diagram INFINITI QX56 2011 Factory Service Manual

DAS-9
C
DE
F
G H
I
J
K L
M B
DAS
N
P A
DTC Index ...........................................................
..
445
SIDE RADAR RH .............................................446
Reference Value ................................................. ..446
Fail-safe ................................................................446
DTC Inspection Priority Chart ...............................447
DTC Index .............................................................447
WIRING DIAGRAM ....................................448
DRIVER ASSISTANCE SYSTEMS ................ ..448
Wiring Diagram ................................................... ..448
BASIC INSPECTION .................................463
DIAGNOSIS AND REPAIR WORK FLOW .... ..463
Work Flow ........................................................... ..463
PRE-INSPECTION FOR DIAGNOSIS ..............466
Inspection Procedure .......................................... ..466
ADDITIONAL SERVICE WHEN REPLACING
SIDE RADAR .................................................. ..
467
Description .......................................................... ..467
Work Procedure ....................................................467
ACTION TEST ..................................................468
Description .......................................................... ..468
Work Procedure ....................................................468
DTC/CIRCUIT DIAGNOSIS .......................470
C1A00 CONTROL UNIT ................................. ..470
DTC Logic ........................................................... ..470
Diagnosis Procedure .............................................470
C1A01 POWER SUPPLY CIRCUIT 1, C1A02
POWER SUPPLY CIRCUIT 2 ..........................
471
DTC Logic ........................................................... ..471
Diagnosis Procedure .............................................471
C1A03 VEHICLE SPEED SENSOR .................472
DTC Logic ........................................................... ..472
Diagnosis Procedure .............................................472
C1A15 GEAR POSITION .................................473
Description .......................................................... ..473
DTC Logic .............................................................473
Diagnosis Procedure .............................................473
C1A24 NP RANGE ...........................................475
DTC Logic ........................................................... ..475
Diagnosis Procedure .............................................475
C1A39 STEERING ANGLE SENSOR ..............477
DTC Logic ........................................................... ..477
Diagnosis Procedure .............................................477
C1B50 SIDE RADAR MALFUNCTION ............478
DTC LOGIC ......................................................... ..478
Diagnosis Procedure .............................................478
C1B51 BSW/BSI INDICATOR SHORT CIR-
CUIT ................................................................
479
DTC Logic ............................................................ ..479
Diagnosis Procedure .............................................479
C1B52 BSW/BSI INDICATOR OPEN CIR-
CUIT ................................................................
480
DTC Logic ..............................................................480
Diagnosis Procedure .............................................480
C1B53 SIDE RADAR RIGHT MALFUNCTION .482
DTC Logic ............................................................ ..482
Diagnosis Procedure .............................................482
C1B54 SIDE RADAR LEFT MALFUNCTION .483
DTC Logic ..............................................................483
Diagnosis Procedure .............................................483
C1B55 RADAR BLOCKAGE ..........................484
DTC Logic ..............................................................484
Diagnosis Procedure .............................................484
U1000 CAN COMM CIRCUIT .........................485
SIDE RADAR LH ................................................... ..485
SIDE RADAR LH : Description ..............................485
SIDE RADAR LH : DTC Logic ...............................485
SIDE RADAR LH : Diagnosis Procedure ...............485
SIDE RADAR RH ................................................... ..485
SIDE RADAR RH : Description .............................485
SIDE RADAR RH : DTC Logic ..............................486
SIDE RADAR RH : Diagnosis Procedure ..............486
ADAS CONTROL UNIT ......................................... ..486
ADAS CONTROL UNIT : Description ....................486
ADAS CONTROL UNIT : DTC Logic .....................486
ADAS CONTROL UNIT : Diagnosis Procedure ....486
U1010 CONTROL UNIT (CAN) .......................488
SIDE RADAR LH ................................................... ..488
SIDE RADAR LH : Description ..............................488
SIDE RADAR LH : DTC Logic ...............................488
SIDE RADAR LH : Diagnosis Procedure ...............488
SIDE RADAR RH ................................................... ..488
SIDE RADAR RH : Description .............................488
SIDE RADAR RH : DTC Logic ..............................488
SIDE RADAR RH : Diagnosis Procedure ..............488
ADAS CONTROL UNIT ......................................... ..488
ADAS CONTROL UNIT : Description ....................488
ADAS CONTROL UNIT : DTC Logic .....................489
ADAS CONTROL UNIT : Diagnosis Procedure ....489
U0104 ADAS CAN 1 .......................................490
DTC Logic ............................................................ ..490
Diagnosis Procedure .............................................490
U0121 VDC CAN 2 ..........................................491
DTC Logic ............................................................ ..491
Revision: 2010 May2011 QX56

