1995 ISUZU TROOPER Workshop Manual

•
•
•
•
•
CHASSIS ELECTRICAL 8-67
2-1. (WHILE THE HEADLIGHT IS ON IN LOW-BEAM}
BOTH FOG LIGHTS ARE INOPERATIVE
IS FUSE F-8 (15A) NORMAL? I
I
I I
YES I NO I
I j
IS THE FOG LIGHT RELAY NORMAL? I REPLACE THE FUSE I
I
I j
YES I NO I
I I
REMOVE THE FOG LIGHT SW REPLACE THE FOG LIGHT RELAY I
WITH THE SWITCH ON, IS THERE CONTINUITY BETWEEN
THE SW CONNECTOR TERMINALS sc:::E[J AND 4[}[]7
I
I I
YES I NO j
I J
IS THE BATTERY VOLTAGE APPLIED BETWEEN THE FOG REPAIR OR REPLACE THE FOG LIGHT sw I
LIGHT SW HARNESS SIDE CONNECTOR sill] AND THE GROUND?
I
I I
YES I NO I
I I
REPAIR A POOR CONNECTION AT THE CONNECTORS OR REPAIR A POOR CONNECTION AT THE CONNECTORS
AN OPEN CIRCUIT BETWEEN 4[}[]AND 16 [[ill OR AN OPEN CIRCUIT BETWEEN FUSE F-4 (15AI
AND 31 x-23 loR 1 Wi] AND s DD

8-68 CHASSIS ELECTRICAL
2-2. (WHILE THE HEADLIGHT IS ON IN LOW-BEAM) FOG
LIGHT
ON THE LEFT (OR RIGHT) SIDE IS INOPERATIVE
• IS THE FOG LIGHT BULB NORMAL?
I
I
YES I
I
REPAIR A POOR CONNECTION AT THE CONNECTORS OR A OPEN CIRCUIT BETWEEN 2 WU AND 6~(0R 2~AND 6[f}[]l
I
I NO I
I
l REPLACE THE BULB
NOTE: Connectors in parenthesis"()" indicates the check point of the fog light-RH.
I
•

LIGHTING SWITCH (COMBINATION
SWITCH)
The lighting switch has OFF, PARKING and HEAD­
LIGHT positions. The Parking position is used to light
up the front side marker light, parking light, taillight,
license
plate light, and each illumination light. When
the headlight position, the headlight, in addition
to all
the lights mentioned above, is turned on through the
lighting relay.
CHASSIS ELECTRICAL 8-69
~ INSPECTION
I til Check the continuity between the connector ter­
minals
while operating the switch knob.
(Fig. 8-81)
Replace the switch when the result
of inspection
is found abnormal.
Terminal No.
SW position 1 7 8
~D
OFF
Fig. 8-81
B REMOVAL (FIG. 8-82)
Preparation: Disconnect the battery ground
cable.
4
2
Fig. 8-82 1.
Instrument panel driver lower cover
• Refer to the
removal steps of the STARTER
SWITCH
in this section.
2.
Steering cowl
• Remove seven screws.
3.
Driver inflator module
• Disconnect the inflator module connector
located at lower
oft he instrument panel driver
lower cover.
• Remove four screws.
• Disconnect the inflator module connector.
W CAUTION:
When carrying a live inflator module. make sure
the bag opening is pointed away from you. In
case of an accidental deployment, the bag will
then deploy with minimal chance of injury.
Never carry
the inflator module by the wires or
connector on the underside of the module.

