2004 INFINITI FX35 ground

REAR WINDOW DEFOGGER
GW-101
C
D
E
F
G
H
J
K
L
MA
B
GW
Revision: 2004 November 2004 FX35/FX45
4. CHECK REAR WINDOW DEFOGGER RELAY GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Installation 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 E9 terminal 52
and rear window defogger relay connector E13 terminal 2.
OK or NG
OK >> GO TO 6.
NG >> Repair or replace harness between IPDM E/R and rear
window defogger relay.
6. CHECK REAR WINDOW DEFOGGER RELAY OUTPUT SIGNAL
1. Connect IPDM E/R and rear window defogger relay.
2. Turn ignition switch ON.
3. Check voltage between IPDM E/R connector E9 terminal 52 and
ground.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace IPDM E/R.
ConnectorTerminals (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (-)
E9 52 (G) GroundWhen rear window defog-
ger switch ON0
When rear window defog-
ger switch OFFBattery
voltage
PIIA6210E
52 (G) – 2 (G) : Continuity should exist.
PIIA6211E
52 (G) – Ground : Battery voltage
PIIA6210E

GW-102
REAR WINDOW DEFOGGER
Revision: 2004 November 2004 FX35/FX45
Rear Window Defogger Circuit CheckAIS004RC
1. CHECK POWER SUPPLY CIRCUIT 1
1. Turn ignition switch OFF.
2. Disconnect rear window defogger connector.
3. Turn ignition switch ON.
4. 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. Check continuity between rear window defogger connector
D114 terminal 2 and ground.
OK or NG
OK >> Check filament. Refer to GW-107, "Filament Check"

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.
3. CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Remove rear window defogger relay.
3. Check continuity between rear window defogger relay connector
E13 terminal 5, 7 and rear window defogger connector D104 ter-
minal 1.
OK or NG
OK >> Check condition of harness and connector.
NG >> Repair or replace harness rear window defogger relay
and condenser.
ConnectorTerminal (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
D104 1(W) GroundRear window defogger
switch ON. Battery voltage
Rear window defogger
switch OFF.0
PIIA9347E
2 (B) − Ground : Continuity should exist.
PIIA9348E
5 (B) – 1 (W) : Continuity should exist.
7 (B) – 1 (W) : Continuity should exist.
PIIA9349E

REAR WINDOW DEFOGGER
GW-103
C
D
E
F
G
H
J
K
L
MA
B
GW
Revision: 2004 November 2004 FX35/FX45
Door Mirror Defogger Power Supply Circuit CheckAIS004RD
1. CHECK FUSE

Check 15A fuse [No.8, located in fuse block (J/B)]
NOTE:
Refer to GW-86, "
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
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 between rear window defog-
ger relay and fuse block (J/B).
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 HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect fuse block (J/B) and door mirror connector.
3. Check continuity between fuse block (J/B) connector M2 termi-
nal 5B and door mirror connector D2 (driver side) or D32 (pas-
senger side) terminal 1.
OK or NG
OK >> GO TO 5.
NG >> Repair or replace harness between fuse block (J/B) and
malfunction door mirror connector.
ConnectorTerminal (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
E201 2C (B) GroundRear window defogger
switch ON Battery voltage
Rear window defogger
switch OFF0
PIIA2388E
ConnectorTerminal (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
M2 5B (L) GroundRear window defogger
switch ON Battery voltage
Rear window defogger
switch OFF0
PIIA2386E
5B (L) – 1 (L) : Continuity should exist.
PIIA6213E

GW-104
REAR WINDOW DEFOGGER
Revision: 2004 November 2004 FX35/FX45
5. CHECK GROUND CIRCUIT
Check continuity between each door mirror connector D2 (driver
side), D32 (passenger side) terminal 2 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 continuity between each door mirror connector D2 (driver
side), D32 (passenger side) terminals 1 and 2.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace malfunctioning door mirror.
Driver Side Door Mirror Defogger Circuit CheckAIS004RE
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door mirror (driver side) connector.
3. Turn ignition switch ON.
4. Check voltage between door mirror (driver side) connector and
ground.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace harness between fuse block (J/B) and door mirror (driver side).2 (B) – Ground : Continuity should exist.
PIIA6214E
1 (L) – 2 (B) : Continuity should exist.
PIIA6215E
ConnectorTerminal (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
D2 1 (L) GroundRear window defogger
switch ON Battery voltage
Rear window defogger
switch OFF0
PIIA6216E