DAS-14
< SYSTEM DESCRIPTION >[ADAS CONTROL UNIT]
SYSTEM
SYSTEM
System DescriptionINFOID:0000000006223472
SYSTEM DIAGRAM
ADAS CONTROL UNIT INPU
T/OUTPUT SIGNAL ITEM
Input Signal Item
JSOIA0373GB
Revision: 2010 May2011 QX56

DAS-20
< SYSTEM DESCRIPTION >[ADAS CONTROL UNIT]
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
DIAGNOSIS SYSTEM (ADAS CONTROL UNIT)
On Board Diagn
osis FunctionINFOID:0000000006223474
DESCRIPTION
The DTC is displayed on the information disp lay by operating the ICC steering switch.
On Board Self-diagnosis System Diagram
METHOD OF STARTING
CAUTION:
Start condition of on board self-diagnosis
• ICC system OFF
 DCA system OFF
 Vehicle speed 0 km/h (0 MPH)
1. Turn the ignition switch OFF.
2. Start the engine.
3. Wait for 5 seconds after starting the engine. Push up the RESUME/ACCELERATE switch 5 times and push down the
SET/COAST switch 5 times within 10 seconds.
NOTE:
If the above operation cannot be performed within 10 seconds
after waiting for 5 seconds after starting the engine, repeat the
procedure from step 1.
4. The DTC is displayed on the set vehicle speed indicator (1) on the ICC system display on the information display when the on board self-diagnosis starts. Refer to DAS-38, "
DTC Index".
NOTE:
JSOIA0271GB
PKIB8371E
JSOIA0008GB
Revision: 2010 May2011 QX56

DAS-42
< WIRING DIAGRAM >[ADAS CONTROL UNIT]
DRIVER ASSISTANCE SYSTEMS
WIRING DIAGRAM
DRIVER ASSISTANCE SYSTEMS
Wiring DiagramINFOID:0000000006223480
JCOWM0352GB
Revision: 2010 May2011 QX56

DAS
DRIVER ASSISTANCE SYSTEMSDAS-43
< WIRING DIAGRAM > [ADAS CONTROL UNIT]
C
D
E
F
G H
I
J
K L
M B
N P A
JCOWM0353GB
Revision: 2010 May2011 QX56

DAS-44
< WIRING DIAGRAM >[ADAS CONTROL UNIT]
DRIVER ASSISTANCE SYSTEMS
JCOWM0354GB
Revision: 2010 May2011 QX56

DAS
DRIVER ASSISTANCE SYSTEMSDAS-45
< WIRING DIAGRAM > [ADAS CONTROL UNIT]
C
D
E
F
G H
I
J
K L
M B
N P A
JCOWM0355GB
Revision: 2010 May2011 QX56

DAS-46
< WIRING DIAGRAM >[ADAS CONTROL UNIT]
DRIVER ASSISTANCE SYSTEMS
JCOWM0356GB
Revision: 2010 May2011 QX56

DAS
DRIVER ASSISTANCE SYSTEMSDAS-47
< WIRING DIAGRAM > [ADAS CONTROL UNIT]
C
D
E
F
G H
I
J
K L
M B
N P A
JCOWM0357GB
Revision: 2010 May2011 QX56

DAS-48
< WIRING DIAGRAM >[ADAS CONTROL UNIT]
DRIVER ASSISTANCE SYSTEMS
JCOWM0358GB
Revision: 2010 May2011 QX56