2004 INFINITI QX56 Factory Service Manual

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Page 2169 of 3371

INFINITI QX56 2004 Factory Service Manual GW-34
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
4. Touch “BCM”.
If “BCM” is not indicated, refer to GI-39, "
CONSULT-II Data Link
Connector (DLC) Circuit" .
5. Touch “RETAINED PWR�

Page 2170 of 3371

INFINITI QX56 2004 Factory Service Manual POWER WINDOW SYSTEM
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DOOR SW–DR Indicates (ON / OFF) condition of front door switch driver side
DOOR SW–AS Indicates (ON / OFF) condi

Page 2171 of 3371

INFINITI QX56 2004 Factory Service Manual GW-36
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
Trouble Diagnoses Symptom ChartEIS0 02 UW
Check that other systems using the signal of the following systems operate normally.
Symptom Repair

GW-36
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
Trouble Diagnoses Symptom ChartEIS0 02 UW
Check that other systems using the signal of the following systems operate normally.
Symptom Repair order Refer to page
None of the power windows can be operated using any switch1. BCM power supply and ground circuit checkGW-38
2. Main power window and door lock/unlock
power supply and ground circuit checkGW-39
3. Power window serial link check front LH and
RHGW-40
Front power window LH alone does not operate1. Main power window and door lock/unlock
power supply and ground circuit checkGW-392. Front power window motor LH circuit checkGW-41
3. Replace main power window and door lock/
unlock switchEI-31
Front power window RH alone does not operate1. Power window and door lock/unlock switch
RH power supply and ground circuit checkGW-402. Power window serial link check front LH and
RHGW-54
3. Front power window motor RH circuit checkGW-42
4. Replace BCMBCS-19
Rear power window LH alone does not operate1. Rear power window control unit LH or RH
power supply and ground circuit checkGW-56
2. Rear power window switch LH or RH power
supply and ground circuit checkGW-58
3. Rear power window motor LH circuit checkGW-58
4. Power window serial link check rear LH and
RHGW-64
5. Replace BCMBCS-19
Rear power window RH alone does not operate1. Rear power window control unit LH or RH
power supply and ground circuit checkGW-56
2. Rear power window switch LH or RH power
supply and ground circuit checkGW-58
3. Rear power window motor RH circuit checkGW-59
4. Power window serial link check rear LH and
RHGW-64
5. Replace BCMBCS-19
Rear power vent windows do not operate 1. Rear power vent window switch circuit checkGW-65
Rear power vent window LH alone does not operate1. Rear power vent window motor LH circuit
checkGW-65
Rear power vent window RH alone does not operate1. Rear power vent window motor RH circuit
checkGW-66
Rear power vent windows do not open1. Rear power vent window relay (OPEN)
checkGW-65
Rear power vent windows do not close1. Rear power vent window relay (CLOSE)
checkGW-65

Page 2172 of 3371

INFINITI QX56 2004 Factory Service Manual POWER WINDOW SYSTEM
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Anti-pinch system does not operate normally (Front LH)1. Door window sliding part malfunction
A foreign material adh

Page 2173 of 3371

INFINITI QX56 2004 Factory Service Manual GW-38
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
BCM Power Supply and Ground Circuit CheckEIS002UX
1. CHECK FUSE AND FUSIBLE LINK
Check 50A fusible link (letter f located in the fuse and fus

Page 2174 of 3371

INFINITI QX56 2004 Factory Service Manual POWER WINDOW SYSTEM
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Main Power Window and Door Lock/Unlock Switch Power Supply and Ground
Circuit Check
EIS002UY
1. CHECK POWER SUPPLY C

Page 2175 of 3371

INFINITI QX56 2004 Factory Service Manual GW-40
POWER WINDOW SYSTEM
Revision: August 20072004 QX56
4. CHECK BCM OUTPUT SIGNAL
1. Connect BCM.
2. Turn ignition switch ON.
3. Check voltage between BCM connector M20 terminals 68, 69 and ground

Page 2176 of 3371

INFINITI QX56 2004 Factory Service Manual POWER WINDOW SYSTEM
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3. CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect

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