Isuzu N-Series. Manual - part 1013

CAB AND CHASSIS ELECTRICAL 8-157

Fog Light Switch

Inspection
Check the continuity between the connector terminals
while operating the switch.
Replace the switch when the result of inspection is
found abnormal.

Removal
Preparation:
Disconnect the battery ground cable.

1. Meter Cluster

Refer to “METER AND WARNING/INDICATOR
LIGHT” in this section.

2. Fog Light Switch

Release the lock pushing the switch from the back
side of the meter cluster.

Installation
To install, follow the removal steps in the reverse order.

N8A0435E

N8A0436E

8-158 CAB AND CHASSIS ELECTRICAL

Combination Switch (Lighting Switch, Dimmer, Passing Switch, Cornering Light Switch and Rear
Fog Light Switch)

Inspection
Check the continuity between the connector terminals while operating the switch.
Replace the switch when the result of inspection is found abnormal.

Removal
Preparation:
Disconnect the battery ground cable.

1. Horn Pad

1) Hold the horn pad and pull it upward.

2. Steering Wheel

1) Remove the steering shaft nut.
2) Remove the steering wheel by using steering

wheel remover.
(Refer to Section 3B4 “STEERING COLUMN”
for steering wheel removal steps.)

3. Steering Cowl

Remove the four screws.

4. Combination Switch

1) Remove the four screws.
2) Disconnect the connector.

1

2

4

5

7

8

9

10

11

12

13

14

REAR FOG
SW

OFF

High beam

Passing

Turning left

Neutral

Turning
right

Lighting SW

Cornering
light SW

Terminal No.

SW position

N8A0143E

CAB AND CHASSIS ELECTRICAL 8-159

Installation
To install, follow the removal steps in the reverse order,
noting the following point.

1. Tighten the steering shaft nut to the specified

torque.

Tighten:
Shaft nut to 49 N

⋅m (5 kg⋅m / 36 lb⋅ft)

Headlight Leveling

General Description

The circuit consists of starter SW, headlight leveling SW
and headlight leveling actuator.
When the headlight leveling SW is operated with the
starter SW at ON position, the actuator is operated to
change the angle of the optical axis of the headlight.

Operation of The Circuit

Notice:
Arrow marks indicate the direction of current.

1. When headlight leveling SW is turned to “1” posi-
tion

2. When headlight leveling SW is turned to “0” posi-
tion

N8A0144E

0

1

2

3

HEADLIGHT LEVELING

ACTUATOR - LH

HEADLIGHT LEVELING

ACTUATOR - RH

STARTER SW "ON"

HEADLIGHT
LEVELING SW

N8A0145E

0

1

2

3

HEADLIGHT LEVELING

ACTUATOR - LH

HEADLIGHT LEVELING

ACTUATOR - RH

STARTER SW "ON"

HEADLIGHT
LEVELING SW

N8A0146E

8-160 CAB AND CHASSIS ELECTRICAL

Parts Location

F-12

B-7

X-11 (24V)

KEY ON RELAY

X-1 (24V)

KEY ON RELAY

STARTER SW

DC-DC CONVERTER (24V ONLY)

RELAY BOX ASM (No.1)

HEADLIGHT LEVELING RESISTOR

N8A0147E