engine INFINITI QX56 2011 Factory Service Manual

DAS-502
< DTC/CIRCUIT DIAGNOSIS >[BSW]
U1503 SIDE RDR L CAN 2
U1503 SIDE RDR L CAN 2
DTC LogicINFOID:0000000006223939
DTC DETECTION LOGIC
NOTE:
If DTC “U1503” is detected along with DTC “U1000”,
or “U1508”, first diagnose the DTC “U1000” or “U1508”.
 Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic" for DTC “U1000”.
 Refer to DAS-507, "
DTC Logic" for DTC “U1508”.
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U1503” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1503” detected as the current malfunction?
YES >> Refer to DAS-502, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223940
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” or “U1508” is detected other than “U1503” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” or “U1508” detected?
YES-1 >> U1000 detected: Perform the CAN communication system inspection. Repair or replace the mal-
functioning parts. Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic".
YES-2 >> U1508 detected: Refer to DAS-507, "
DTC Logic".
NO >> GO TO 2.
2.CHECK SIDE RADAR LH SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “SIDE RADAR LEFT”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
DAS-445, "
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
U1503 (150) SIDE RDR L CAN CIR 2
ADAS control unit detects an error signal that is re-
ceived from side radar LH via ITS communication Side radar LH
Revision: 2010 May2011 QX56

DAS
U1504 SIDE RDR L CAN 1DAS-503
< DTC/CIRCUIT DIAGNOSIS > [BSW]
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U1504 SIDE RDR L CAN 1
DTC LogicINFOID:0000000006223941
DTC DETECTION LOGIC
NOTE:
If DTC “U1504” is detected along with DTC “U1000”, or “U1508”, first diagnose the DTC “U1000” or “U1508”.
 Refer to DAS-485, "
SIDE RADAR LH : DTC Logic" for DTC “U1000”.
 Refer to DAS-507, "
DTC Logic" for DTC “U1508”.
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U1504” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1504” detected as the current malfunction?
YES >> Refer to DAS-503, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223942
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” or “U1508” is detected other than “U1504” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” or “U1508” detected?
YES-1 >> U1000 detected: Perform the CAN communication system inspection. Repair or replace the mal-
functioning parts. Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic".
YES-2 >> U1508 detected: Refer to DAS-507, "
DTC Logic".
NO >> GO TO 2.
2.CHECK SIDE RADAR LH SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “SIDE RADAR LEFT”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
DAS-445, "
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
U1504 (151) SIDE RDR L CAN CIR 1
ADAS control unit detects an error signal that is re-
ceived from side radar LH via ITS communication Side radar LH
Revision: 2010 May2011 QX56

DAS-504
< DTC/CIRCUIT DIAGNOSIS >[BSW]
U1505 SIDE RDR R CAN 2
U1505 SIDE RDR R CAN 2
DTC LogicINFOID:0000000006223943
DTC DETECTION LOGIC
NOTE:
If DTC “U1505” is detected along with DTC “U1000”,
or “U1507”, first diagnose the DTC “U1000” or “U1507”.
 Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic" for DTC “U1000”.
 Refer to DAS-506, "
DTC Logic" for DTC “U1507”.
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U1505” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1505” detected as the current malfunction?
YES >> Refer to DAS-504, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223944
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” or “U1507” is detected other than “U1505” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” or “U1507” detected?
YES-1 >> U1000 detected: Perform the CAN communication system inspection. Repair or replace the mal-
functioning parts. Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic".
YES-2 >> U1507 detected: Refer to DAS-506, "
DTC Logic".
NO >> GO TO 2.
2.CHECK SIDE RADAR RH SEL F-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “SIDE RADAR RIGHT”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
DAS-447, "
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
U1505 (152) SIDE RDR R CAN CIR 2
ADAS control unit detects an error signal that is re-
ceived from side radar RH via ITS communication Side radar RH
Revision: 2010 May2011 QX56