REAR WINDOW DEFOGGER
GW-105
C
D
E
F
G
H
J
K
L
MA
B
GW
Revision: 2004 November 2004 FX35/FX45
2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between door mirror (driver side) connector D2
terminal 2 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between door mirror (driver
side) and ground.
3. CHECK DOOR MIRROR DEFOGGER
1. Connector door mirror connector.
2. Check continuity between each door mirror connector D2 (driver
side) terminals 1 and 2.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace door mirror (driver side).
Passenger Side Door Mirror Defogger Circuit Check AIS004RF
1. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door mirror (passenger side) connector.
3. Turn ignition switch ON.
4. Check voltage between door mirror (passenger side) connector
and ground.
OK or NG
OK >> GO TO 2.
NG >> Repair or replace harness between fuse block (J/B) and door mirror (passenger side).2 (B) – Ground : Continuity should exist.
PIIA6214E
1 (L) – 2 (B) : Continuity should exist.
PIIA6215E
ConnectorTerminal (Wire color)
ConditionVoltage (V)
(Approx.)
(+) (–)
D32 1 (L) GroundRear window defogger
switch ON Battery voltage
Rear window defogger
switch OFF0
PIIA6216E

GW-106
REAR WINDOW DEFOGGER
Revision: 2004 November 2004 FX35/FX45
2. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Check continuity between door mirror (passenger side) connec-
tor D32 terminal 2 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness between door mirror (passen-
ger side) and ground.
3. CHECK DOOR MIRROR DEFOGGER
1. Connector door mirror connector.
2. Check continuity between each door mirror connector D32 (pas-
senger side) terminals 1 and 2.
OK or NG
OK >> Check condition of harness and connector.
NG >> Replace door mirror (passenger side).
Rear Window Defogger Signal CheckAIS004RG
1. CHECK REAR WINDOW DEFOGGER SWITCH LAMP
A/C and AV switch self-diagnosis is performed. Refer to AV- 3 5 , "
A/C and AV Switch Self-Diagnosis Function"
Does rear window defogger switch light?
YES >> GO TO 2.
NO >> Replace A/C and AV switch.
2. CHECK AV COMMUNICATION LINE
AV communication line check is performed. Refer to AV- 8 4 , "
A/C and AV Switch Does Not Operate"
Is rear window defogger displayed on the display?
YES >> GO TO 3.
NO >> Replace display control unit.
3. CHECK CAN COMMUNICATION LINE
CAN communication line check is performed. Refer toAV- 8 5 , "
CAN Communication Line Inspection"
OK or NG
OK >> Check condition of harness and connector.
NG >> In addition, it is necessary to check CAN communication line. Refer to AV- 8 5 , "
CAN Communica-
tion Line Inspection"
2 (B) – Ground : Continuity should exist.
PIIA6214E
1 (L) – 2 (B) : Continuity should exist.
PIIA6215E

