1998 ISUZU TROOPER fuse

WIRING SYSTEM 8DÐ217
1 Both Stoplights Inoperative
·IS THE BATTERY VOLTAGE APPLIED TO 1 B-14 (1 B-13 )
OF THE STOPLIGHT SW (OR THE BRAKE SW)?
YES
YES
REPLACE THE FUSE
NO
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN THE FUSE C-14 (15A)
AND 1 B-14 (1 B-13 )
NO
·IS FUSE C-14 (15A) NORMAL?
·IS R-4 GROUNDED SECURELY?
GROUND IT SECURELY
YESNO
·REMOVE THE STOPLIGHT SW (OR THE BRAKE SW) CONNECTOR.
·WHEN DEPRESS THE BRAKE PEDAL, IS THERE ANY
CONTINUITY BETWEEN THE 1 B-14 AND 2 B-14
(OR 1 B-13 AND 4 B-13 ) OF THE SWITCH?
DOES THE PUSH ROD OF THE STOPLIGHT SW (OR THE
BRAKE SW ) OPERATE SMOOTHLY?
YESNO
·REPLACE THE STOPLIGHT SW (OR BRAKE SW)
REPAIR A POOR CONNECTION AT THE CONNECTORS OR AN
OPEN CIRCUIT BETWEEN 2 B-14 (4 B-13 ) AND 7 H-32
YESNO
REPLACE THE STOPLIGHT SW (OR BRAKE SW)

WIRING SYSTEM 8DÐ223
Parts Location (RHD)
Legend
(1) Backup Light-RH
(2) R-12
(3) Backup Light-LH
(4) R-13
(5) R-4
(6) H-7, H-25(7) H-32
(8) M-8 (6V*1 M/T), E-42, E-43 (4JG2)
(9) Mode Switch (A/T), M-25
(10) H-4, H-5
(11) Fuse Box
(12) Backup Light Switch (M/T)
1122
4
3
5
6
7
8
9
10
11
D08RW881

8DÐ226 WIRING SYSTEM
Parts Location (LHD)
Legend
(1) Backup Light-RH
(2) Backup Light-LH
(3) R-13
(4) R-4
(5) H-32
(6) H-8, H-25(7) Fuse Box
(8) Backup Light Switch (M/T)
(9) Mode Switch (A/T) M-25
(10) H-11
(11) H-5
(12) M-8, M-9, E-42, E-43
(13) R-12
11
1087653 2 131
12
9
4
D08RW371

WIRING SYSTEM 8DÐ227
Diagnosis
Quick Chart for Check Points
Check pointFuse
C-3
(10A)F-3
(15A)Backup
light
bulbHorn
SWHorn
relayCable
harness
1 Both backup lights inoperativeTrouble mode
2 Backup light on the left (or right)
side do not light up
3 Backup light remains on
Backup
light SW/
Mode SW

8DÐ228 WIRING SYSTEM
1 Both Backup Lights Inoperative
·IS FUSE C-3 (10A) NORMAL?
·IS R-4 GROUNDED SECURELY?
GROUND IT SECURELY
YES
REPLACE THE FUSE
NO
YESNO
·
·
YESNO
·
·SET THE TRANSMISSION GEAR TO THE REVERSE POSITION
WITH THE MODE SW (OR BACKUP LIGHT SW) CONNECTOR
DISCONNECTED, IS THERE CONTINUITY BETWEEN THE SW
SIDE CONNECTORS 5 C-43 AND 2 C-43 (1 E-42 AND
1 E-43 OR 1 M-8 AND 1 M-9 ) ?REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN THE FUSE C–3 (10A)
AND MODE SW (BACKUP LIGHT SW)
NO
REPAIR OR REPLACE THE MODE SW
(BACKUP LIGHT SW)
REPAIR A POOR CONNECTION AT THE CONNECTORS
OR AN OPEN CIRCUIT BETWEEN 2 C-43 ( 1 E-43 OR
1 M-9 ) AND 8 H-32
TURN THE STARTER SW ON
IS THE BATTERY VOLTAGE APPLIED BETWEEN THE MODE
SW (OR BACKUP LIGHT SW) HARNESS SIDE CONNECTORS
8 M-25 (1 E-42 , 1 M-8 OR 1 E-15 ) AND THE GROUND?

8DÐ232 WIRING SYSTEM
Parts Location (RHD)
Legend
(1) Horn Switch
(2) Horn (Low Note)
(3) C-28
(4) C-27(5) Horn (High Note)
(6) Relay and Fuse Box (X-8)
(7) Fuse Box
(8) H-15, H-16
(9) B-12
54
6
7
8
9
1
3
2
D08RW880

8DÐ234 WIRING SYSTEM
Parts Location (LHD)
Legend
(1) Horn Switch
(2) Fuse Box
(3) B-12
(4) C-28(5) C-27
(6) Horn (High Note)
(7) Horn (Low Note)
(8) Relay and Fuse Box (X-8)
(9) H-12, H-16
1
9
8
7
6
54
32
D08RW398

WIRING SYSTEM 8DÐ235
1 Horns Do Not Sound
·IS FUSE F-3 (15A) NORMAL?
YES
·IS THE HORN RELAY NORMAL? REPLACE THE FUSE
NO
YES
·IS THE BATTERY VOLTAGE APPLIED BETWEEN
2 X-8 AND THE GROUND?REPLACE THE HORN RELAY
NO
YES
·IS THE HORN SWITCH NORMAL?
NO
YESNO
NOYES
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT
BETWEEN FUSE F-3 (15A) AND 2 X-8
·
·WITH THE HORN SWITCH DEPRESSED,
IS THERE CONTINUITY BETWEEN 1 X-8 AND
THE GROUND?REPAIR OR REPLACE THE SWITCH
REPAIR A POOR CONNECTION AT THE
CONNECTORS OR AN OPEN CIRCUIT BETWEEN
1 X-8 AND 12 B-12REPAIR A POOR CONNECTION AT THE CONNECTORS OR AN
OPEN CIRCUIT BETWEEN 3 X-8 AND 1 C-27 (1 C-28 )
WARNING:
WHEN SERVICING A VEHICLE EQUIPPED WITH SUPPLEMENTAL RESTRAINT SYSTEM, PAY
CLOSE ATTENTION TO ALL WARNINGS AND CAUTIONS.
FOR DETAILED EXPLANATION ABOUT SRS, REFER TO SECTION 9J ÒSUPPLEMENTAL
RESTRAINT SYSTEM (SRS)Ó AND 3F4 ÒSUPPLEMENTAL RESTRAINT SYSTEM STEERING WHEEL
& COLUMNÓ.