air condition INFINITI M35 2007 Factory Service Manual

GW-30
POWER WINDOW SYSTEM
Revision: 2007 April2007 M35/M45
CONSULT-II Function (BCM)NIS0021O
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
CONSULT-II START PROCEDURE
Refer to GI-38, "CONSULT-II Start Procedure"
WORK SUPPORT
DATE MONITOR
Work FlowNIS0021P
1. Check the symptom and customer's requests.
2. Understand the outline of system. Refer to GW-14, "
System Description"
3. According to the trouble diagnosis chart, repair or replace the cause of the malfunction.
Refer to GW-30, "
Trouble Diagnosis Symptom Chart"
4. Does power window system operate normally? Yes, GO TO 5, If No, GO TO 3.
5. INSPECTION END
Trouble Diagnosis Symptom ChartNIS0021Q

Make sure other systems using the signal of the following systems operate normally.
BCM diagnostic test item Check item diagnostic test mode Content
RETAINED PWRWork support Changes setting of each function.
Data monitor Displays the input data of BCM in real time.
Work item Description
RETAINED PWRRap signal’s power supply period can be changed by mode setting. Selects rap signal’s power
supply period between three steps

MODE1 (45 sec.) / MODE2 (OFF) / MODE 3 (2 min.).
Work item Description
IGN ON SW Indicates (ON / OFF) condition of ignition switch
DOOR SW–DR Indicates (ON / OFF) condition of front door switch driver side
DOOR SW–AS Indicates (ON / OFF) condition of front door switch passenger side
Symptom Repair order Refer to page
None of the power windows can be operated using any switch.1. Check BCM power supply and ground circuit GW-32
2. Check power window main switch power sup-
ply and ground circuit GW-33
3. Check power window serial link GW-54
Driver side power window alone does not operate.1. Check power window motor (front driver side)
circuit GW-36
2. Replace power window main switch —
Front passenger side power window alone does not operate.1. Check power window main switch power sup-
ply and ground circuit checkGW-33
2. Check power window sub-switch (front passen-
ger side) power and ground circuit GW-34
3. Check power window serial link GW-54
4. Check power window motor (front passenger
side) circuit GW-37
5. Replace BCMBCS-15

GW-34
POWER WINDOW SYSTEM
Revision: 2007 April2007 M35/M45
4. CHECK BCM OUTPUT SIGNAL
1. Connect BCM connector.
2. Turn ignition switch ON.
3. Check voltage between BCM connector and ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace BCM.
Check power Window Sub-Switch (Front Passenger Side) Power Supply and
Ground Circuit
NIS0021T
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Check voltage between power window sub-switch (front passenger side) connector and ground
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2. CHECK GROUND CIRCUIT
1. Disconnect power window sub-switch (front passenger side) connector.
2. Check continuity between power window sub-switch (front passenger side) connector and ground.
OK or NG
OK >> Power window sub-switch (front passenger side) power
supply and ground circuit are OK.
NG >> Repair or replace harness.
Terminals
Voltage (V)
(Approx.) (+)
(–)
BCM connector Terminal
M253
Ground Battery voltage
54
PIIB5939E
Terminal
Voltage (V)
(Approx.) (+)
(–) Power window
sub-switch
(front passenger side)
connectorTerminal
D46 10 Ground Battery voltage
PIIB5940E
Power window
sub-switch
(front passenger side)
connectorTerminal
GroundContinuity
D46 11 Yes
PIIB5941E

POWER WINDOW SYSTEM
GW-35
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Revision: 2007 April2007 M35/M45
3. CHECK HARNESS CONTINUITY
1. Disconnect BCM and power window sub-switch (front passenger side) connector.
2. Check continuity between BCM connector and power window sub-switch (front passenger side) connec-
tor.
3. Check continuity between BCM connector and ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness.
Check power Window Sub-Switch (Rear LH or RH) Power Supply and Ground
Circuit
NIS0021U
1. CHECK POWER SUPPLY
1. Turn ignition switch OFF.
2. Check voltage between power window sub-switch (rear LH or RH) connector and ground.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2. CHECK GROUND CIRCUIT
1. Disconnect power window sub-switch (rear LH or RH) connector.
2. Check continuity between power window sub-switch (rear LH or RH) connector and ground.
OK or NG
OK >> Power window sub-switch (rear LH or RH) power supply
and ground circuit are OK. Refer to symptom chart.
NG >> Repair or replace harness.
AB
Continuity
BCM connector TerminalPower window
sub-switch
(front passenger side)
connectorTerminal
M2 54 D46 10 Yes
A
GroundContinuity
BCM connector Terminal
M2 54 No
PIIB5942E
Terminal
Voltage (V)
(Approx.) (+)
(–) Power window
sub-switch
(rear LH or RH)
connectorTerminal
D60 (LH)
D80 (RH)10 Ground Battery voltage
PIIB5940E
Power window
sub-switch
(rear LH or RH)
connectorTerminal
GroundContinuity
D60 (LH)
D80 (RH)11 Ye s
PIIB5941E

