Infiniti QX56 (Z62). Manual — part 241
DAS-1
CRUISE CONTROL & DRIVER ASSISTANCE
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DAS
SECTION
DAS
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CONTENTS
DRIVER ASSISTANCE SYSTEM
ADAS CONTROL UNIT
PRECAUTION . . . . . . . . . . . ..
PRECAUTIONS . . . . . . . . . . . . ..
Precautions For Harness Repair . . . . . . . .
SYSTEM DESCRIPTION . . . . . . . .
COMPONENT PARTS . . . . . . . . . ...
Component Parts Location . . . . . . . . . ..
Component Description . . . . . . . . . . ...
SYSTEM . . . . . . . . . . . . . . . .
System Description . . . . . . . . . . . . .
Fail-safe . . . . . . . . . . . . . . . . ..
DIAGNOSIS SYSTEM (ADAS CONTROL
UNIT) . . . . . . . . . . . . . . . . ..
On Board Diagnosis Function . . . . . . . . .
CONSULT-III Function (ICC/ADAS) . . . . . .
ECU DIAGNOSIS INFORMATION . . . ..
ADAS CONTROL UNIT . . . . . . . . . ..
Reference Value . . . . . . . . . . . . . .
Fail-safe . . . . . . . . . . . . . . . . ..
DTC Inspection Priority Chart . . . . . . . . .
DTC Index . . . . . . . . . . . . . . . ...
WIRING DIAGRAM . . . . . . . . . ..
DRIVER ASSISTANCE SYSTEMS . . . . .
Wiring Diagram . . . . . . . . . . . . . ...
DTC/CIRCUIT DIAGNOSIS . . . . . . .
C1A00 CONTROL UNIT . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ...
Diagnosis Procedure . . . . . . . . . . . ...
C1A01 POWER SUPPLY CIRCUIT 1, C1A02
POWER SUPPLY CIRCUIT 2 . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . ...
U1000 CAN COMM CIRCUIT . . . . . . ...
Description . . . . . . . . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . ...
U1010 CONTROL UNIT (CAN) . . . . . . .
Description . . . . . . . . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . ...
U150F AV CAN 3 . . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . ...
POWER SUPPLY AND GROUND CIRCUIT .
Diagnosis Procedure . . . . . . . . . . . ...
REMOVAL AND INSTALLATION . . . ...
ADAS CONTROL UNIT . . . . . . . . .
Removal and Installation . . . . . . . . . . .
DCA
PRECAUTION . . . . . . . . . . . ..
PRECAUTIONS . . . . . . . . . . . . .
Precautions For Harness Repair . . . . . . . .
DCA System Service . . . . . . . . . . . ...
SYSTEM DESCRIPTION . . . . . . . .
COMPONENT PARTS . . . . . . . . . ..
Component Parts Location . . . . . . . . . ..
Component Description . . . . . . . . . . ...
SYSTEM . . . . . . . . . . . . . . .
DAS-2
Fail-safe (ADAS Control Unit) . . . . . . . . .
Fail-safe (ICC Sensor) . . . . . . . . . . ....
OPERATION . . . . . . . . . . . . . ..
Switch Name and Function . . . . . . . . . .
Menu Displayed by Pressing Each Switch . . . .
HANDLING PRECAUTION . . . . . . . .
Precautions for Distance Control Assist . . . . .
DIAGNOSIS SYSTEM (ADAS CONTROL
UNIT) . . . . . . . . . . . . . . . . ..
On Board Diagnosis Function . . . . . . . . .
CONSULT-III Function (ICC/ADAS) . . . . . ...
DIAGNOSIS SYSTEM (ICC SENSOR) . . . ..
CONSULT-III Function (LASER) . . . . . . ....
DIAGNOSIS SYSTEM (ACCELERATOR
PEDAL ACTUATOR) . . . . . . . . . . .
CONSULT-III Function (ACCELERATOR PEDAL
ACT) . . . . . . . . . . . . . . . . . ...
ECU DIAGNOSIS INFORMATION . . . ..
ADAS CONTROL UNIT . . . . . . . . . .
Reference Value . . . . . . . . . . . . . .
Fail-safe . . . . . . . . . . . . . . . . ..
DTC Inspection Priority Chart . . . . . . . . .
DTC Index . . . . . . . . . . . . . . . .
ICC SENSOR . . . . . . . . . . . . ...
Reference Value . . . . . . . . . . . . .
Fail-safe . . . . . . . . . . . . . . . . .
DTC Inspection Priority Chart . . . . . . . .
