Isuzu N-Series. Manual - part 1029

CAB AND CHASSIS ELECTRICAL 8-221

Circuit Diagram

2

3

1

2

3

6

5

4

4

2

H-11

H-11

1

B-12

B-12

B-12

B-12

B-12

B-12

D-4

D-4

D-4

2

1

2

1

1

2

2

3

1

2

1

D-8

D-8

D-9

D-9

H-18

D-10

D-10

H-11

B-7

FL-1 100A or 120A

MAIN

AUDIO, DOOR LOCK

5W

RELAY:
DOOR LOCK

0.3R/G

0.3G/B

0.3R/G

0.3G/B

DOOR LOCK SW-LH

0.3B

2B

3B

HEADLIGHT BRACKET (LH)

0.85B

0.85BR/R

0.85BR/Y

0.85BR/R

0.85BR/Y

0.85BR/R

0.85BR/Y

0.85BR/R

0.85BR/Y

0.5BR/R

0.5BR/Y

0.5BR/R

0.5BR/Y

DOOR LOCK 
ACTUATOR-RH

DOOR LOCK
ACTUATOR-LH
(CREW CAB)

  (24V 
   MODEL)

P-5

P-3

P-4

P-1

P-2

F-4   15A

H-6

3W/B

2

H-18

H-19

H-19

H-12

H-12

H-3

H-3

4

1

13

5

FRAME

0.85BR/R

0.85BR/R

0.85BR/Y

0.85BR/Y

UNLOCK

LOCK

UNLOCK

UNLOCK

UNLOCK

LOCK

LOCK

LOCK

4

3

H-2

H-2

DOOR LOCK
ACTUATOR-RH
(CREW CAB)

B-1

5B

FRAME-LH (FRONT)

0.85R

2L

P-3

P-4

4JH1

8W/B(12V)

5W/B(24V)

N8A0213E

8-222 CAB AND CHASSIS ELECTRICAL

Connector List

No.

Connector Face

B-12

D-4

D-4

D-8

D-8

D-9

D-9

D-10

006-010

1

2

3

4

5

6

003-003

1

2

3

003-011

3

2

1

002-001

1

2

002-002

1

2

002-001

1

2

002-002

1

2

002-001

1

2

D-10

H-18

H-18

H-19

H-19

H-2

H-2

H-11

No.

Connector Face

002-002

1

2

002-001

1

2

002-002

1

2

002-001

1

2

002-002

1

2

008-009

1 2

3

8

4 5 6 7

008-010

1

2

3

8

4

5

6

7

008-009

1 2

3

8

4 5 6 7

CAB AND CHASSIS ELECTRICAL 8-223

H-6

H-11

H-3

H-3

H-12

H-12

P-1

(12 V)

P-2

P-1

(24 V)

No.

Connector Face

008-010

1

2

3

8

4

5

6

7

006-014

1

2

3

4

5

6

006-015

1

2

3

4

5

6

014-002

1 2 3

7 8 9 10

11

4

12

5

13

6

14

014-003

6 5 4

1413 12 11

3 2 1

9 8 7

10

000-003

000-004

000-004

P-4

P-2

(24 V)

P-3

P-5

(12 V)

P-5

(24 V)

No.

Connector Face

000-004

000-006

000-006

000-007

000-002

1

2

1

2

1 2 3 4

5 6 7 8

9 10 11 12 13

14 15 16 17 18

2

1

2

1

4 3 2 1

8 7 6 5

13 12 11 10 9

18 17 16 15 14

H - 6

H - 7

H - 8

N8A5489E

8-224 CAB AND CHASSIS ELECTRICAL

Diagnosis

Quick Chart for Check Point

Notice:
Figure in parenthesis “( )” indicates the order of inspection.

Check point

Fuse

F-4

(15 A)

Door lock 

controller

Door 

lock SW 

(Driver 

side)

Door lock actuator

Front 

(Passen-

ger side)

Rear

(RH)

Rear

(LH)

Cable 

harness

Trouble
mode

1. All the doors do not lock 
and unlock

❍

❍

❍

2. All the doors do not get 
locked (or unlocked)

❍

❍

3. Driver side door does not 
get locked (or unlocked)

❍

❍

4. Front passenger side 
door does not get locked (or 
unlocked)

❍

❍

5. Rear door-RH side does 
not get locked (or unlocked)

❍

❍

6. Rear door-LH side does 
not get locked (or unlocked)

❍

❍