2006 INFINITI QX56 Factory Service Manual

brake pads wiring buttons dead battery open trunk mileage headlights

Page 1217 of 3383

INFINITI QX56 2006 Factory Service Manual EC-6Revision: November 20092006 QX56
Wiring Diagram ....................................................
.504
Diagnostic Procedure .......................................... .505
Component Inspectio

EC-6Revision: November 20092006 QX56
Wiring Diagram ....................................................
.504
Diagnostic Procedure .......................................... .505
Component Inspection ......................................... .509
DTC P1572 ASCD BRAKE SWITCH ..................... .511
Component Description ....................................... .511
CONSULT-II Reference Value in Data Monitor Mode .511
On Board Diagnosis Logic ................................... .511
DTC confirmation Procedure ............................... .512
Wiring Diagram .................................................... .513
Diagnostic Procedure .......................................... .514
Component Inspection ......................................... .518
DTC P1574 ICC VEHICLE SPEED SENSOR ........ .519
Component Description ....................................... .519
On Board Diagnosis Logic ................................... .519
DTC Confirmation Procedure .............................. .519
Diagnostic Procedure .......................................... .520
DTC P1574 ASCD VEHICLE SPEED SENSOR .... .521
Component Description ....................................... .521
On Board Diagnosis Logic ................................... .521
DTC Confirmation Procedure .............................. .521
Diagnostic Procedure .......................................... .522
DTC P1805 BRAKE SWITCH ................................ .523
Description ........................................................... .523
CONSULT-II Reference Value in Data Monitor Mode .523
On Board Diagnosis Logic ................................... .523
DTC Confirmation Procedure .............................. .523
Wiring Diagram .................................................... .524
Diagnostic Procedure .......................................... .525
Component Inspection ......................................... .527
DTC P2100, P2103 THROTTLE CONTROL MOTOR
RELAY .................................................................... .528
Component Description ....................................... .528
CONSULT-II Reference Value in Data Monitor Mode .528
On Board Diagnosis Logic ................................... .528
DTC Confirmation Procedure .............................. .528
Wiring Diagram .................................................... .530
Diagnostic Procedure .......................................... .531
DTC P2101 ELECTRIC THROTTLE CONTROL
FUNCTION ............................................................. .534
Description ........................................................... .534
On Board Diagnosis Logic ................................... .534
DTC Confirmation Procedure .............................. .534
Wiring Diagram .................................................... .535
Diagnostic Procedure .......................................... .536
Component Inspection ......................................... .539
Removal and Installation ..................................... .539
DTC P2118 THROTTLE CONTROL MOTOR ........ .540
Component Description ....................................... .540
On Board Diagnosis Logic ................................... .540
DTC Confirmation Procedure .............................. .540
Wiring Diagram .................................................... .541
Diagnostic Procedure .......................................... .542
Component Inspection ......................................... .543
Removal and Installation ..................................... .544
DTC P2119 ELECTRIC THROTTLE CONTROL
ACTUATOR ............................................................ .545Component Description .......................................
.545
On Board Diagnosis Logic ................................... .545
DTC Confirmation Procedure ............................... .545
Diagnostic Procedure ........................................... .546
DTC P2122, P2123 APP SENSOR ........................ .547
Component Description ....................................... .547
CONSULT-II Reference Value in Data Monitor Mode .547
On Board Diagnosis Logic ................................... .547
DTC Confirmation Procedure ............................... .548
Wiring Diagram .................................................... .549
Diagnostic Procedure ........................................... .550
Component Inspection ......................................... .552
Removal and Installation ...................................... .552
DTC P2127, P2128 APP SENSOR ........................ .553
Component Description ....................................... .553
CONSULT-II Reference Value in Data Monitor Mode .553
On Board Diagnosis Logic ................................... .553
DTC Confirmation Procedure ............................... .554
Wiring Diagram .................................................... .555
Diagnostic Procedure ........................................... .556
Component Inspection ......................................... .559
Removal and Installation ...................................... .559
DTC P2135 TP SENSOR ....................................... .560
Component Description ....................................... .560
CONSULT-II Reference Value in Data Monitor Mode .560
On Board Diagnosis Logic ................................... .560
DTC Confirmation Procedure ............................... .561
Wiring Diagram .................................................... .562
Diagnostic Procedure ........................................... .563
Component Inspection ......................................... .566
Removal and Installation ...................................... .566
DTC P2138 APP SENSOR ..................................... .567
Component Description ....................................... .567
CONSULT-II Reference Value in Data Monitor Mode .567
On Board Diagnosis Logic ................................... .567
DTC Confirmation Procedure ............................... .568
Wiring Diagram .................................................... .569
Diagnostic Procedure ........................................... .570
Component Inspection ......................................... .574
Removal and Installation ...................................... .574
DTC P2A00, P2A03 A/F SENSOR 1 ...................... .575
Component Description ....................................... .575
CONSULT-II Reference Value in Data Monitor Mode .575
On Board Diagnosis Logic ................................... .575
DTC Confirmation Procedure ............................... .575
Wiring Diagram .................................................... .577
Diagnostic Procedure ........................................... .580
Removal and Installation ...................................... .585
ASCD BRAKE SWITCH ......................................... .586
Component Description ....................................... .586
CONSULT-II Reference Value in Data Monitor Mode .586
Wiring Diagram .................................................... .587

Page 1218 of 3383

INFINITI QX56 2006 Factory Service Manual EC-7
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Revision: November 2009 2006 QX56
Diagnostic Procedure ..........................................
. 588
Component Inspection ........................................ .