DTC Index . . . . . . . . . . . . . . . .
ACCELERATOR PEDAL ACTUATOR . . ...
Reference Value . . . . . . . . . . . . .
DTC Inspection Priority Chart . . . . . . . .
DTC Index . . . . . . . . . . . . . . . .
WIRING DIAGRAM . . . . . . . . .
DRIVER ASSISTANCE SYSTEMS . . . . .
Wiring Diagram . . . . . . . . . . . . . ..
BASIC INSPECTION . . . . . . . . ..
DIAGNOSIS AND REPAIR WORK FLOW . ..
Work Flow . . . . . . . . . . . . . . . ..
ADDITIONAL SERVICE WHEN REPLACING
ICC SENSOR . . . . . . . . . . . . ...
Description . . . . . . . . . . . . . . . .
Work Procedure . . . . . . . . . . . . . .
ADDITIONAL SERVICE WHEN REPLACING
ACCELERATOR PEDAL ASSEMBLY . . .
Description . . . . . . . . . . . . . . . .
Work Procedure . . . . . . . . . . . . . .
ACTION TEST . . . . . . . . . . . . ..
Description . . . . . . . . . . . . . . .
Work Procedure . . . . . . . . . . . . .
DTC/CIRCUIT DIAGNOSIS . . . . . ...
C1A00 CONTROL UNIT . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A01 POWER SUPPLY CIRCUIT 1, C1A02
POWER SUPPLY CIRCUIT 2 . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A03 VEHICLE SPEED SENSOR . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A04 ABS/TCS/VDC SYSTEM . . . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A05 BRAKE SW/STOP LAMP SW . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection (ICC Brake Switch) . . ..
Component Inspection (Stop Lamp Switch) . . ..
C1A06 OPERATION SW . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
C1A12 LASER BEAM OFF CENTER . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A13 STOP LAMP RELAY . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
Component Inspection . . . . . . . . . . ..
C1A14 ECM . . . . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A15 GEAR POSITION . . . . . . . . .
Description . . . . . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A16 RADAR STAIN . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A17 ICC SENSOR . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A18 LASER AIMING INCMP . . . . . ...
DAS-3
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Diagnosis Procedure . . . . . . . . . . . .
C1A21 UNIT HIGH TEMP . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A24 NP RANGE . . . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A26 ECD MODE MALFUNCTION . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A27 ECD POWER SUPPLY CIRCUIT . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A2A ICC SENSOR POWER SUPPLY CIR-
CUIT . . . . . . . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A33 CAN TRANSMISSION ERROR . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A34 COMMAND ERROR . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A35 ACCELERATOR PEDAL ACTUATOR
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A36 ACCELERATOR PEDAL ACTUATOR
CAN COMM . . . . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A37 ACCELERATOR PEDAL ACTUATOR
CAN 2 . . . . . . . . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A38 ACCELERATOR PEDAL ACTUATOR
CAN 1 . . . . . . . . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1A39 STEERING ANGLE SENSOR . . . ..
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
C1F01 ACCELERATOR PEDAL ACTUATOR
ADAS CONTROL UNIT . . . . . . . . . . ...
ADAS CONTROL UNIT : DTC Logic . . . . .
ADAS CONTROL UNIT : Diagnosis Procedure .
ACCELERATOR PEDAL ACTUATOR . . . . ...
ACCELERATOR PEDAL ACTUATOR : DTC Log-
ic . . . . . . . . . . . . . . . . . . .
ACCELERATOR PEDAL ACTUATOR : Diagnosis
Procedure . . . . . . . . . . . . . . . ..
C1F02 ACCELERATOR PEDAL ACTUATOR .
ADAS CONTROL UNIT . . . . . . . . . . ...
ADAS CONTROL UNIT : DTC Logic . . . . . .
ADAS CONTROL UNIT : Diagnosis Procedure .
ACCELERATOR PEDAL ACTUATOR . . . . .
ACCELERATOR PEDAL ACTUATOR : DTC Log-
ic . . . . . . . . . . . . . . . . . . .
ACCELERATOR PEDAL ACTUATOR : Diagnosis
Procedure . . . . . . . . . . . . . . . ..
C1F03 ACCELERATOR PEDAL ACTUATOR .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
C1F05 ACCELERATOR PEDAL ACTUATOR
POWER SUPPLY CIRCUIT . . . . . . .
ADAS CONTROL UNIT . . . . . . . . . . ...
ADAS CONTROL UNIT : DTC Logic . . . . . .
ADAS CONTROL UNIT : Diagnosis Procedure .