GW-36
POWER WINDOW SYSTEM
Revision: 2007 April2007 M35/M45
3. CHECK HARNESS CONTINUITY
1. Disconnect BCM and power window sub-switch (rear LH or RH) connector.
2. Check continuity between BCM connector and power window sub-switch (rear LH or RH) connector.
3. Check continuity between BCM connector and ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness.
Check power Window Motor (Front Driver Side) Circuit NIS0021V
1. CHECK POWER WINDOW MAIN SWITCH OUTPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between power window main switch connector and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace power window main switch.
AB
Continuity
BCM connector TerminalPower window
sub-switch
(rear LH or RH)
connectorTerminal
M2 54D60 (LH)
D80 (RH)10 Yes
A
GroundContinuity
BCM connector Terminal
M2 54 No
PIIB5942E
Terminal
Window
ConditionVoltage (V)
(Approx.) (+)
(–) Power window
main switch
connectorTerminal
D108
GroundUP Battery voltage
DOWN 0
11UP 0
DOWN Battery voltage
PIIB5943E

POWER WINDOW SYSTEM
GW-37
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Revision: 2007 April2007 M35/M45
2. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect power window main switch and power window motor (front driver side) connector.
3. Check continuity between power window main switch connector and power window motor (front driver
side).
OK or NG
OK >> Replace power window motor (front driver side).
NG >> Repair or replace harness.
Check power Window Motor (Front Passenger Side) Circuit NIS0021W
1. CHECK POWER WINDOW SUB-SWITCH (FRONT PASSENGER SIDE) OUTPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between power window sub-switch (front passenger side) connector and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace front power window sub-switch (front passenger side).
AB
Continuity Power window
main switch
connectorTerminalPower window
motor
(front driver side)
connectorTerminal
D108
D122
Ye s
11 1
PIIB5944E
Terminal
Window
conditionVoltage (V)
(Approx.) (+)
(–) Power window sub-
switch
(front passenger side)
connectorTerminal
D468
GroundUP Battery voltage
DOWN 0
9UP 0
DOWN Battery voltage
PIIB5945E

GW-38
POWER WINDOW SYSTEM
Revision: 2007 April2007 M35/M45
2. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect power window sub-switch (front passenger side) and power window motor (front passenger
side) connector.
3. Check continuity between power window sub-switch (front passenger side) connector and power window
motor (front passenger side) connector.
OK or NG
OK >> Replace power window motor (front passenger side).
NG >> Repair or replace harness.
Check power Window Motor (Rear LH or RH) Circuit NIS0021X
1. CHECK POWER WINDOW SUB-SWITCH REAR OUTPUT SIGNAL
1. Turn ignition switch ON.
2. Check voltage between power window sub-switch (rear LH or RH) connector and ground.
OK or NG
OK >> GO TO 2.
NG >> Replace power window sub-switch (rear LH or RH).
AB
Continuity Power window
sub-switch
(front passenger side)
connectorTerminalPower window
motor
(front passenger side)
connectorTerminal
D468
D422
Ye s
91
PIIB5946E
Terminal
Window
conditionVoltage (V)
(Approx.) (+)
(–) Power window
sub-switch
(rear LH or RH)
connectorTerminal
D60 (LH)
D80 (RH)8
GroundUP Battery voltage
DOWN 0
9UP 0
DOWN Battery voltage
PIIB5945E

GW-52
POWER WINDOW SYSTEM
Revision: 2007 April2007 M35/M45
Check front Door Key Cylinder Switch NIS00222
1. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL
With CONSULT-II
Check (“KEY CYL LK-SW”, “KEY CYL UN-SW”) in “DATA MONITOR” mode for “POWER DOOR ROCK SYS-
TEM” with CONSULT-II. Refer to GW-30, "
DATE MONITOR"
Without CONSULT-II
1. Turn ignition switch OFF.
2. Check voltage between power window main switch connector and ground.
OK or NG
OK >> Further inspection is necessary. Refer to symptom chart.
NG >> GO TO 2.
2. CHECK HARNESS CONTINUITY
1. Disconnect power window main switch and front door key lock assembly (driver side) connector.
2. Check continuity between power window main switch connector and front door lock assembly (driver side)
connector.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
Monitor item Condition
KEY CYL LK-SWLock : ON
Neutral / Unlock : OFF
KEY CYL UN-SWUnlock : ON
Neutral / Lock : OFF
PIIA6285E
Te r m i n a l s
Key positionVoltage (V)
(Approx.) (+)
(–) Power window
main switch
connectorTerminal
D104
GroundLock 0
Neutral / Unlock 5
6Unlock 0
Neutral / Lock 5
PIIB5956E
AB
Continuity Power window
main switch
connectorTe r m i n a lFront door lock
assembly
(driver side)
connectorTerminal
D104
D146
Ye s
65
PIIB5973E

