INFINITI QX56 2010 Factory Service Manual

PWC-96
< ECU DIAGNOSIS >
BCM (BODY CONTROL MODULE)
B2191: DIFFERENCE OF KEY———SEC-34
B2192: ID DISCORD BCM-ECM ———SEC-35
B2193: CHAIN OF BCM-ECM ———SEC-37
B2552: INTELLIGENT KEY ———SEC-39
B2590: NATS MALFUNCTION ———SEC-40
C1708: [NO DATA] FL ———WT-14
C1709: [NO DATA] FR ———WT-14
C1710: [NO DATA] RR ———WT-14
C1711: [NO DATA] RL ———WT-14
C1712: [CHECKSUM ERR] FL ———WT-16
C1713: [CHECKSUM ERR] FR ———WT-16
C1714: [CHECKSUM ERR] RR ———WT-16
C1715: [CHECKSUM ERR] RL ———WT-16
C1716: [PRESSDATA ERR] FL ———WT-18
C1717: [PRESSDATA ERR] FR ———WT-18
C1718: [PRESSDATA ERR] RR ———WT-18
C1719: [PRESSDATA ERR] RL ———WT-18
C1720: [CODE ERR] FL ———WT-16
C1721: [CODE ERR] FR ———WT-16
C1722: [CODE ERR] RR ———WT-16
C1723: [CODE ERR] RL ———WT-16
C1724: [BATT VOLT LOW] FL ———WT-16
C1725: [BATT VOLT LOW] FR ———WT-16
C1726: [BATT VOLT LOW] RR ———WT-16
C1727: [BATT VOLT LOW] RL ———WT-16
C1729: VHCL SPEED SIG ERR ———WT-19
C1735: IGNITION SIGNAL ———WT-20
CONSULT display Fail-safeIntelligent Key
warning lamp ON Tire pressure
monitor warning
lamp ON Reference page
Revision: April 20092010 QX56

NONE OF THE POWER WINDOWS CAN BE OPERATED USING ANY SWITCH
PWC-97
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
NONE OF THE POWER WINDOWS CAN BE OPERATED USING ANY
SWITCH
Diagnosis ProcedureINFOID:0000000005147246
1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit.
Refer to BCS-33, "
Diagnosis Procedure".
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH POWER SUPPLY AND
GROUND CIRCUIT
Check power window switch main power supply and ground circuit.
Refer to PWC-12, "
POWER WINDOW MAIN SWITCH : Component Function Check".
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace the malfunctioning parts.
3. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH SERIAL CIRCUIT
Check main power window and door lock/unlock switch serial circuit.
Refer to PWC-12, "
POWER WINDOW MAIN SWITCH : Component Function Check".
Is the inspection result normal?
YES >> GO TO 4
NO >> Repair or replace the malfunctioning parts.
4. CHECK MAIN POWER WINDOW A ND DOOR LOCK/UNLOCK SWITCH
Check main power window and door lock/unlock switch.
Refer to PWC-12, "
POWER WINDOW MAIN SWITCH : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56

PWC-98
< SYMPTOM DIAGNOSIS >
DRIVER SIDE POWER WINDOW ALONE DOES NOT OPERATE
DRIVER SIDE POWER WINDOW ALONE DOES NOT OPERATE
Diagnosis ProcedureINFOID:0000000005147247
1. CHECK FRONT POWER WINDOW MOTOR LH
Check front power window motor LH.
Refer to PWC-17, "
DRIVER SIDE : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56

FRONT PASSENGER SIDE POWER WINDOW ALONE DOES NOT OPERATE
PWC-99
< SYMPTOM DIAGNOSIS >
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FRONT PASSENGER SIDE POWER WINDOW ALONE DOES NOT OPER-
AT E
Diagnosis ProcedureINFOID:0000000005147248
1. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH
Check power window and door lock/unlock switch RH.
Refer to PWC-13, "
FRONT POWER WINDOW SWITCH : Component Function Check".
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK POWER WINDOW AND DOOR LOCK/ UNLOCK SWITCH RH SERIAL LINK CIRCUIT
Check power window and door lock/unlock switch RH serial link circuit.
Refer to PWC-40, "
FRONT POWER WINDOW SWITCH : Component Function Check".
Is the inspection result normal?
YES >> GO TO 3
NO >> Repair or replace the malfunctioning parts.
3. CHECK FRONT POWER WINDOW MOTOR RH CIRCUIT
Check front power window motor RH circuit.
Refer to PWC-18, "
PASSENGER SIDE : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56