DAS
U1506 SIDE RDR R CAN 1DAS-505
< DTC/CIRCUIT DIAGNOSIS > [BSW]
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U1506 SIDE RDR R CAN 1
DTC LogicINFOID:0000000006223945
DTC DETECTION LOGIC
NOTE:
If DTC “U1506” is detected along with DTC “U1000”, or “U1507”, first diagnose the DTC “U1000” or “U1507”.
 Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic" for DTC “U1000”.
 Refer to DAS-506, "
DTC Logic" for DTC “U1507”.
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U1506” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1506” detected as the current malfunction?
YES >> Refer to DAS-505, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223946
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” or “U1507” is detected other than “U1506” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” or “U1507” detected?
YES-1 >> U1000 detected: Perform the CAN communication system inspection. Repair or replace the mal-
functioning parts. Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic".
YES-2 >> U1507 detected: Refer to DAS-506, "
DTC Logic".
NO >> GO TO 2.
2.CHECK SIDE RADAR RH SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “SIDE RADAR RIGHT”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
DAS-447, "
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
U1506 (153) SIDE RDR R CAN CIR 1
ADAS control unit detects an error signal that is re-
ceived from side radar RH via ITS communication Side radar RH
Revision: 2010 May2011 QX56

DAS-506
< DTC/CIRCUIT DIAGNOSIS >[BSW]
U1507 LOST COMM(SIDE RDR R)
U1507 LOST COMM(SIDE RDR R)
DTC LogicINFOID:0000000006223947
DTC DETECTION LOGIC
NOTE:
DTC “U1507” is detected along with DTC “U1000”, first diagnose the DTC “U1507”.
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U1507” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1507” detected as the current malfunction?
YES >> Refer to DAS-506, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223948
1.CHECK RIGHT/LEFT SWITCHING SIGNAL CIRCUIT
Check right/left switching signal circuit. Refer to DAS-514, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> Perform the CAN communication system inspecti on. Repair or replace the malfunctioning parts.
Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic".
NO >> Repair right/left switching signal circuit.
DTC
(On board dis-
play) Trouble diagnosis name DTC detecting condition Possible causes
U1507 (154) LOST COMM(SIDE
RDR R) ADAS control unit cannot receive ITS commu-
nication signal from side radar RH for 2 sec-
onds or more  Side radar RH right/left switching sig-
nal circuit
 ITS communication system
 Side radar RH
Revision: 2010 May2011 QX56

DAS
U1508 LOST COMM(SIDE RDR L)DAS-507
< DTC/CIRCUIT DIAGNOSIS > [BSW]
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U1508 LOST COMM(SIDE RDR L)
DTC LogicINFOID:0000000006223949
DTC DETECTION LOGIC
NOTE:
DTC “U1508” is detected along with DTC “U1000”, first diagnose the DTC “U1508”.
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U1508” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1508” detected as the current malfunction?
YES >> Refer to DAS-507, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223950
1.CHECK SIDE RADAR HARNESS CONNECTOR
1. Turn the ignition switch OFF.
2. Check the terminals and connectors of the side r adar LH for damage, bend and short (unit side and con-
nector side).
Is the inspection result normal?
YES >> Perform the CAN communicati on system inspection. Repair or replace the malfunctioning parts.
Refer to LAN-18, "
Trouble Diagnosis Flow Chart".
NO >> Repair the terminal or connector.
DTC
(On board dis-
play) Trouble diagnosis name DTC detecting condition Possible causes
U1508 (155) LOST COMM(SIDE
RDR L) ADAS control unit cannot receive ITS commu-
nication signal from side radar LH for 2 sec-
onds or more  Side radar LH harness connector
 ITS communication system
 Side radar LH
Revision: 2010 May2011 QX56

