Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 1315

8–180 ELECTRICAL-BODY AND CHASSIS

CIRCUIT DIAGRAM (LHD)

D08RW576

ACC

STARTER SW

IG2

ST

IG1

B2

B1

P - 1

P - 5

+

_

P - 10

30B/Y

ENG.

P - 7

FRAME

5B/Y

15B/R

P - 2

MAIN
80A OR 100A

RELAY;INTERMITTENT - WINDSHIELD

C -41

7

1

C-3

6

C-17

1

C-3

FENDER-RH

6

C-3

4

C-3

3

1

C-43

7

C-43

3

C-43

4

C-43

5

C-43

C-43

2

C-43

6

C-4

2

C-4

1

M

C-4

3

C-4

6

C-4

5

8

C-3

C-3

2

M

C-17

2

C-2   

C-36   

3W

3B/R

3B/R

WASHER

HI

LOW

INT

OFF

WINDSHIELD WIPER & WASHER SW

(COMBINATION SW)

0.85LG/W

0.85L/B

0.85LG/W

0.85L/B

0.85L/B

0.85L/Y

0.85L

WINDSHIELD

WIPER MOTOR

LO

HI

0.85L/O

0.85LG/R

WINDSHIELD WASHER MOTOR

0.85LG/W

0.85L/R

0.85LG/W

1.25B

1.25B

0.3B

1.25B

FENDER-LH

0.85LG/W

IGN B2
40A

C -41

3

3W/B

IGN B1
40A

C-41

H - 7

2

H-8

20

0.85LG/W

CB-8
20A FRONT WIPER

ELECTRICAL-BODY AND CHASSIS 8–181

CIRCUIT DIAGRAM (RHD)

D08RV976

ACC

STARTER SW

IG2

ST

IG1

B2

B1

P - 1

P - 5

+

_

P - 10

30B/Y

ENG.

P - 7

FRAME

5B/Y

15B/R

P - 2

MAIN
80A OR 100A

RELAY;INTERMITTENT - WINDSHIELD

C -41

7

1

C-3

6

C-17

1

C-3

FENDER-RH

6

C-3

4

C-3

3

1

C-43

7

C-43

3

C-43

4

C-43

5

C-43

C-43

2

C-43

6

C-4

2

C-4

1

M

C-4

3

C-4

6

C-4

5

8

C-3

C-3

2

M

C-17

2

C-2   

C-36   

3W

3B/R

3B/R

WASHER

HI

LOW

INT

OFF

WINDSHIELD WIPER & WASHER SW

(COMBINATION SW)

0.85LG/W

0.85L/B

0.85LG/W

0.85L/B

0.85L/B

0.85L/Y

0.85L

WINDSHIELD

WIPER MOTOR

LO

HI

0.85L/O

0.85LG/R

WINDSHIELD WASHER MOTOR

0.85LG/W

0.85L/R

0.85LG/W

1.25B

1.25B

0.3B

1.25B

FENDER-LH

0.85LG/W

IGN B2
40A

C -41

3

3W/B

IGN B1
40A

C-41

H - 7

4

H-6

4

0.85LG/W

CB-6
20A FRONT WIPER

矢崎

E3110-8

4556

'96/ 

'96/ 

大野

発注者

受注番号

発注日

希望納期

ｲﾗｽﾄｻｲｽﾞ

ｲﾗｽﾄ担当

X 240

180

作業番号

8–182 ELECTRICAL-BODY AND CHASSIS

TROUBLE SHOOTING

WINDSHIELD WIPER

1.

Wiper does not operate at any switch position

Checkpoint

Trouble Cause

Countermeasure

Poor fuse contact or blown

Reinstall or replace the fuse
No. CB-8 (20A) (RHD: CB-6
(20A))

LHD:
Fuse No. CB-8 (20A)
RHD:
Fuse No. CB-6 (20A)

Open circuit or poor
connector contact

Repair open circuit or
connector contact

Voltage between 3 C-43
and the ground 
(Should be battery voltage
present)

SW. malfunction

Replace the wiper & washer
SW.

Continuity in the wiper &
washer SW.

OK

OK

NG

NG

NG

Poor grounding point
contact

Repair grounding point 
( C-2 ) contact

Grounding point (  C-2  )

OK

NG

Wiper motor malfunction

Replace the wiper motor

1. Wiper motor function

when connecting the
motor connector 2 C-4  
to the battery (+)
terminal, and 3 C-4   to
the (–) terminal
(Should the wiper motor
rotate at a low speed)

2. Wiper motor function

when connecting the
motor connector 1 C-4
to the battery (+)
terminal, and 3 C-4   to
the (–) terminal
(Should the wiper motor
rotate at a high speed)

OK

NG

Open circuit or poor
connector contact

Repair open circuit or
connector contact

Continuity between 3 C-4
and C-2  

OK

NG

ELECTRICAL-BODY AND CHASSIS 8–183

2.

Wiper does not operate at “INT” position

Checkpoint

Trouble Cause

Countermeasure

SW. malfunction

Replace the wiper & washer
SW.

Continuity between the
wiper & washer SW.
connector terminals 3 C-43
and 2 C-43  at the “INT”
position

Poor grounding point
contact

Repair grounding point
contact

Grounding point   C-2  

NG

OK

NG

Open circuit or poor
connector contact

Repair open circuit or
connector contact

Voltage between the
intermittent relay harness
side connector terminal 
4 C-3   and the ground at
the “INT” position 
(Should be battery voltage
present)

OK

NG

Relay malfunction

Replace the intermittent
relay

Intermittent relay function

OK

NG

3.

Wiper does not operate at “LO” position

Wiper motor malfunction

Replace the wiper motor

Wiper motor function 
1.Disconnect the wiper &

washer SW. connector

2.Turn the starter SW. on 
3.Short-circuit between the

wiper & washer SW.
harness side connector
terminals 
3 C-43 and 5 C-43

4.Check to see if the wiper

motor rotates at a low
speed

SW. malfunction

Replace the wiper & washer
SW.

Wiper & washer SW.
function

OK

NG

NG