Infiniti M45 (Y34). Manual — part 588
REAR WINDOW DEFOGGER
GW-63
C
D
E
F
G
H
J
K
L
M
A
B
GW
Wiring Diagram — DEF —
AIS001GW
TIWA0230E
GW-64
REAR WINDOW DEFOGGER
TIWA0231E
REAR WINDOW DEFOGGER
GW-65
C
D
E
F
G
H
J
K
L
M
A
B
GW
TIWA0232E
GW-66
REAR WINDOW DEFOGGER
Terminals and Reference Value for BCM
AIS001O1
Work Flow
AIS001GX
1.
Check the symptom and customer's requests.
2.
Understand the outline of system. Refer to
3.
The preliminary check. Refer to
4.
According to the trouble diagnosis chart, repair or replace the cause of the malfunction. Refer to
"Trouble Diagnosis Symptom Chart"
5.
Does rear defogger operate normally? OK: GO TO 6. NG: GO TO 4.
6.
Inspection end.
Preliminary Check
AIS002MW
POWER SUPPLY AND GROUND CIRCUIT INSPECTION
1.
FUSE INSPECTION
●
Check that any of the following fuses in the BCM is blown.
GW-60, "Component Parts and Harness Connector Location"
.
OK or NG?
OK
>> GO TO 2.
NG
>> If fuse is blown, be sure to eliminate cause of problem before installing new fuse. Refer to
TERMINAL
WIRE COLOR
ITEM
CONDITION
DATA (DC)
10
G/R
Rear defogger switch signal
Rear defogger switch ON
0V
Rear defogger switch OFF
Approx.5V
56
B
Ground
–
0V
68
W/B
IGN power supply
Ignition switch ON or START
Battery voltage
105
Y/L
BAT power supply
–
Battery voltage
113
B
Ground
–
0V
144
G/W
Rear window defogger and door
mirror defogger relay control sig-
nal
Rear defogger switch ON
0V
Rear defogger switch OFF
Battery voltage
Unit
Terminal NO.
Power source
Fuse NO.
BCM
105
BAT power supply
#3
68
IGN power supply
#1
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