EC-7
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Revision: November 2009 2006 QX56
Diagnostic Procedure ..........................................
. 588
Component Inspection ........................................ . 592
ASCD INDICATOR ................................................ . 593
Component Description ....................................... . 593
CONSULT-II Reference Value in Data Monitor Mode . 593
Wiring Diagram ................................................... . 594
Diagnostic Procedure .......................................... . 595
ELECTRICAL LOAD SIGNAL ............................... . 596
Description .......................................................... . 596
CONSULT-II Reference Value in Data Monitor Mode . 596
Diagnostic Procedure .......................................... . 596
FUEL INJECTOR ................................................... . 598
Component Description ....................................... . 598
CONSULT-II Reference Value in Data Monitor Mode . 598
Wiring Diagram ................................................... . 599
Diagnostic Procedure .......................................... . 600
Component Inspection ........................................ . 603
Removal and Installation ..................................... . 603
FUEL PUMP .......................................................... . 604
Description .......................................................... . 604
CONSULT-II Reference Value in Data Monitor Mode . 604
Wiring Diagram ................................................... . 605
Diagnostic Procedure .......................................... . 606
Component Inspection ........................................ . 609
Removal and Installation ..................................... . 609
ICC BRAKE SWITCH ............................................ . 610
Component Description ....................................... . 610
CONSULT-II Reference Value in Data Monitor Mode .610
Wiring Diagram .................................................... .611
Diagnostic Procedure .......................................... .612
Component Inspection ......................................... .617
IGNITION SIGNAL ................................................. .618
Component Description ....................................... .618
Wiring Diagram .................................................... .619
Diagnostic Procedure .......................................... .624
Component Inspection ......................................... .628
Removal and Installation ..................................... .629
REFRIGERANT PRESSURE SENSOR ................. .630
Component Description ....................................... .630
Wiring Diagram .................................................... .631
Diagnostic Procedure .......................................... .632
Removal and Installation ..................................... .634
MIL AND DATA LINK CONNECTOR ..................... .635
Wiring Diagram .................................................... .635
SERVICE DATA AND SPECIFICATIONS (SDS) ... .637
Fuel Pressure ...................................................... .637
Idle Speed and Ignition Timing ............................ .637
Calculated Load Value ......................................... .637
Mass Air Flow Sensor .......................................... .637
Intake Air Temperature Sensor ............................ .637
Engine Coolant Temperature Sensor .................. .637
A/F Sensor 1 Heater ............................................ .637
Heated Oxygen sensor 2 Heater ......................... .637
Crankshaft Position Sensor (POS) ...................... .637
Camshaft Position Sensor (PHASE) ................... .637
Throttle Control Motor .......................................... .637
Fuel Injector ......................................................... .638
Fuel Pump ........................................................... .638

Page 1219 of 3383

INFINITI QX56 2006 Factory Service Manual EC-8Revision: November 2009
INDEX FOR DTC
2006 QX56
INDEX FOR DTCPFP:00024
DTC No. IndexUBS00KYY
NOTE:
If DTC U1000 or U1001 is displayed with other DTC, first perform the trouble diagnosis for DTC
U

Page 1220 of 3383

INFINITI QX56 2006 Factory Service Manual INDEX FOR DTCEC-9
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Revision: November 2009 2006 QX56P01530153 A/F SENSOR1 (B2) EC-241
P01570157 HO2S2 (B2) EC-253
P01580158 HO2S2 (B2) EC-264
P01590159 HO2S2 (B2) EC-277
P0171

Page 1221 of 3383

INFINITI QX56 2006 Factory Service Manual EC-10Revision: November 2009
INDEX FOR DTC
2006 QX56
P04600460 FUEL LEV SEN SLOSH EC-436
P04610461 FUEL LEVEL SENSOR EC-438
P04620462 FUEL LEVL SEN/CIRC EC-440
P04630463 FUEL LEVL SEN/CIRC EC-440
P050

Page 1222 of 3383

INFINITI QX56 2006 Factory Service Manual INDEX FOR DTCEC-11
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Revision: November 2009 2006 QX56
*1: 1st trip DTC No. is the same as DTC No.
*2: This number is prescribed by SAE J2012.
*3: In Diagnostic Test Mode II (S

Page 1223 of 3383

INFINITI QX56 2006 Factory Service Manual EC-12Revision: November 2009
INDEX FOR DTC
2006 QX56
Alphabetical IndexUBS00KYZ
NOTE:
If DTC U1000 or U1001 is displayed with other DTC, first perform the trouble diagnosis for DTC
U1000, U1001. Refe

Page 1224 of 3383

INFINITI QX56 2006 Factory Service Manual INDEX FOR DTCEC-13
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Revision: November 2009 2006 QX56CTP LEARNINGP12251225 EC-483
CTP LEARNING P12261226 EC-485
CYL 1 MISFIRE P03010301 EC-327
CYL 2 MISFIRE P03020302 EC-327
C

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