Isuzu N-Series. Service manual — part 985

CAB AND CHASSIS ELECTRICAL 8-45

X-13

X-14

X-15

X-16

Heater

Buzzer

cancel

ECM

PTO

main

Timing

Smoother

emer-
gency

PTO

solenoid,

M/T

PTO cut

12 V

NHR55

—

—

—

—

—

—

—

—

NKR55

—

—

—

—

—

—

—

—

NKR69

—

—

—

—

—

—

—

—

NPR71

—

—

—

—

—

—

—

—

NKR77

❍

—

❍

—

—

—

—

—

NPR77

❍

—

❍

—

—

—

—

—

NKR77 for Taiwan

❍

—

❍

—

—

—

—

—

24 V

NKR66

—

—

—

—

—

—

—

—

NPR66

—

❏

—

—

—

—

—

—

NQR66

—

❏

—

—

—

—

—

—

NPR70

—

❏

—

—

❍

—

—

—

NQR70

—

❏

—

—

❍

—

—

—

NKR71

—

—

—

—

—

—

—

—

NQR71
with turbocharger

—

❏

—

—

—

—

—

—

NPS71

—

—

—

❏

—

—

❏

❏

NPR71

—

❏

—

—

—

—

—

—

NQR71
w/o turbocharger

—

❏

—

—

—

—

—

—

NPR75

—

❏

❍

—

—

❏

—

—

NQR75

—

❏

❍

—

—

❏

—

—

8-46 CAB AND CHASSIS ELECTRICAL

*1 : For EC
*2 : For Turkey
*3 : For EC / Turkey

X-18

X-19

X-20

X-21

X-22

X-23

X-24

ECM
main

Gear

shifter

Glow 2

Glow

plug

Starter

Marker

lamp

Rear fog

A/C

COMP

12 V

NHR55

—

—

—

❍

❍

—

—

—

NKR55

—

—

—

❍

❍

—

❏

—

NKR69

—

—

❍

❍

❍

—

—

—

NPR71

—

—

—

❍

❍

—

—

—

NKR77

—

—

—

❍

❍

❏

*1

❏

*1

❏

NPR77

—

—

—

❍

❍

❏

*1

❏

*1

❏

NKR77 for Taiwan

—

—

—

❍

❍

—

—

❏

24 V

NKR66

—

—

—

❍

❍

—

—

—

NPR66

—

—

—

❍

❍

❏

*2

❏

*2

—

NQR66

—

—

—

❍

❍

—

—

—

NPR70

—

—

—

❍

❍

—

—

—

NQR70

—

—

—

❍

❍

—

—

—

NKR71

—

—

—

❍

❍

—

—

—

NQR71
with turbocharger

—

—

—

❍

❍

❏

*2

❏

*2

—

NPS71

—

—

—

❍

❍

—

—

—

NPR71

—

—

—

❍

❍

—

—

—

NQR71
w/o turbocharger

—

—

—

❍

❍

—

—

—

NPR75

❍

❏

—

❍

❍

❏

*3

❏

*3

—

NQR75

❍

❏

—

❍

❍

❏

*3

❏

*3

—

CAB AND CHASSIS ELECTRICAL 8-47

X-24

X-25

X-26

X-27

X-28

4WD

ind.

lamp

Exh.

brake

control

CSD

A/C ON

SIGNAL

Starter

cut

Con-

denser

fan

Exh.

brake

cut

12V

NHR55

—

❏

❍

—

—

—

—

NKR55

—

❏

❍

—

—

—

—

NKR69

—

❏

—

—

—

—

—

NPR71

—

❍

—

—

—

—

—

NKR77

—

—

—

❏

—

—

—

NPR77

—

—

—

❏

—

—

—

NKR77 for Taiwan

—

—

—

❏

—

❏

—

24V

NKR66

—

❏

—

—

—

—

—

NPR66

—

❍

—

—

—

—

❏

NQR66

—

❍

—

—

—

—

❏

NPR70

—

❍

—

—

—

❏

—

NQR70

—

❍

—

—

—

❏

—

NKR71

—

❏

—

—

—

—

—

NQR71
with turbocharger

—

❍

—

—

—

—

❏

NPS71

❍

❍

—

—

—

—

—

NPR71

—

❍

—

—

—

—

❏

NQR71
w/o turbocharger

—

❍

—

—

—

—

—

NPR75

—

—

—

—

❍

❍

—

NQR75

—

—

—

—

❍

❍

—

8-48 CAB AND CHASSIS ELECTRICAL

Diode Location

Connector No.

B-17

B-18

B-25

J-23

L-1

L-3

Usage

A/C

Door switch

Lighting

QOS-III

(Except GCC

and Taiwan)

VSV: FICD

(Except GCC

and Taiwan)

Dome light

Dome light

(Except Tai-

wan)

N8A0055E