2011 INFINITI QX56 engine

DAS
U150B ECM CAN 3DAS-185
< DTC/CIRCUIT DIAGNOSIS > [DCA]
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U150B ECM CAN 3
DTC LogicINFOID:0000000006228151
DTC DETECTION LOGIC
NOTE:
If DTC “U150B” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to DAS-182,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the DCA system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U150B” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U150B” detected as the current malfunction?
YES >> Refer to DAS-185, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228152
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 communicati on system inspection. Repair or replace the malfunctioning parts.
Refer to DAS-182, "
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

DAS-186
< DTC/CIRCUIT DIAGNOSIS >[DCA]
U150C VDC CAN 3
U150C VDC CAN 3
DTC LogicINFOID:0000000006228153
DTC DETECTION LOGIC
NOTE:
If DTC “U150C” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to DAS-182,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the DCA system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U150C” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U150C” detected as the current malfunction?
YES >> Refer to DAS-186, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228154
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “U150C” 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 DAS-182, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL 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 actuat
or and electric unit
(control unit) via CAN communication ABS actuator and electric unit (control
unit)
Revision: 2010 May2011 QX56

DAS
U150D TCM CAN 3DAS-187
< DTC/CIRCUIT DIAGNOSIS > [DCA]
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U150D TCM CAN 3
DTC LogicINFOID:0000000006228155
DTC DETECTION LOGIC
NOTE:
If DTC “U150D” is detected along with DTC “U1000 ”, first diagnose the DTC “U1000”. Refer to DAS-182,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the DCA system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U150D” is detected as the current malfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U150D” detected as the current malfunction?
YES >> Refer to DAS-187, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228156
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U150D ” 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 DAS-182, "
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

DAS-188
< DTC/CIRCUIT DIAGNOSIS >[DCA]
U150E BCM CAN 3
U150E BCM CAN 3
DTC LogicINFOID:0000000006228157
DTC DETECTION LOGIC
NOTE:
If DTC “U150E” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer \
to
DAS-182,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the DCA system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U150E” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U150E” detected as the current malfunction?
YES >> Refer to DAS-188, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228158
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 communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to DAS-182, "
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

DAS
U1502 ICC SENSOR CAN COMM CIRCDAS-189
< DTC/CIRCUIT DIAGNOSIS > [DCA]
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U1502 ICC SENSOR CAN COMM CIRC
DTC LogicINFOID:0000000006228159
DTC DETECTION LOGIC
NOTE:
If DTC “U1502” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to DAS-182,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the DCA system ON.
3. Perform “All DTC Readi ng” 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 DAS-189, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228160
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U1502” 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 DAS-182, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ICC SENSOR SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self 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

DAS-190
< DTC/CIRCUIT DIAGNOSIS >[DCA]
U1513 METER CAN 3
U1513 METER CAN 3
DTC LogicINFOID:0000000006228161
DTC DETECTION LOGIC
NOTE:
If DTC “U1513” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to DAS-182,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the DCA system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U1513” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1513” detected as the current malfunction?
YES >> Refer to DAS-190, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228162
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “U1513” 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 DAS-182, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK COMBINATION METER SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “S elf Diagnostic Result” of “METER/M&A”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
MWI-43, "
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
U1513 (163) METER CAN CIRC 3 ADAS control unit detects an error signal that is
received from combination meter via CAN
communication
Combination meter
Revision: 2010 May2011 QX56

DAS
U1514 STRG SEN CAN 3DAS-191
< DTC/CIRCUIT DIAGNOSIS > [DCA]
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U1514 STRG SEN CAN 3
DTC LogicINFOID:0000000006228163
DTC DETECTION LOGIC
NOTE:
If DTC “U1514” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to DAS-182,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the DCA system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U1514” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1514” detected as the current malfunction?
YES >> Refer to DAS-191, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228164
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U1514” 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 DAS-182, "
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
U1514 (165) STRG SEN CAN CIRC 3 ADAS control unit detects an error signal that is
received from steering angle sensor via CAN
communication
Steering angle sensor
Revision: 2010 May2011 QX56

DAS-192
< DTC/CIRCUIT DIAGNOSIS >[DCA]
U1515 ICC SENSOR CAN 3
U1515 ICC SENSOR CAN 3
DTC LogicINFOID:0000000006228165
DTC DETECTION LOGIC
NOTE:
If DTC “U1515” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to DAS-182,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the DCA system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U1515” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1515” detected as the current malfunction?
YES >> Refer to DAS-192, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228166
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “U1515” 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 DAS-182, "
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
U1515 (165) ICC SENSOR CAN
CIRC 3 ADAS control unit detects an error signal that is
received from ICC sensor via CAN communi-
cation
ICC sensor
Revision: 2010 May2011 QX56