Infiniti G35 (V35). Manual - part 549

 

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Infiniti G35 (V35). Manual - part 549

 

 

REAR WINDOW DEFOGGER

GW-67

C

D

E

F

G

H

J

K

L

M

A

B

GW

CONSULT-II Function (BCM)

NIS000F8

CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.

CONSULT-II START PROCEDURE

Refer to

GI-37, "CONSULT-II Start Procedure"

DATA MONITOR
Display Item List

ACTIVE TEST
Display Item List

BCM diagnostic test item

Check item diagnostic test mode

Content

REAR DEFOGGER

Data monitor

Displays the input data of BCM in real time.

Active test

Gives a drive signal to a load to check the operation.

Monitor item “Operation”

Content

REAR DEF SW

“ON/OFF”

Displays “Press (ON)/others (OFF)” status determined with the rear window defogger 
switch.

IGN ON SW

“ON/OFF”

Displays “IGN (ON)/OFF” status determined with the ignition switch signal.

Test item

Content

REAR DEFOGGER

Gives a drive signal to the rear window defogger to activate it.

GW-68

REAR WINDOW DEFOGGER

Work Flow

NIS000F9

1.

Check the symptom and customer's requests.

2.

Understand the outline of system. Refer to 

GW-58, "System Description"

 .

3.

According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to 

GW-68,

"Trouble Diagnoses Symptom Chart"

 .

4.

Does rear window defogger operate normally? YES: GO TO 5, NO: GO TO 3.

5.

INSPECTION END.

Trouble Diagnoses Symptom Chart

NIS000FA

Check that other systems using the signal of the following systems operate normally.

Symptom

Diagnoses / service procedure

Refer to page

Rear window defogger and door mirror defogger do not 
operate.

1. Check BCM power supply and ground circuit.

GW-69

2. Check IPDM E/R auto active test.

PG-21

3. Check Rear window defogger switch circuit.

GW-70

4. Check Rear window defogger power supply circuit.

GW-71

5. Replace IPDM E/ R.

PG-27

Rear window defogger does not operated. 

1. Check BCM power supply and ground circuit.

GW-69

2. Check IPDM E/R auto active test.

PG-21

3. Check Rear window defogger switch circuit.

GW-70

4. Check Rear window defogger power supply circuit.

GW-71

5. Check Rear window defogger circuit.

GW-73

6. Check Filament.

GW-78

7. Replace IPDM E/ R.

PG-27

Rear window defogger does not operate but both of door 
mirror defoggers operate.

1. Check Rear window defogger circuit.

GW-73

2. Check Filament.

GW-78

Both of door mirror defoggers do not operated but rear 
window defogger operate.

Check Door mirror defogger power supply circuit.

GW-74

Driver side door mirror defogger does not operated.

Check Driver side door mirror defogger circuit.

GW-75

Passenger side door mirror defogger does not operated.

Check Passenger side door mirror  defogger circuit.

GW-76

REAR WINDOW DEFOGGER

GW-69

C

D

E

F

G

H

J

K

L

M

A

B

GW

Check BCM Power Supply and Ground Circuit

NIS000FB

First perform the “SELF-DIAG RESULTS” in “BCM” with CONSULT-II, then perform the each trou-
ble diagnosis of malfunction system indicated “SELF-DIAG RESULTS” of “BCM”, Refer to 

BCS-

13, "CONSULT-II Function (BCM)"

 .

1. 

FUSE INSPECTION

●

Check 10A fuse [No.1, located in fuse block (J/B)]

●

Check 10A fuse [No.18, located in fuse block (J/B)]

●

Check 50A fusible link (letter F , located in the fusible link box).

NOTE:
Refer to 

GW-58, "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 ON.

2.

Check voltage between BCM connector M1, M2 terminal 38, 42,
55 and ground.

OK or NG

OK

>> GO TO 3.

NG

>> Check BCM power supply circuit for open or short.

3. 

CHECK GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect BCM connector.

3.

Check continuity between BCM connector M2 terminal 52 and
ground.

OK or NG

OK

>> Power supply and ground circuit is OK.

NG

>> Check BCM ground circuit for open or short.

38 (W/L) – Ground

: Battery voltage

42 (GY) – Ground

: Battery voltage

55 (W/R) – Ground

: Battery voltage

PIIA6160E

52 (B) – Ground

: Continuity should exist.

PIIA9131E

GW-70

REAR WINDOW DEFOGGER

Check Rear Window Defogger Switch Circuit

NIS000FC

1. 

CHECK REAR WINDOW DEFOGGER SWITCH OPERATION 

 With CONSULT-II

Check (“REAR DEF SW”, “IGN ON SW”) in DATA MONITOR mode
with CONSULT-II. Refer to 

GW-67

 .

 With out CONSULT-II

1.

Turn ignition switch ON.

2.

Check voltage between BCM connector ground.

OK or NG

OK

>> Rear window defogger switch check is OK.

NG

>> GO TO 2.

2. 

CHECK REAR WINDOW DEFOGGER SWITCH CIRCUIT HARNESS CONTINUITY

1.

Turn ignition switch OFF.

2.

Disconnect BCM and A/C and audio controller connector.

3.

Check continuity between BCM connector M1 terminal 9 and A/
C and audio controller connector M38 terminal 12.

OK or NG

OK

>> GO TO 3.

NG

>> Repair or replace harness.

When rear defogger switch is turned to ON

REAR DEF SW

: ON

When ignition switch is turned to ON

IGN ON SW

: ON

PIIA2373E

Connector

Terminal (Wire color)

Condition

Voltage (V)

(Approx.)

(+)

(-)

M1

9 (L/R)

Ground

Rear window defogger 
switch is pressed.

0

Rear window defogger 
switch is OFF.

 5

PIIA6208E

9 (L/R) – 12(L/R) 

: Continuity should exist

PIIA9478E

 

 

 

 

 

 

 

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