DAS-508
< DTC/CIRCUIT DIAGNOSIS >[BSW]
U1513 METER CAN 3
U1513 METER CAN 3
DTC LogicINFOID:0000000006228286
DTC DETECTION LOGIC
NOTE:
If DTC “U1513” is detected along with DTC “U
1000”, first diagnose the DTC “U1000”. Refer to DAS-486,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW 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-508, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228287
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-486, "
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-509
< DTC/CIRCUIT DIAGNOSIS > [BSW]
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U1514 STRG SEN CAN 3
DTC LogicINFOID:0000000006228288
DTC DETECTION LOGIC
NOTE:
If DTC “U1514” is detected along with DTC “U 1000”, first diagnose the DTC “U1000”. Refer to DAS-486,
"ADAS CONTROL UNIT : DTC Logic".
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW 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-509, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006228289
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-486, "
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-510
< DTC/CIRCUIT DIAGNOSIS >[BSW]
U1518 SIDE RDR L CAN 3
U1518 SIDE RDR L CAN 3
DTC LogicINFOID:0000000006223955
DTC DETECTION LOGIC
NOTE:
If DTC “U1518” is detected along with DTC “U1000”,
or “U1508”, first diagnose the DTC “U1000” or “U1508”.
 Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic" for DTC “U1000”.
 Refer to DAS-507, "
DTC Logic" for DTC “U1508”.
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW system ON.
3. Perform “All DTC Reading” with CONSULT-III.
4. Check if the “U1518” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1518” detected as the current malfunction?
YES >> Refer to DAS-510, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223956
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” or “U1508” is detected other than “U1518” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” or “U1508” detected?
YES-1 >> U1000 detected: Perform the CAN communication system inspection. Repair or replace the mal-
functioning parts. Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic".
YES-2 >> U1508 detected: Refer to DAS-507, "
DTC Logic".
NO >> GO TO 2.
2.CHECK SIDE RADAR LH SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “SIDE RADAR LEFT”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
DAS-445, "
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
U1518 (168) SIDE RDR L CAN CIRC 3
ADAS control unit detects an error signal that is re-
ceived from side radar LH via ITS communication Side radar LH
Revision: 2010 May2011 QX56

DAS
U1519 SIDE RDR R CAN 3DAS-511
< DTC/CIRCUIT DIAGNOSIS > [BSW]
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U1519 SIDE RDR R CAN 3
DTC LogicINFOID:0000000006223957
DTC DETECTION LOGIC
NOTE:
If DTC “U1519” is detected along with DTC “U1000”, or “U1507”, first diagnose the DTC “U1000” or “U1507”.
 Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic" for DTC “U1000”.
 Refer to DAS-506, "
DTC Logic" for DTC “U1507”.
DTC CONFIRMATION PROCEDURE
1.PERFORM DTC CONFIRMATION PROCEDURE
1. Start the engine.
2. Turn the BSW system ON.
3. Perform “All DTC Readi ng” with CONSULT-III.
4. Check if the “U1519” is detected as the current ma lfunction in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1519” detected as the current malfunction?
YES >> Refer to DAS-511, "Diagnosis Procedure".
NO >> Refer to GI-40, "
Intermittent Incident".
Diagnosis ProcedureINFOID:0000000006223958
1.CHECK SELF-DIAGNOSIS RESULTS
Check if “U1000” or “U1507” is detected other than “U1519” in “Self Diagnostic Result” of “ICC/ADAS”.
Is
“U1000” or “U1507” detected?
YES-1 >> U1000 detected: Perform the CAN communication system inspection. Repair or replace the mal-
functioning parts. Refer to DAS-486, "
ADAS CONTROL UNIT : DTC Logic".
YES-2 >> U1507 detected: Refer to DAS-506, "
DTC Logic".
NO >> GO TO 2.
2.CHECK SIDE RADAR RH SELF-DIAGNOSIS RESULTS
Check if any DTC is detected in “Self Diagnostic Result” of “SIDE RADAR RIGHT”.
Is any DTC detected?
YES >> Perform diagnosis on the detected DTC and repair or replace the malfunctioning parts. Refer to
DAS-447, "
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
U1519 (169) SIDE RDR R CAN CIRC 3
ADAS control unit detects an error signal that is re-
ceived from side radar RH via ITS communication Side radar RH
Revision: 2010 May2011 QX56