2007 INFINITI M35 air condition

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
C
D
E
F
G
H
J
K
L
MA
B
GW
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

GW-86
REAR WINDOW DEFOGGER
Revision: 2007 April2007 M35/M45
6. CHECK REAR WINDOW DEFOGGER RELAY OUTPUT SIGNAL
1. Connect IPDM E/R connector and rear window defogger relay.
2. Turn ignition switch ON.
3. Check voltage between IPDM E/R connector and ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace IPDM E/R.
Check Rear Window Defogger Circuit NIS0022U
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between rear window defogger connector and ground.
OK or NG
OK >> GO TO 2.
NG >> GO TO 3.
2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear window defogger connector.
3. Check continuity between rear window defogger connector and ground.
OK or NG
OK >> Check filament. Refer to GW-92, "Check Filament"

If filament is OK, check condition of harness and con-
nector.

If filament is NG, repair filament.
NG >> Repair or replace harness between rear window defog-
ger and ground.
Terminals
Voltage (V)
(Approx.) (+)
(–)
IPDM E/R
connectorTerminal
E9 57 Ground Battery voltage
PIIB5982E
Te r m i n a l s
Condition of
rear window
defogger switchVoltage (V)
(Approx.) (+)
(–) Rear window
defogger
connectorTerminal
B604 1 GroundON Battery voltage
OFF 0
PIIB5984E
Rear window
defogger
connectorTerminal
GroundContinuity
B701 2 Yes
PIIB5985E

REAR WINDOW DEFOGGER
GW-87
C
D
E
F
G
H
J
K
L
MA
B
GW
Revision: 2007 April2007 M35/M45
3. CHECK HARNESS CONTINUITY 1
1. Turn ignition switch OFF.
2. Disconnect condenser and rear window defogger connector.
3. Check continuity between condenser and rear window defogger connector.
OK or NG
OK >> GO TO 4.
NG >> Replace condenser.
4. CHECK HARNESS CONTINUITY 2
1. Remove rear window defogger relay.
2. Check continuity between rear window defogger relay connector and condenser connector.
OK or NG
OK >> Check the condition of harness and connector.
NG >> Replace or repair harness between rear window defog-
ger relay and condenser.
Check Door Mirror Defogger Power Supply Circuit NIS0022V
1. CHECK FUSE

Check 10A fuse [No.8, located in fuse block (J/B)]
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" .
AB
Continuity
CondenserTerminalRear window
defogger connectorTerminal
1B6041Yes
PIIB5986E
AB
Continuity Rear window
defogger relay
connectorTerminalCondenser
connectorTerminal
E365
B49 1 Yes
7
PIIB5987E

GW-88
REAR WINDOW DEFOGGER
Revision: 2007 April2007 M35/M45
2. CHECK POWER SUPPLY CIRCUIT 1
1. Turn ignition switch ON.
2. Check voltage between fuse block (J/B) connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3. CHECK POWER SUPPLY CIRCUIT 2
Check voltage between fuse block (J/B) connector and ground.
OK or NG
OK >> GO TO 4.
NG >> Replace fuse block (J/B).
4. CHECK DOOR MIRROR CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect fuse block (J/B) and door mirror connector.
3. Check continuity between fuse block (J/B) connector and door mirror connector.
4. Check continuity between fuse block (J/B) connector and
ground.
OK or NG
OK >> GO TO 5.
NG >> Repair or replace harness between fuse block (J/B) and malfunctioning door mirror connector.
Terminals
Condition of rear
window defogger
switchVoltage (V)
(Approx.) (+)
(–)
Fuse block
connectorTerminal
E101 2C GroundON Battery voltage
OFF 0
PIIB5993E
Terminals
Condition of rear
window defogger
switchVoltage (V)
(Approx.) (+)
(–)
Fuse block
connectorTerminal
M5 5B GroundON Battery voltage
OFF 0
PIIB5992E
AB
Continuity
Fuse block
connectorTe r m i n a lDoor mirror
connectorTerminal
M5 5BD2 (LH)
D39 (RH)4Yes
A
GroundContinuity
Fuse block connector Terminal
M5 5B No
PIIB5988E

REAR WINDOW DEFOGGER
GW-89
C
D
E
F
G
H
J
K
L
MA
B
GW
Revision: 2007 April2007 M35/M45
5. CHECK GROUND CIRCUIT
Check continuity between door mirror connector and ground.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace harness.
6. CHECK DOOR MIRROR DEFOGGER
1. Connect door mirror connector.
2. Check door mirror.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace malfunctioning door mirror.
Check Driver Side Door Mirror Defogger Circuit NIS0022W
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door mirror LH connector.
3. Turn ignition switch ON.
4. Check voltage between door mirror LH connector and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace harness between fuse block (J/B) and
door mirror LH.
Door mirror connector Terminal
GroundContinuity
D2 (LH)
D39 (RH)8Yes
PIIB5989E
Door mirror connector Terminal Continuity
D2 (LH)
D39 (RH)48 Yes
PIIB5990E
Te r m i n a l s
Condition of rear
window defogger
switchVoltage (V)
(Approx.) (+)
(–)
Door mirror LH
connectorTe r m i n a l
D2 4 GroundON Battery voltage
OFF 0
PIIB5991E