1998 ISUZU TROOPER fuse

WIRING SYSTEM 8D – 341
5. Washer Motor Does Not Operate
•DISCONNECT THE HEADLIGHT WASHER MOTOR
CONNECTOR
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN 1 C-36 AND FUSE C-7 (10A)
NO
•CONNECT THE MOTOR SIDE CONNECTOR
TERMINAL 1 C-36 TO THE BATTERY (+)
TERMINAL, AND 2 C-36 TO THE (–) TERMINAL
YES
REPAIR OR REPLACE THE MOTOR
NO
•DISCONNET THE ALARM & RELAY CONTROL
UNIT CONNECTOR B-6
•TURN THE STARTER SWITCH ON
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN FUSE C-4 (10A) AND 1 B-6
NO
•TURN THE STARTER SWITCH ON
•IS THERE BATTERY VOLTAGE APPLIED
BETWEEN THE WASHER MOTOR HARNESS SIDE
CONNECTOR 1 C-36 AND THE GROUND?
•DOES THE MOTOR ROTATE?
•IS THERE BATTERY VOLTAGE APPLIED BETWEEN
THE CONTROL UNIT HARNESS SIDE CONNECTOR
1 B-6 AND THE GROUND?
•RECONNECT THE HEADLIGHT WASHER MOTOR CONNECTOR
YESNO
•IS FUSE C-4 (10A) NORMAL?
YES
REPLACE THE FUSE
NO
•IS THERE CONTINUITY BETWEEN THE HARNESS
SIDE CONNECTORS 12 B-6 AND 5 C-23
YESNO
REPLACE THE ALARM & RELAY CONTROL UNITREPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT IN
THE CIRCUIT
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN 2 C-36 AND 10 B-7
•IS THERE BATTERY VOLTAGE APPLIED BETWEEN THE
HARNESS SIDE CONNECTOR 10 B-7 AND THE GROUND?

8D – 344 WIRING SYSTEM
Parts Location (RHD)
Legend
(1) I-17 (Rear Defogger Switch)
(2) Starter Switch
(3) H-25, H-26
(4) B-19
(5) Fuse Box (B-38)
(6) B-26
(7) G-7(8) H-37
(9) R-3
(10) Rear Defogger
(11) G-3
(12) H-31
(13) B-2
(14) B-6, B-7 (Alarm and Relay Control Unit)
8 9 10
11
12
131412
3
4
5
6
7
%38

8D – 346 WIRING SYSTEM
Parts Location (RHD)
Legend
(1) H-48
(2) B-2
(3) G-7
(4) Rear Defogger
(5) G-3
(6) H-37
(7) R-3
(8) H-31(9) B-26
(10) Fuse Box
(11) B-38
(12) B-18
(13) H-25
(14) Starter Switch
(15) I-17 (Rear Defogger Switch)
(16) B-6, B-7 (Alarm and Relay Control Unit)
%38
9
8
7
65
4
3
21 161514
13
12
11
10

WIRING SYSTEM 8D – 347
Diagnosis
Quick Chart for Check Points
Check pointFuse
C-4
(10A)C-17
(25A)Rear
defogger
relayAlarm &
relay
control
unitCable
harness
1 Rear defogger does not operateTrouble mode
2 Rear defogger timer does not function
Rear
defogger
SW

8D – 348 WIRING SYSTEM
1 Rear Defogger Does Not Operate
•IS THE REAR DEFOGGER SWITCH NORMAL?
YES
YES
REPLACE THE FUSE
NO
NO
•ARE THE FUSES C-4 (10A) AND C-17
(25A) NORMAL?
•IS THE REAR DEFOGGER RELAY NORMAL?
REPLACE THE RELAY
YESNO
TURN ON THE STARTER SWITCH AND THE REAR DEFOGGER
SWITCH
YESNO
•
GROUND IT SECURELY
YESNO
•IS R-3 GROUNDED SECURELY? REPAIR OR REPLACE THE SWITCH
IS THERE A BATTERY VOLTAGE APPLIED BETWEEN THE REAR
DEFOGGER CONNECTOR 1 G-3 AND THE GROUND? •
YES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT IN
EACH OF THE FOLLOWING
CONNECTIONS: FUSE C-17 (25A) AND
2 B-38 , FUSE C-4 (10A) AND 3 B-38 ,
4 B-38 AND 1 G-3 , 4 I-17
AND 8 B-6 , 5 I-17 AND FUSE C-4 (10A)
NO
•IS THERE CONTINUITY BETWEEN 1 G-7
AND THE GROUND?
REPLACE THE ALARM & RELAY CONTROL
UNITREPAIR A POOR CONNECTION AT THE
CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 1 G-7
AND R-3

WIRING SYSTEM 8D – 355
Parts Location (RHD)
Legend
(1) R-10
(2) R-5
(3) D-13
(4) Auto Antenna
(5) H-32
(6) H-18
(7) D-10
(8) B-8
(9) I-39(10) D-1
(11) H-22
(12) Relay and Fuse Box
(13) B-19
(14) Fuse Box
(15) H-25, H-26, H-27
(16) D-4
(17) I-15
(18) B-59
D08RWB91
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1718

8D – 358 WIRING SYSTEM
Parts Location (LHD)
Legend
(1) R-10
(2) R-5
(3) D-4
(4) H-25, H-26
(5) H-32
(6) H-22
(7) D-1
(8) Fuse Box(9) I-39
(10) D-10
(11) B-8
(12) Relay and Fuse Box
(13) Auto Antenna
(14) H-48
(15) H-18
(16) D-13
(17) I-15
D08RW676
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17

WIRING SYSTEM 8D – 361
Parts Location (RHD)
Legend
(1) H-26, H-27
(2) H-20
(3) B-2
(4) B-26
(5) B-58(6) I-20, I-21, I-22
(7) I-27
(8) B-18, B-19
(9) Relay and Fuse Box
(10) C-39
(11) Fuse Box
3
2
4
5
6 7
8 9
1011
1
D08RWA52