Isuzu N-Series. Manual — part 1026
CAB AND CHASSIS ELECTRICAL 8-209
Dome Light and Key Remind Buzzer
General Description
The circuit consists of the starter switch, dome light, dome light switch, door switch, backup light switch and the key
remind buzzer.
The dome light lights up when the left or right side door is opened with the switch set at the door mode. It can be lit
by operating ON or OFF of the dome light switch.
The dome light can be lit by respective switch independent of the position of the starter switch.
By operating the dome light switch fitted on the instrument panel, the dome light can be lit independent of the switch
position of dome light.
Key remind buzzer sounds to remind the driver of leaving the key in the starter switch when opening the driver’s side
door.
Lighting Circuit
BATTERY (+)
DOME LIGHT
(FOR CREW CAB)
DOME LIGHT
DOME
LIGHT SW
DOOR SW
(FRT PASSENGER
SIDE)
DOOR SW
(DRIVER SIDE)
: Lighting circuit by door sw
: Lighting circuit by dome light sw
OFF
ON
DOOR
NOTE: Arrow marks "
" indicate the direction of current
N8A0199E
8-210 CAB AND CHASSIS ELECTRICAL
Parts Location
F-4, F-16
L-3 DIODE (CREW CAB)
N8A0200E
CAB AND CHASSIS ELECTRICAL 8-211
Circuit Diagram
B-86
L-2
H-10
B-86
B-67
B-67
H-7
ON
DOOR
OFF
B
ST
ACC
ON
OFF
B-86
B-86
B-83
B-83
B-83
B-68
B-68
N-2
H-12
B-17
B-17
B-83
N-7
L-1
L-1
H-20
H-3
L-4
L-3
B-7
L-3
L-4
1
2
3
3
1
32
1
2
1
21
21
4
1
2
3
3
1
6
5
1
2
1
32
6
4
P-1
P-2
P-3
P-4
P-5
(24V MODEL)
5W
0.5R
3W/L
3B/Y
0.5R
0.5Y
0.5GR
0.5Y
0.85LG/R
RELAY; TAIL(5)
DOME LIGHT SW
0.5B
DOOR SW (RH)
3B
HEADLIGHT BRACKET (LH)
0.5GR/B
DOOR SW (LH)
0.5GR/R
0.5GR/B
KEY REMIND
BUZZER
0.5GR/R
3B
0.5B
0.5P/L
0.5B/Y
KEY CYLINDER SW
F-4 15A
AUDIO (B),
DOOR LOCK
0.5R
F-16 10A
METER
ROOM LIGHT (CREW CAB)
STARTER SW
L-2
H-10
H-6
2
2
H-20
L-2
0.5GR/B
DIODE
0.5GR
0.5GR
H-10
2
0.5GR/R
1.25GR/R
0.5GR/R
1
1
0.5GR/B
1.25GR/B
(CREW CAB)
DIODE
0.5R
0.5B
FRAME
DOME LIGHT
(CREW CAB)
2L
P-3
P-4
4JH1
5W/B(24V)
8W/B(12V)
MAIN
FL-1
100A or 120A(24V)
KEY SW
FL-2
40A(24V)
50A(12V)
0.5R
3W/B
N8A0201E
8-212 CAB AND CHASSIS ELECTRICAL
Connector List
No.
Connector Face
B-17
B-67
B-67
B-86
B-86
B-68
B-68
B-83
004-004
1
2
3
4
004-001
1
2
3
4
004-002
2
4
1
3
004-001
1
2
3
4
004-002
2
4
1
3
006-002
1
3 4 5 6
2
006-003
2
6 5 4 3
1
006-010
1
2
3
4
5
6
H-3
H-3
H-10
H-10
L-2
L-2
H-12
H-12
No.
Connector Face
006-014
1
2
3
4
5
6
006-015
1
2
3
4
5
6
003-009
1 2 3
003-010
3 2 1
003-009
1 2 3
003-010
3 2 1
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
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