1998 ISUZU TROOPER Service Repair Manual

Page 2745 of 3573

ISUZU TROOPER 1998  Service Repair Manual 8DÐ152 WIRING SYSTEM
Parts Location
Legend
(1) Lighting Switch
(2) R-12
(3) R-4
(4) R-13
(5) H-33
(6) H-44(7) H-46
(8) I-9
(9) B-19
(10) Relay and Fuse Box (X-9, X-22)
(11) H-13, H-15, H-27
(12) Fuse

Page 2746 of 3573

ISUZU TROOPER 1998  Service Repair Manual WIRING SYSTEM 8DÐ153
Headlight Leveling
General Description
The circuit consists of the headlight leveling SW and
headlight leveling actuators.  The actuator is made
up of a motor, two relays and dis

Page 2747 of 3573

ISUZU TROOPER 1998  Service Repair Manual 8DÐ154 WIRING SYSTEM
Circuit Diagram
3.0
B/Y
0.5
L/W
0.5
L/W
HEADLIGHT
LEVELING
SWITCH
HEADLIGHT LEVELING
ACTUATOR-RH
0.85
L/W
0.5
P/L
0.5
P/L0.5
O/L
0.5
O/L0.5
L/O
0.5
L/O0.5
O/B
0.5
O/B STARTER SW

Page 2748 of 3573

ISUZU TROOPER 1998  Service Repair Manual WIRING SYSTEM 8DÐ155
Parts Location
9
4
8
10
3
5
6
7
12
D08RW999
Legend
(1) H-12
(2) H-9, H-24
(3) C-16
(4) Headlight Leveling Actuator-LH
(5) C-77(6) Fuse Box
(7) C-76
(8) Headlight Leveling Actuato

Page 2749 of 3573

ISUZU TROOPER 1998  Service Repair Manual 8DÐ156 WIRING SYSTEM
Diagnosis
Quick Chart for Check Points
Trouble modeCheck point
Both actuators inoperative
Actuator on the left (or right) side inoperative
Actuator on the left (or right) side do

Page 2750 of 3573

ISUZU TROOPER 1998  Service Repair Manual WIRING SYSTEM 8DÐ157
1.  Both Actuators Inoperative
YES
REPLACE THE FUSE
NO
·IS THE FUSE C-4 (10A) NORMAL?
IS 6  C-16  AND 7  C-16  GROUNDED
SECURELY?
YES
GROUND THEM SECURELY
NO
·
IS THE CONTINUIT

Page 2751 of 3573

ISUZU TROOPER 1998  Service Repair Manual 8DÐ158 WIRING SYSTEM
3.  Actuator On The Left (Or Right) Side Does Not Stop
YES
REPAIR OR REPLACE THE ACTUATOR
(FAILURE OF THE SENSOR OR A SHORT
CIRCUIT IN THE ACTUATOR)
NO
·IS THERE CONTINUITY BETW

Page 2752 of 3573

ISUZU TROOPER 1998  Service Repair Manual WIRING SYSTEM 8DÐ159
Clearance Light, Taillight and
License Plate Light
General Description
The circuit consists of the lighting switch, clearance
light, taillight and license plate light.
All these