2011 INFINITI QX56 check engine

CCS-142
< DTC/CIRCUIT DIAGNOSIS >[ICC]
U0415 VDC CAN 1
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the MAIN switch of ICC system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U0415” is detected as the current malfunction in “Self Diagnostic Result” of “LASER”.
Is
“U0415” detected as the current malfunction?
YES >> Refer to CCS-142, "ICC SENSOR : Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
ICC SENSOR : Diagnosis ProcedureINFOID:0000000006224401
1.CHECK ICC SENSOR SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U0415” in “Self Diagnostic Result” of “LASER”.
Is
“U1000” detected?
YES >> Perform the CAN communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to CCS-145, "
ICC SENSOR : DTC Logic".
NO >> GO TO 2.
2.CHECK ADAS CONTROL UNIT SE LF-DIAGNOSIS RESULTS
Check if any DTC is detected in “S elf Diagnostic Result” of “ICC/ADAS”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
CCS-50, "
DTC Index".
NO >> Replace the ICC sensor. Refer to CCS-176, "
Exploded View".
Revision: 2010 May2011 QX56

CCS
U0428 STRG SEN CAN 2CCS-143
< DTC/CIRCUIT DIAGNOSIS > [ICC]
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U0428 STRG SEN CAN 2
ADAS CONTROL UNIT
ADAS CONTROL UNIT : DTC LogicINFOID:0000000006224402
DTC DETECTION LOGIC
NOTE:
If DTC “U0428” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to CCS-145,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the MAIN switch of ICC system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U0428” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U0428” detected as the current malfunction?
YES >> Refer to CCS-143, "ADAS CONTROL UNIT : Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
ADAS CONTROL UNIT : Diagnosis ProcedureINFOID:0000000006224403
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U0428” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” detected?
YES >> Perform the CAN communicati on system inspection. Repair or replace the malfunctioning parts.
Refer to CCS-145, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ABS ACTUATOR AND ELECTRIC UNIT (C ONTROL UNIT) SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
BRC-51, "
DTC Index".
NO >> Replace the ADAS control unit. Refer to DAS-63, "
Removal and Installation".
ICC SENSOR
ICC SENSOR : DTC LogicINFOID:0000000006224404
DTC DETECTION LOGIC
NOTE:
If DTC “U0428” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to CCS-145, "
ICC
SENSOR : DTC Logic".
DTC
(On board dis- play) Trouble diagnosis name DTC detecting condition Possible causes
U0428 (131) STRG SEN CAN CIR2 If ADAS control unit detects an error signal
that is received from steering angle sensor via
CAN communication Steering angle sensor
DTC Trouble diagnosis name DTC detecting condition Possible causes
U0428 STRG SEN CAN CIR2 If ICC sensor detects an error signal that is re-
ceived from steering angle sensor via ADAS
control unit Steering angle sensor
Revision: 2010 May2011 QX56

CCS-144
< DTC/CIRCUIT DIAGNOSIS >[ICC]
U0428 STRG SEN CAN 2
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the MAIN switch of ICC system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U0428” is detected as the current malfunction in “Self Diagnostic Result” of “LASER”.
Is
“U0428” detected as the current malfunction?
YES >> Refer to CCS-143, "ADAS CONTROL UNIT : Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
ICC SENSOR : Diagnosis ProcedureINFOID:0000000006224405
1.CHECK ICC SENSOR SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U0428” in “Self Diagnostic Result” of “LASER”.
Is
“U1000” detected?
YES >> Perform the CAN communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to CCS-145, "
ICC SENSOR : DTC Logic".
NO >> GO TO 2.
2.CHECK ADAS CONTROL UNIT SE LF-DIAGNOSIS RESULTS
Check if any DTC is detected in “S elf Diagnostic Result” of “ICC/ADAS”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
CCS-50, "
DTC Index".
NO >> Replace the ICC sensor. Refer to CCS-176, "
Exploded View".
Revision: 2010 May2011 QX56

CCS-148
< DTC/CIRCUIT DIAGNOSIS >[ICC]
U150B ECM CAN 3
U150B ECM CAN 3
DTC LogicINFOID:0000000006224418
DTC DETECTION LOGIC
NOTE:
If DTC “U150B” is detected along with DTC “U1000
”, first diagnose the DTC “U1000”. Refer to CCS-145,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the MAIN switch of ICC system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U150B” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U150B” detected as the current malfunction?
YES >> Refer to CCS-148, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006224419
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U150B” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” detected?
YES >> Perform the CAN communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to CCS-145, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ECM SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “S elf Diagnostic Result” of “ENGINE”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
EC-98, "
DTC Index".
NO >> Replace the ADAS control unit. Refer to DAS-63, "
Removal and Installation".
DTC
(On board dis-
play) Trouble diagnosis name DTC detecting condition Possible causes
U150B (157) ECM CAN CIRC 3
ADAS control unit detects an error signal that is
received from ECM via CAN communication ECM
Revision: 2010 May2011 QX56

