Isuzu Rodeo UE. Manual - part 559

8D–84

WIRING SYSTEM

Headlight In High–Beam Inoperative

Step

Action

Value(s)

Yes

No

1

1. Disconnect the connector of the dimmer·passing

sw (combination sw).

2. Set the switch at the high–beam position.

With the switch at the high–beam, is there continuity
between the sw connector I-32 terminals 1 and 4?

—

Go to Step 2

Repair or

replace the

dimmer·passi

ng sw

2

Repair poor connection at the connectors or a broken
wire between connector I-32 terminals 1 and  H-14
terminals 14.

Is the action complete?

—

Verify repair

—

Headlights Remain On When Lighting Switch Turned Off

Step

Action

Value(s)

Yes

No

1

Is the lighting relay normal?

—

Go to Step 2

Replace the

lighting relay

2

1. Disconnect the connector of the lighting sw.
2. With the lighting switch at off position.

Is there continuity between the lighting switch
connector  I-32 terminal 2 and 9?

—

Replace the

lighting switch

Repair an

open circuit

between the

lighting relay

and the

lighting switch

Headlight Comes On With Lighting Switch At Parking Light Position

Step

Action

Value(s)

Yes

No

1

1. Disconnect the connector of the lighting sw.
2. Set the switch at the parking light position.

Is there continuity between connector I-32 terminals 2
and 9?

—

—

Repair or

replace the

dimmer·passi

ng sw

8D–85

WIRING SYSTEM

(While Headlight Is On In Low–Beam) Both Fog Lights Inoperative

Step

Action

Value(s)

Yes

No

1

Is fuse (15A) normal?

—

Go to Step 2

Replace the

fuse

2

Is the fog light relay normal?

—

Go to Step 3

Replace the

fog light relay

3

1. Remove the fog light sw.
2. Set the switch at the fog light position.

Is there continuity between the sw connector I-5
terminals 3 and 4?

—

Go to Step 4

Repair or

replace the
fog light sw

4

Is the battery voltage applied between the fog light sw
harness side connector I-5 terminal 3 and ground?

—

Go to Step 5

Repair a poor

connection at

the

connectors or

an open

circuit

between fuse

(15A) and

connector X-2

terminals 4

and 2 or

connector I-5

terminal 3

5

Repair a poor connection at the connectors or an open
circuit between connector I-5 terminal 4 and connector
H-26 terminal 16.

Is the action complete?

—

Verify repair

—

(While Headlight Is On In Low–Beam) Fog Light On the Left (or Right) Side Inoperative

Step

Action

Value(s)

Yes

No

1

Is the fog light bulb normal?

—

Go to Step 2

Replace the

bulb

2

Repair a poor connection at the connectors or an open
circuit between connector C-22 terminal 2 and C-16
terminal (or connector C-17 terminal 2 and C–36
terminal).

Is the action complete?

—

Verify repair

—

NOTE: Connectors in parenthesis “( )” indicates the
check point of the fog light–RH.

8D–86

WIRING SYSTEM

Front Side Marker Light, Parking Light, Tail Light and License Plate

Light

General Description

The circuit consists of lighting switch, front side marker
light, tail light and license plate light.
All these lights come on when lighting switch is turned on
with the switch to either parking or headlight position.

8D–87

WIRING SYSTEM

Circuit Diagram–1

D08RW012