Isuzu N-Series. Service 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
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