CCS
U150C VDC CAN 3CCS-149
< DTC/CIRCUIT DIAGNOSIS > [ICC]
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U150C VDC CAN 3
DTC LogicINFOID:0000000006224420
DTC DETECTION LOGIC
NOTE:
If DTC “U150C” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to CCS-145,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the MAIN switch of ICC system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U150C” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U150C” detected as the current malfunction?
YES >> Refer to CCS-149, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006224421
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U150C ” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” detected?
YES >> Perform the CAN communicati on system inspection. Repair or replace the malfunctioning parts.
Refer to CCS-145, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ABS ACTUATOR AND ELECTRIC UNIT (C ONTROL UNIT) SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “ABS”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
BRC-51, "
DTC Index".
NO >> Replace the ADAS control unit. Refer to DAS-63, "
Removal and Installation".
DTC
(On board dis-
play) Trouble diagnosis name DTC detecting condition Possible causes
U150C (158) VDC CAN CIRC 3 ADAS control unit detects an error signal that is
received from ABS actuator and electric unit
(control unit) via CAN communication ABS actuator and electric unit (control
unit)
Revision: 2010 May2011 QX56

CCS-150
< DTC/CIRCUIT DIAGNOSIS >[ICC]
U150D TCM CAN 3
U150D TCM CAN 3
DTC LogicINFOID:0000000006224422
DTC DETECTION LOGIC
NOTE:
If DTC “U150D” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to CCS-145,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the MAIN switch of ICC system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U150D” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U150D” detected as the current malfunction?
YES >> Refer to CCS-150, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006224423
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “U150D” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” detected?
YES >> Perform the CAN communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to CCS-145, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK TCM SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Sel f Diagnostic Result” of “TRANSMISSION”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
TM-78, "
DTC Index".
NO >> Replace the ADAS control unit. Refer to DAS-63, "
Removal and Installation".
DTC
(On board dis-
play) Trouble diagnosis name DTC detecting condition Possible causes
U150D (159) TCM CAN CIRC 3
ADAS control unit detects an error signal that is
received from TCM via CAN communication TCM
Revision: 2010 May2011 QX56

CCS
U150E BCM CAN 3CCS-151
< DTC/CIRCUIT DIAGNOSIS > [ICC]
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U150E BCM CAN 3
DTC LogicINFOID:0000000006224424
DTC DETECTION LOGIC
NOTE:
If DTC “U150E” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to CCS-145,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the MAIN switch of ICC system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U150E” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U150E” detected as the current malfunction?
YES >> Refer to CCS-151, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006224425
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U150E” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” detected?
YES >> Perform the CAN communicati on system inspection. Repair or replace the malfunctioning parts.
Refer to CCS-145, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK BCM SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “BCM”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
BCS-57, "
DTCIndex".
NO >> Replace the ADAS control unit. Refer to DAS-63, "
Removal and Installation".
DTC
(On board dis-
play) Trouble diagnosis name DTC detecting condition Possible causes
U150E (160) BCM CAN CIRC 3
ADAS control unit detects an error signal that is
received from BCM via CAN communication BCM
Revision: 2010 May2011 QX56

CCS-152
< DTC/CIRCUIT DIAGNOSIS >[ICC]
U1502 ICC SENSOR CAN COMM CIRC
U1502 ICC SENSOR CAN COMM CIRC
DTC LogicINFOID:0000000006224426
DTC DETECTION LOGIC
NOTE:
If DTC “U1502” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to
CCS-145,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the MAIN switch of ICC system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U1502” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1502” detected as the current malfunction?
YES >> Refer to CCS-152, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006224427
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “U1502” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” detected?
YES >> Perform the CAN communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to CCS-145, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ICC SENSOR SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “S elf Diagnostic Result” of “LASER”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
CCS-55, "
DTC Index".
NO >> Replace the ADAS control unit. Refer to DAS-63, "
Removal and Installation".
DTC
(On board dis-
play) Trouble diagnosis name DTC detecting condition Possible causes
U1502 (147) ICC SEN CAN COMM
CIR ADAS control unit detects an error signal that is
received from ICC sensor via CAN communi-
cation
ICC sensor
Revision: 2010 May2011 QX56