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