ACCELERATOR PEDAL ACTUATOR . . . . .
ACCELERATOR PEDAL ACTUATOR : DTC Log-
ic . . . . . . . . . . . . . . . . . . .
ACCELERATOR PEDAL ACTUATOR : Diagnosis
Procedure . . . . . . . . . . . . . . . ..
C1F06 CAN CIRCUIT2 . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
C1F07 CAN CIRCUIT1 . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U0121 VDC CAN 2 . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U0126 STRG SEN CAN 1 . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U0235 ICC SENSOR CAN 1 . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U0401 ECM CAN 1 . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U0402 TCM CAN 1 . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
DAS-4
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U0428 STRG SEN CAN 2 . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U1000 CAN COMM CIRCUIT . . . . . . ..
ADAS CONTROL UNIT . . . . . . . . . . ...
ADAS CONTROL UNIT : Description . . . . .
ADAS CONTROL UNIT : DTC Logic . . . . . .
ADAS CONTROL UNIT : Diagnosis Procedure . .
ACCELERATOR PEDAL ACTUATOR . . . . .
ACCELERATOR PEDAL ACTUATOR : Descrip-
tion . . . . . . . . . . . . . . . . . . .
ACCELERATOR PEDAL ACTUATOR : DTC Log-
ic . . . . . . . . . . . . . . . . . . .
ACCELERATOR PEDAL ACTUATOR : Diagnosis
Procedure . . . . . . . . . . . . . . . ..
U1010 CONTROL UNIT (CAN) . . . . . ...
ADAS CONTROL UNIT . . . . . . . . . . ...
ADAS CONTROL UNIT : Description . . . . .
ADAS CONTROL UNIT : DTC Logic . . . . . .
ADAS CONTROL UNIT : Diagnosis Procedure . .
ACCELERATOR PEDAL ACTUATOR . . . . .
ACCELERATOR PEDAL ACTUATOR : Descrip-
tion . . . . . . . . . . . . . . . . . . .
ACCELERATOR PEDAL ACTUATOR : DTC Log-
ic . . . . . . . . . . . . . . . . . . .
ACCELERATOR PEDAL ACTUATOR : Diagnosis
Procedure . . . . . . . . . . . . . . . ..
U150B ECM CAN 3 . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U150C VDC CAN 3 . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U150D TCM CAN 3 . . . . . . . . . . ..
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U150E BCM CAN 3 . . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U1502 ICC SENSOR CAN COMM CIRC . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U1513 METER CAN 3 . . . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U1514 STRG SEN CAN 3 . . . . . . . .
DTC Logic . . . . . . . . . . . . . . . ..
Diagnosis Procedure . . . . . . . . . . . .
U1515 ICC SENSOR CAN 3 . . . . . . .
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
U1517 ACCELERATOR PEDAL ACTUATOR
CAN 3 . . . . . . . . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
U1520 4WD CAN 3 . . . . . . . . . . ...
DTC Logic . . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
POWER SUPPLY AND GROUND CIRCUIT .
ADAS CONTROL UNIT . . . . . . . . . . ...
ADAS CONTROL UNIT : Diagnosis Procedure .
ACCELERATOR PEDAL ACTUATOR . . . . ...
ACCELERATOR PEDAL ACTUATOR : Diagnosis
Procedure . . . . . . . . . . . . . . . .
SYMPTOM DIAGNOSIS . . . . . . ...
DISTANCE CONTROL ASSIST SYSTEM
SYMPTOMS . . . . . . . . . . . . . ..
Symptom Table . . . . . . . . . . . . . .
SWITCH DOES NOT TURN ON / SWITCH
DOES NOT TURN OFF . . . . . . . . .
Description . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
DCA SYSTEM SETTINGS CANNOT BE
TURNED ON/OFF ON THE NAVIGATION
SCREEN . . . . . . . . . . . . . . ...
Description . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
DCA SYSTEM NOT ACTIVATED (SWITCH IS
ON) . . . . . . . . . . . . . . . . .
Description . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
CHIME DOES NOT SOUND . . . . . . . .
Description . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
NO FORCE GENERATED FOR PUTTING
BACK THE ACCELERATOR PEDAL . . . ..
Description . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
FREQUENTLY CANNOT DETECT THE VEHI-
CLE AHEAD / DETECTION ZONE IS SHORT ..
Description . . . . . . . . . . . . . . .
Diagnosis Procedure . . . . . . . . . . . .
THE SYSTEM DOES NOT DETECT THE VE-
HICLE AHEAD AT ALL . . . . . . . . .
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