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)
❍
❍
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