I ..
8 -70 CHASSIS ELECTRICAL
When placing a live inflator module on a bench
or other surface, always face the bag and trim
cover up, away from the surface. This is neces­
sary so that a free space is provided to allow the
air bag to expand in the unlikely event of acci·
dental
deployment.
4. Steering wheel
• Refer to STEERING WHEEL REPLACEMENT in
Section 3F4.
5. Lighting switch (Combination switch)
• Disconnect the switch connector.
• Remove four screws.
• Remove the lighting switch together with SRS
coil assembly.
'\f CAUTION:
Do not remove SRS coil assembly from the com·
bination switch assembly.
E) INSTALLATION
To install, follow the removal steps in the reverse
order, noting the
following points.
1. Check to see if the vehicle is in the straight driving
condition and turn the rotary section of the SRS
coil assembly provided to the upper surface ofthe
lighting switch (combination switch) clockwise
fully until it stops. Then from where it stops, turn
it back about 3 rotations to set the alignment
marks together before installing the steering
wheel. (Fig. 8-83)
Alignment mark
Fig. 8-83
2. Tighten the steering shaft nut to the s ecified
torque.
Nut torque N·m (lb.ft)
3. When connect the double lock type of nflator
module connector, insert the connecto com­
pletely
and lock at outside. Imperfect locki g may
cause malfunction of SRS system circuit.
4. When installing the steering cowl, be sure o pass
the harnesses
through the route as show in the
illustration so that the starter switch, th com­
bination switch and the inflator module
will not get caught. (Fig. 8-84)
Starter switch
harness
Combination
switch harness
~~ ~
Fig. 8-84
cowl
•

DIMMER·PASSING SWITCH (COMBI­
NATION SWITCH)
The headlight beams can be turned to high and low
alternately by pulling the switch lever up to the limit.
Also, the passing light can be flashed by operating the
switch lever within the range before the dimmer
switch has been changed over. The switch lever
returns automatically to its original position.
CHASSIS ELECTRICAL 8 -71
~ INSPECTION
lt!l Check the continuity between the terminals of
the dimmer passing switch. (Fig. 8-85)
Repair
or replace the switch when the result of
inspection is found abnormal.
~· s 16 13 15 14
At "Dimmer" position HI ~ ~ -
LO o-f-o
At "Passing" position ~ ~ ~
Fig.
8-85
E] REMOVAL AND INSTALLATION
Refer to the removal and installation steps oft he
LIGHTING SWITCH (COMBINATION SWITCH) in
this section.
HEADLIGHT BULB
The headlight bulb can be replaced with a halogen
bulb.
E] REMOVAL (FIG. 8-86)
Preparation: Disconnect the battery ground cable.
1. Headlight bulb
• Disconnect the connector.
• Remove the cap while turning it counter
clockwise.
• Pull the bulb out from the headlight body.
1. Headlight bulb
Fig. 8-86
W CAUTION:
The halogen bulb develops a very high
temperature. Do not touch the glass portion. If
any stain is on the glass surface, it will scorch and
the glass will be damaged.
B INSTALLATION
To install, follow the removal steps in the reverse
order.

8 -72 CHASSIS ELECTRICAL
HEADLIGHT
E) REMOVAL (FIG. 8-87)
Preparation: Disconnect the battery ground cable.
Fig. 8-87
1. Front combination light
• Remove the screw and pull out the two pro­
jecting
portions on the fender side.
2. Radiator grille
• Remove the 5 clips and 2 screws.
3. Front end lower panel
• Remove the two screws.
4. Headlight assembly (with bracket)
• Remove the four bolts and two nuts.
5. Headlight bulb
• Refer to the headlight bulb removal steps in
this section.
6. Bracket
• Remove the two screws and two nuts.
• Remove the spring for the headlight aim
adjustment.
7. Rear cover
• Remove four screws.
8. Headlight rim
9. Headlight
E3 INSTALLATION
To install, follow the removal steps in the reverse
order.
W CAUTION:
After installing the headlight, be sure to adjust
the headlight aim.
(E AIMING OF HEADLIGHT
Preparation: Place the unloaded vehicle on a level
surface and check to see ifthe inflation pressur oft he
tires is correct, the lenses are clean, and the b ttery is
sufficiently charged.
Adjust the aim with th head­
light tester, if necessary. (fig. 8-88)
When adjusting,
follow the procedure of th tester
manufacturer's.
Fig. 8-88
1~1 .... 1 Vertical adjustment
Use a screwdriver for vertical adjustmen . (Fig.
8-89)
Fig. 8-89
m .... l Horizontal adjustment
Use a screwdriver for horizontal adjust ent.
(Fig.
8-90)
..