IDX-4
ALPHABETICAL INDEX
Electric throttle control actuator ........ EC-415, EC-417,
EC-1077
, EC-1079
Electric throttle control actuator (VK45DE) ..... EM-174
Electric throttle control actuator (VQ35DE) ....... EM-19
Electrical load signal circuit .............. EC-614, EC-1292
Electrical unit ..................................................... PG-77
Electrical units location ...................................... PG-70
Electronic ignition (EI) system ............. EC-34, EC-681
Engine control module (ECM) .......... EC-401, EC-1057
Engine control system diagram and chart ........ EC-29,
EC-676
Engine coolant temperature sensor (ECTS) ... EC-185,
EC-197
, EC-842, EC-855
Engine coolant(VK45DE) .................................. CO-36
Engine coolant(VQ35DE) ................................. CO-11
Engine oil filter replacement ............................. MA-25
Engine oil filter replacement(VQ35DE) ............. MA-18
Engine oil precautions .......................................... GI-8
Engine oil replacement(VQ35DE) ..................... MA-17
Engine oil(VK45DE) ........................................... LU-25
Engine oil(VQ35DE) ............................................ LU-7
Engine removal(VK45DE) ............................... EM-236
Engine removal(VQ35DE) .............................. EM-110
Engine room cover(VK45DE) ......................... EM-168
ETC1 - Wiring diagram .................... EC-418, EC-1080
ETC2 - Wiring diagram .................... EC-425, EC-1087
ETC3 - Wiring diagram .................... EC-429, EC-1091
EVAP canister .................................. EC-646, EC-1323
EVAP canister purge volume control solenoid valve ....
EC-335
, EC-990, EC-1160
EVAP canister vent control valve ...... EC-342, EC-502,
EC-997
, EC-1168
EVAP control system (small leak) diagnosis .. EC-326,
EC-366
, EC-981, EC-1022
EVAP control system pressure sensor ........... EC-349,
EC-352
, EC-358, EC-1004, EC-1007, EC-1014
EVAP control system purge flow monitoring diagnosis
EC-321
, EC-976
EVAP vapor lines inspection ................. MA-20, MA-27
Evaporative emission (EVAP) system ............ EC-643,
EC-1320
Evaporator ..................................................... ATC-155
Exhaust manifold(VK45DE) ............................ EM-178
Exhaust manifold(VQ35DE) .............................. EM-26
Exhaust system ................................................... EX-3
Exhaust system inspection ..................... EX-3, MA-28
Expansion valve ............................................. ATC-156
F
F/FOG - Wiring diagram ..................................... LT-79
F/PUMP - Wiring diagram ................ EC-604, EC-1281
Final drive removal and installation .. FFD-10, RFD-11
Floor trim ............................................................. EI-40
Flow charts ......................................................... GI-27
Fluid temperature sensor (A/T) ........................ AT-139
Fluorescent leak detector .............................. ATC-157
Fog lamp, front .................................................... LT-77
Front axle ............................................. FAX-4, FAX-10
Front brake solenoid valve ................. AT-156, AT-158
Front bumper ...................................................... EI-14
Front door ............................. BL-148, BL-152, GW-76
Front fog lamp .................................................... LT-77
Front passenger air bag .................................. SRS-40
Front seat belt ...................................................... SB-4
Front seat belt pre-tensioner ..... SB-2, SRS-3, SRS-47
Front side air bag ............................................ SRS-41
Front suspension .............................................. FSU-6
Front washer ...................................................... WW-4
Front wiper ......................................................... WW-4
FTTS - Wiring diagram ...... EC-275, EC-280, EC-933,
EC-938
Fuel cut control (at no load high engine speed) EC-35,
EC-683
Fuel filter replacement ......................................... FL-4
Fuel gauge ............................................................ DI-4
Fuel injector and fuel tube(VK45DE) .............. EM-188
Fuel injector and fuel tube(VQ35DE) ................ EM-45
Fuel level sensor EC-384, EC-386, EC-388, EC-1040,
EC-1042
, EC-1044
Fuel line inspection .................................. FL-3, MA-24
Fuel line inspection(VQ35DE) .......................... MA-17
Fuel precautions .......................................... GI-6, GI-7
Fuel pressure check ........................... EC-51, EC-700
Fuel pressure release ......................... EC-51, EC-700
Fuel pump ....................................... EC-603, EC-1280
Fuel pump and gauge .......................................... FL-4
Fuel system ......................................................... FL-3
Fuel tank ............................................................ FL-10
Fuel tank temperature sensor .......... EC-273, EC-279,
EC-931
, EC-937
Fuel tank vacuum relief valve ......... EC-646, EC-1323
FUELB1 - Wiring diagram .. EC-258, EC-267, EC-916,
EC-925
FUELB2 - Wiring diagram .. EC-259, EC-268, EC-917,
EC-926
Fuse .................................................................. PG-17
Fuse and fusible link box .................................. PG-84
Fusible link ........................................................ PG-17
G
Gauges ................................................................. DI-4
Glass ...................................... GW-11, GW-76, GW-80
Glove box lamp ................................... LT-154, LT-197
GPS antenna ..................................................... AV-89
Grille - See Exterior ............................................ EI-23
Ground distribution ........................................... PG-31
H
H/AIM - Wiring diagram ..................................... LT-73
H/LAMP - Wiring diagram .................................. LT-11
Harness connector ............................................ PG-74
Harness layout .................................................. PG-46
Hazard warning lamp ......................................... LT-89
Headlamp aiming control ................................... LT-73
Headlamp leveler - See Headlamp aiming control ........

LAN-48
[CAN]
CAN SYSTEM (TYPE 1)
Revision: 2004 November 2004 FX35/FX45
2. CHECK HARNESS FOR SHORT CIRCUIT
1. Disconnect following connectors.
–ECM connector
–Harness connector M82
–Display unit connector
–BCM connector
–Steering angle sensor connector
–Unified meter and A/C amp. connector
–Harness connector M41
2. Check continuity between data link connector M5 terminals 6 (L)
and 14 (R).
OK or NG
OK >> GO TO 3.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.

Harness between data link connector and ECM

Harness between data link connector and harness
connector M82

Harness between data link connector and display unit

Harness between data link connector and BCM

Harness between data link connector and steering angle sensor

Harness between data link connector and unified meter and A/C amp.

Harness between data link connector and harness connector M41
3. CHECK HARNESS FOR SHORT CIRCUIT
Check continuity between data link connector M5 terminals 6 (L), 14
(R) and ground.
OK or NG
OK >> GO TO 4.
NG >> Check the following harnesses. If any harness is dam-
aged, repair the harness.

Harness between data link connector and ECM

Harness between data link connector and harness
connector M82

Harness between data link connector and display unit

Harness between data link connector and BCM

Harness between data link connector and steering angle sensor

Harness between data link connector and unified meter and A/C amp.

Harness between data link connector and harness connector M41 6 (L) - 14 (R) : Continuity should not exist.
SKIA6868E
6 (L) - Ground : Continuity should not exist.
14 (R) - Ground : Continuity should not exist.
SKIA6874E