PWC-100
< SYMPTOM DIAGNOSIS >
REAR LH SIDE POWER WINDOW ALONE DOES NOT OPERATE
REAR LH SIDE POWER WINDOW ALONE DOES NOT OPERATE
Diagnosis ProcedureINFOID:0000000005147249
1. CHECK REAR POWER WINDOW SWITCH LH
Check rear power window switch LH.
Refer to PWC-15, "
REAR POWER WINDOW SWITCH : Component Function Check".
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK REAR POWER WINDOW MOTOR LH
Check rear power window motor LH.
Refer to PWC-20, "
REAR LH : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56

REAR RH SIDE POWER WINDOW ALONE DOES NOT OPERATE
PWC-101
< SYMPTOM DIAGNOSIS >
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REAR RH SIDE POWER WINDOW ALONE DOES NOT OPERATE
Diagnosis ProcedureINFOID:0000000005147250
1. CHECK REAR POWER WINDOW SWITCH RH
Check rear power window switch RH.
Refer to PWC-15, "
REAR POWER WINDOW SWITCH : Component Function Check".
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK REAR POWER WINDOW MOTOR RH
Check rear power window motor RH.
Refer to PWC-21, "
REAR RH : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56

PWC-102
< SYMPTOM DIAGNOSIS >
ANTI-PINCH SYSTEM DOES NOT OPERATE NORMALLY (DRIVER SIDE)
ANTI-PINCH SYSTEM DOES NOT OPERATE NORMALLY (DRIVER SIDE)
Diagnosis ProcedureINFOID:0000000005147251
1. CHECK DOOR WINDOW SLIDING PART
• A foreign material adheres to window glass or glass run rubber.
• Glass run rubber wear or deformation.
• Sash is tilted too much or not enough.
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK ENCODER CIRCUIT
Check encoder circuit.
Refer to PWC-23, "
DRIVER SIDE : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56

ANTI-PINCH SYSTEM DOES NOT OPERATE NORMALLY (PASSENGER SIDE)
PWC-103
< SYMPTOM DIAGNOSIS >
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ANTI-PINCH SYSTEM DOES NOT OPERATE NORMALLY (PASSENGER
SIDE)
Diagnosis ProcedureINFOID:0000000005147252
1. CHECK DOOR WINDOW SLIDING PART
• A foreign material adheres to window glass or glass run rubber.
• Glass run rubber wear or deformation.
• Sash is tilted too much or not enough.
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK ENCODER CIRCUIT
Check encoder circuit.
Refer to PWC-25, "
PASSENGER SIDE : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56

PWC-104
< SYMPTOM DIAGNOSIS >
ANTI-PINCH SYSTEM DOES NOT OPERATE NORMALLY (REAR LH SIDE)
ANTI-PINCH SYSTEM DOES NOT OPERATE NORMALLY (REAR LH SIDE)
Diagnosis ProcedureINFOID:0000000005147253
1. CHECK DOOR WINDOW SLIDING PART
• A foreign material adheres to window glass or glass run rubber.
• Glass run rubber wear or deformation.
• Sash is tilted too much or not enough.
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK ENCODER CIRCUIT
Check encoder circuit.
Refer to PWC-23, "
DRIVER SIDE : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56

ANTI-PINCH SYSTEM DOES NOT OPERATE NORMALLY (REAR RH SIDE)PWC-105
< SYMPTOM DIAGNOSIS >
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ANTI-PINCH SYSTEM DOES NOT OPER ATE NORMALLY (REAR RH SIDE)
Diagnosis ProcedureINFOID:0000000005147254
1. CHECK DOOR WINDOW SLIDING PART
• A foreign material adheres to window glass or glass run rubber.
• Glass run rubber wear or deformation.
• Sash is tilted too much or not enough.
Is the inspection result normal?
YES >> GO TO 2
NO >> Repair or replace the malfunctioning parts.
2. CHECK ENCODER CIRCUIT
Check encoder circuit.
Refer to PWC-23, "
DRIVER SIDE : Component Function Check".
Is the inspection result normal?
YES >> Inspection End.
NO >> Check intermittent incident. Refer to GI-38, "
Intermittent Incident".
Revision: April 20092010 QX56