check engine INFINITI QX56 2011 Factory Service Manual

DAS-370
< DTC/CIRCUIT DIAGNOSIS >[LDW & LDP]
U0402 TCM CAN 1
U0402 TCM CAN 1
DTC LogicINFOID:0000000006228206
DTC DETECTION LOGIC
NOTE:
If DTC “U0402” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U0402” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U0402” detected as the current malfunction?
YES >> Refer to DAS-370, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228207
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “U0402” 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-374, "
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
U0402 (122) TCM CAN CIRC1 If ADAS control unit detects an error signal
that is received from TCM via CAN communi-
cation
TCM
Revision: 2010 May2011 QX56

DAS
U0405 ADAS CAN 2DAS-371
< DTC/CIRCUIT DIAGNOSIS > [LDW & LDP]
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U0405 ADAS CAN 2
DTC LogicINFOID:0000000006223785
DTC DETECTION LOGIC
NOTE:
If DTC “U0405” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U0405” is detected as the current malfunction in “Self Diagnostic Result” of “LANE CAM-
ERA”.
Is
“U0405” detected as the current malfunction?
YES >> Refer to DAS-371, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223786
1.CHECK LANE CAMERA UNIT SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U0405” in “Self Diagnostic Result” of “LANE CAMERA”.
Is
“U1000” detected?
YES >> Perform the CAN communicati on system inspection. Repair or replace the malfunctioning parts.
Refer to DAS-374, "
LANE CAMERA UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ADAS CONTROL UNIT SELF-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
DAS-310, "
DTC Index".
NO >> Replace the lane camera unit. Refer to DAS-403, "
Removal and Installation".
DTC Trouble diagnosis name DTC detecting condition Possible causes
U0405 ADAS CAN CIR 2 If lane camera unit detects an error signal that
is received from ADAS control unit via ITS
communication ADAS control unit
Revision: 2010 May2011 QX56

DAS-372
< DTC/CIRCUIT DIAGNOSIS >[LDW & LDP]
U0415 VDC CAN 1
U0415 VDC CAN 1
DTC LogicINFOID:0000000006228208
DTC DETECTION LOGIC
NOTE:
If DTC “U0415” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U0415” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U0415” detected as the current malfunction?
YES >> Refer to DAS-372, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228209
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “U0415” 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-374, "
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
U0415 (126) VDC CAN CIR1 If ADAS control unit de
tects 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

DAS
U0428 STRG SEN CAN 2DAS-373
< DTC/CIRCUIT DIAGNOSIS > [LDW & LDP]
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U0428 STRG SEN CAN 2
DTC LogicINFOID:0000000006223789
DTC DETECTION LOGIC
NOTE:
If DTC “U0428” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U0428” is detected as the current malfunction in “Self Diagnostic Result” of “LANE CAM-
ERA”.
Is
“U0428” detected as the current malfunction?
YES >> Refer to DAS-373, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223790
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U0428” in “Self Diagnostic Result” of “LANE CAMERA”.
Is
“U1000” detected?
YES >> Perform the CAN communicati on system inspection. Repair or replace the malfunctioning parts.
Refer to DAS-374, "
LANE CAMERA UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK ADAS CONTROL UNIT SELF-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
DAS-310, "
DTC Index".
NO >> Replace the lane camera unit. Refer to DAS-403, "
Removal and Installation".
DTC Trouble diagnosis name DTC detecting condition Possible causes
U0428 STRG SEN CAN CIR2 If lane camera unit detects an error signal that
is received from steering angle sensor via
ADAS control unit Steering angle sensor
Revision: 2010 May2011 QX56

DAS
U150B ECM CAN 3DAS-377
< DTC/CIRCUIT DIAGNOSIS > [LDW & LDP]
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U150B ECM CAN 3
DTC LogicINFOID:0000000006228210
DTC DETECTION LOGIC
NOTE:
If DTC “U150B” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP 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-377, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228211
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-374, "
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-378
< DTC/CIRCUIT DIAGNOSIS >[LDW & LDP]
U150C VDC CAN 3
U150C VDC CAN 3
DTC LogicINFOID:0000000006228212
DTC DETECTION LOGIC
NOTE:
If DTC “U150C” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP 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-378, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228213
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-374, "
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-379
< DTC/CIRCUIT DIAGNOSIS > [LDW & LDP]
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U150D TCM CAN 3
DTC LogicINFOID:0000000006228214
DTC DETECTION LOGIC
NOTE:
If DTC “U150D” is detected along with DTC “U1000 ”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP 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-379, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228215
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-374, "
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-380
< DTC/CIRCUIT DIAGNOSIS >[LDW & LDP]
U150E BCM CAN 3
U150E BCM CAN 3
DTC LogicINFOID:0000000006228216
DTC DETECTION LOGIC
NOTE:
If DTC “U150E” is detected along with DTC “U1000”, first diagnose the DTC “U1000”. Refer \
to
DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP 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-380, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228217
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-374, "
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
U1500 CAM CAN 2DAS-381
< DTC/CIRCUIT DIAGNOSIS > [LDW & LDP]
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U1500 CAM CAN 2
DTC LogicINFOID:0000000006223811
DTC DETECTION LOGIC
NOTE:
If DTC “U1500” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U1500” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1500” detected as the current malfunction?
YES >> Refer to DAS-381, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223812
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected other than “U1500” 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-374, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK LANE CAMERA UNIT SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Sel f Diagnostic Result” of “LANE CAMERA”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
DAS-316, "
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
U1500 (145) CAM CAN CIRC 2 ADAS control unit detects an error signal that is
received from lane camera unit via ITS com-
munication
Lane camera unit
Revision: 2010 May2011 QX56

DAS-382
< DTC/CIRCUIT DIAGNOSIS >[LDW & LDP]
U1501 CAM CAN 1
U1501 CAM CAN 1
DTC LogicINFOID:0000000006223813
DTC DETECTION LOGIC
NOTE:
If DTC “U1501” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to DAS-374,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the LDP system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U1501” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1501” detected as the current malfunction?
YES >> Refer to DAS-382, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223814
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” is detected ot her than “U1501” 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-374, "
ADAS CONTROL UNIT : DTC Logic".
NO >> GO TO 2.
2.CHECK LANE CAMERA UNIT SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Sel f Diagnostic Result” of “LANE CAMERA”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
DAS-316, "
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
U1501 (145) CAM CAN CIRC 1 ADAS control unit detects an error signal that is
received from lane camera unit via ITS com-
munication
Lane camera unit
Revision: 2010 May2011 QX56