Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 1518

8-172  ELECTRICAL-BODY AND CHASSIS

CIRCUIT DIAGRAM (EC-LHD)

H - 9

R - 1

L- 8

P - 1

P - 5

P - 6

8 B

BODY

+

_

P - 10

30B/Y

ENG.

8B/R

P - 2

C - 41

C - 41

ACC

STARTER SW

IG2

ST

IG1

MAIN
80A

1

3

OFF

3 W

C - 41

6

B2

B1

CB-7
15A METER

1

RR DOOR SW-RH

1

RR DOOR SW-LH

L - 1

1

1

OFF

ON

DOOR

DOME LIGHT

H - 11

2

0.85 R/W

H - 11

1

L-2

L - 9

1

MAP LIGHT

0.85 B/W

1

FRT DOOR SW-PASSENGER SIDE

B - 30

3

B - 30

4

DIODE

0.5 R/G

0.85 B/W

0.85 R/G

1

FRT DOOR SW-DRIVER SIDE

B - 5

1

B - 5

B - 5

3

2

LIGHT REMIND BUZZER

0.85 Y

FUSE EB-13

0.85 R/G

0.85 R/G

3 B/R

3 B/R

0.85 B/W

0.85 G/R

3 W/B

3W

0.5R/W

CB-14
10A ROOM LAMP

3W

L- 3

0.85 R/G

0.85 R/G

0.5 R/G

R - 6

13

0.85 B/W

H - 9

12

IGN.B1
40A

0.85 R/W

H - 7

3

IGN.B2
40A

H - 7

2

ELECTRICAL-BODY AND CHASSIS  8-173

CIRCUIT DIAGRAM (UK)

H - 9

R - 6

L- 3

P - 1

P - 5

P - 6

8 B

BODY

+

_

P - 10

30B/Y

ENG.

8B/R

P - 2

C - 41

C - 41

ACC

STARTER SW

IG2

ST

IG1

MAIN
100A

1

3

OFF

3 W

C - 41

6

B2

B1

CB-5
15A METER

1

RR DOOR SW-RH

1

RR DOOR SW-LH

L - 1

1

1

OFF

ON

DOOR

DOME LIGHT

H - 11

2

0.85 R/W

0.5 R/W

H - 11

1

L-2

L - 9

1

MAP LIGHT

0.85 R/G

1

FRT DOOR SW-PASSENGER SIDE

B - 30

3

B - 30

4

DIODE

0.5 R/G

0.85 B/W

0.85 B/W

1

FRT DOOR SW-DRIVER SIDE

B - 5

1

B - 5

B - 5

3

2

LIGHT REMIND BUZZER

0.85 Y

RELAY; TAIL (1)

0.85 R/G

0.85 R/G

3 B/R

3 B/R

0.85 B/W

0.85 G/R

3 W/B

3W

CB-14
10A ROOM LAMP

3W

L- 8

0.85 R/G

0.85 R/G

0.5 R/G

R - 1

12

0.85 B/W

H - 9

13

IGN.B1
40A

0.85 R/W

H - 7

5

IGN.B2
40A

H - 7

4

8-174  ELECTRICAL-BODY AND CHASSIS

TROUBLE SHOOTING

1. Dome light dose not light

Checkpoint

Trouble Cause

Countermeasure

Replace the dome light bulb

Burned out the bulb

NG

Repair or replace the dome

light assembly

Dome light switch function

Switch malfunction

Repair open circuit or

connector contact

Continuity between

connector 2 

H-11

 - 1 

L-1

Open circuit or poor connector

contact

NG

NG

OK

OK

Dome light bulb continuity

2. Dome light does not go out

Repair or replace the door

switch

Switch malfunction or foreign

material switch

NG

Repair short circuit or

connector contact

Continuity between
connector 1 

L-2

 -ground

when shutting the door
(Should be no continuity)

Short circuit

NG

OK

Door switch function (Both

side)

ELECTRICAL-BODY AND CHASSIS  8-175

 

  REMOVAL AND INSTALLATION

DOME LIGHT

Removal

1. Remove the dome light lens free.

2. Remove three dome light fixing screws.

3. Remove the wiring connector.

4. Remove the dome light.

5. Pull the bulb to remove it.

Installation

Follow the removal procedure in the reverse order to install the
dome light.
Pay close attention to the important points mentioned in the
following paragraphs.

Bulb

Be absolutely sure that the dome light bulb is correctly
installed.
This will prevent a poor contact and an open circuit.