Isuzu Trooper (1998-2002 year). Service manual — part 946
8D–318
WIRING SYSTEM
Rear Wiper/Washer
General Description
The circuit consists of rear wiper/washer switch,
alarm & relay control unit, rear wiper motor and rear
washer motor.
When rear wiper switch on rear wiper/washer
switch is depressed, battery voltage is applied to
rear wiper motor through alarm & relay control unit
and activates rear wiper motor.
When rear washer switch on rear wiper/washer
switch is depressed, battery voltage is applied to
rear washer motor and activates rear washer motor.
At the same time, the current as an input signal for
activating rear wiper motor flows to alarm & relay
control unit, then alarm & relay control unit
activates rear wiper motor to wipe glass cleaning
fluid.
WIRING SYSTEM
8D–319
Circuit Diagram (RHD)-1
ALARM & RELAY
CONTROL UNIT
RR WIPER/
WASHER SW
B-2
BODY-LH
A
B
4
B-7
7
I-16
8
B-7
B-7
2.0
B
0.85
B
0.5
L/B
0.5
L/B
0.5
L/B
0.5
L/B
3.0
B/R
C-6 10A
RR WIPER&WASHER
9
B-18
BODY-RH
2.0
B
B-7
AUTO STOP
0.5
LG/L
2
C
B-7
MOTOR
H-25
3
31
4
I-16
H-16
I-16
0.5
LG/R
0.5
LB
0.5
LG/W
0.5
LB
D
0.5
LG/W
0.5
LG/W
0.3
R/G
0.85
G/R
3
STARTER SW
(IG2)
ILLUMINATION
CONTROLLER(3)
TAIL RELAY
(4)
I-16
I-16
18
B-7
WASHER
WIPER
22
H-25
11
86
2
H-26
RR
WASHER
RR
WIPER
D08RW643
8D–320
WIRING SYSTEM
Circuit Diagram (RHD)-2
RR WASHER
MOTOR
RR WIPER
MOTOR
2
H-32
3
7
G-6
H-38
A
1
H-32
1
6
G-6
H-38
B
R-3
BODY-RR
3
H-32
2
9
G-6
5
H-38
0.5
B
1.25
B
0.5
B
0.5
B
0.5
LG/W
0.5
LG/W
0.5
LG/W
0.5
LG/R
0.5
LG/R
0.5
LG/R
0.5
LG/Y
0.5
LG/L
0.5
LG/L
0.5
L/B
0.5
L/B
0.5
L/B
H-38
4
G-6
C
4
H-32
1
3
G-2
H-38
2
G-2
D
M
M
D08RW642
WIRING SYSTEM
8D–321
Parts Location (RHD)
Legend
(1) B-2
(2) Alarm and Relay Control Unit (B-7)
(3) I-16
(4) H-16, H-25, H-26
(5) B-18
(6) Fuse Box
(7) H-32
(8) RR Wiper Motor (G-6)
(9) RR Washer Motor (G-2)
(10) H-38
(11) R-3
4
5
6
7
8
9
11
1
2
3
10
D08RWA07
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