GW-56
POWER WINDOW SYSTEM
Revision: 2007 April2007 M35/M45
Check power Window Serial Link (Rear LH or RH)NIS00224
1. CHECK POWER WINDOW SWITCH
Change with operative power window sub-switch (rear LH or RH).
Whether operates normally is confirmed?
YES >> Replace power window sub-switch (rear LH or RH).
NO >> GO TO 2.
2. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect power window main switch and power window sub-switch (rear LH or RH) connector.
3. Check continuity between power window main switch connector and power window sub-switch (rear LH or
RH) connector.
OK or NG
OK >> Replace power window main switch.
NG >> Repair or replace harness.
Check power Window Lock Switch NIS00225
1. CHECK POWER WINDOW LOCK SIGNAL
Exchanges for a normal power window main switch, and operation is checked.
Does power window lock operate?
YES >> Replace power window main switch.
NO >> Check condition of harness and connector.
AB
Continuity Power window
main switch
connectorTe r m i n a lPower window
sub- switch
(rear LH or RH)
connectorTerminal
D10 14D60 (LH)
D80 (RH)16 Yes
PIIB5960E

GW-84
REAR WINDOW DEFOGGER
Revision: 2007 April2007 M35/M45
Check Rear Window Defogger Switch Circuit NIS0022S
1. CHECK REAR WINDOW DEFOGGER SWITCH OPERATION
With CONSULT-II
Check (“REAR DEF SW”, “IGN ON SW”) in DATA MONITOR mode with CONSULT-II.
OK or NG
OK >> Rear window defogger switch is OK.
NG >> GO TO 2.
2. CHECK AV LINE
Check AV line. Refer to AV- 2 4 9
(with navigation system), AV- 1 0 8 (without navigation system).
OK or NG
OK >> Check the condition of harness and connector.
NG >> The diagnosis is continued.
Check Rear Window Defogger Power Supply Circuit NIS0022T
1. CHECK FUSE

Check 10A fuse [No.12, located in the fuse block (J/B)]

Check 20A fuse (No.75, located in the IPDM E/R)

Check 20A fuse (No.80, located in the IPDM E/R)
NOTE:
Refer to GW-71, "
Component Parts and Harness Connector Location" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown out, be sure to eliminate cause of malfunction before installing new fuse, refer to
PG-3, "
POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Remove rear window defogger relay.
3. Turn ignition switch ON.
4. Check voltage between rear window defogger relay connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between fuse block (J/B) and rear window defogger relay.When rear window defogger switch is turned to ON
REAR DEF SW : ON
When ignition switch is turned to ON
IGN ON SW : ON
PIIA2373E
Terminals
Voltage (V)
(Approx.) (+)
(–) Rear window
defogger relay
connectorTerminal
E361
Ground Battery voltage 3
6
PIIB5994E

REAR WINDOW DEFOGGER
GW-85
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Revision: 2007 April2007 M35/M45
3. CHECK REAR WINDOW DEFOGGER RELAY
Check rear window defogger relay.
OK or NG
OK >> GO TO 4.
NG >> Replace rear window defogger relay.
4. CHECK REAR WINDOW DEFOGGER RELAY GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Install rear window defogger relay.
3. Turn ignition switch ON.
4. Check voltage between IPDM E/R connector and ground.
OK or NG
OK >> Rear window defogger power supply circuit is OK.
NG >> GO TO 5.
5. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector and rear window defogger relay.
3. Check continuity between IPDM E/R connector and rear window defogger relay connector.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace harness.
Terminal
Condition Continuity
Rear window
defogger relay
3512V direct current supply between termi-
nals 1 and 2.Ye s
No current supply No
6712V direct current supply between termi-
nals 1 and 2.Ye s
No current supply No
SEC202B
Terminals
Condition of
rear window
defogger switchVoltage (V)
(Approx.) (+)
(–)
IPDM E/R
connectorTerminal
E9 57 GroundON (pressed) 0
OFF Battery voltage
PIIB5982E
AB
Continuity
IPDM E/R
connectorTerminalRear window
defogger relay
connectorTerminal
E9 57 E36 2 Yes
PIIB5983E