitor
Mode . . . . . . . . . . . . . . . . . . 730
Wiring Diagram . . . . . . . . . . . . . . 731
Diagnostic Procedure . . . . . . . . . . . ..732
ELECTRICAL LOAD SIGNAL. . . . . . . . . .733
Wiring Diagram . . . . . . . . . . . . . . 733
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CONTENTS
(Cont’d)
EC-7
Diagnostic Procedure . . . . . . . . . . . ..735
DATA LINK CONNECTORS . . . . . . . . . ...738
Wiring Diagram . . . . . . . . . . . . . . 738
SERVICE DATA AND SPECIFICATIONS (SDS) . ...739
Fuel Pressure Regulator. . . . . . . . . . ..739
Idle Speed and Ignition Timing. . . . . . . . 739
Mass Air Flow Sensor. . . . . . . . . . . ..739
Engine Coolant Temperature Sensor . . . . . ..739
Heated Oxygen Sensor 1 Heater . . . . . . . 739
Fuel Pump . . . . . . . . . . . . . . . ...739
Injector . . . . . . . . . . . . . . . . . .739
Calculated Load Value. . . . . . . . . . . .739
Intake Air Temperature Sensor. . . . . . . . 739
Heated Oxygen Sensor 2 Heater . . . . . . . 739
Fuel Tank Temperature Sensor . . . . . . . ...740
Throttle Control Motor. . . . . . . . . . . ..740
Crankshaft Position Sensor (POS). . . . . . ..740
Camshaft Position Sensor (PHASE) . . . . . ...740
CONTENTS
(Cont’d)
EC-8
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