Isuzu N-Series. Manual - part 1082

 

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Isuzu N-Series. Manual - part 1082

 

 

8-40 CAB AND CHASSIS ELECTRICAL

24 Volt 4HK1 Engine

F-27

10 A

RR FOG

Rear fog light switch, Rear fog light relay

F-28

Fuse No.

Capacity

Indication on label

Main parts (Load)

F-1

15 A

HEATER, AIR CON

Blower motor, Blower resistor, Fan switch, A/C switch, A/C
thermo relay, Pressure switch, VSV: FICD, Electronic thermo-
stat, A/C compressor, A/C thermo relay, Condenser fan, ECM
(A/C compressor SIG.)

F-2

10 A

FUEL HEATER

Exhaust brake magnetic valve, Clutch switch, Accel switch,
Fuel heater, VSV: Intake throttle, ABS (Exhaust brake SIG.),
Ceramic heater relay

F-3

15 A

REAR HEATER

Rear heater, Rear heater switch

F-4

15 A

AUDIO (B), DOOR 

LOCK

Radio & clock, Dome light switch, Dome light, Door switch
(RH & LH), Door lock switch, Door lock actuator, Door lock
controller, Speedometer, Key cylinder switch, Key remind
buzzer, Side turn signal light(s)

F-5

10 A

STOP LIGHT

Stoplight switch, Stoplight, ABS (Stop on SIG.), ECM (brake
on SIG.)

F-6

20 A

POWER WINDOW

Power window

F-7

10 A

TAIL LIGHT

Tail relay, Illumination light(s), Clearance light(s), Tail light(s),
Roof marker light, License light(s), Marker light relay

F-8

10 A

FRT FOG LIGHT

Fog light switch, Fog light, Lighting switch, Cornering light
relay, Cornering light, Cornering light switch

F-9

10 A

ENG. (IG)

ECM (IG SIG.), Starter cut relay, ECM (Exhaust brake SIG.),
Exhaust brake indicator, ECM (brake off SIG.), ECM (clutch on
SIG.), ALDL connector

F-10

15 A

FRONT WIPER & 

WASHER

Wiper & Washer switch, Wiper motor, Washer motor, Intermit-
tent relay

F-11

10 A

TURN LIGHT

Flasher unit, Front turn signal light, Rear turn signal light, Turn
signal light switch, Hazard warning switch, Side turn signal
light relay

F-12

10 A

H/LAMP LEVEL

Headlight leveling switch, Headlight leveling motor (actuator)

F-13

10 A

NEES (B)

Smoother

F-14

F-15

15 A

AUDIO (IG), CIGAR 

LIGHTER

Radio, Cigar lighter, Digital clock

F-16

10 A

METER

CSD Relay, Key remind buzzer, Backup light switch, Backup
light, Neutral switch, Starter relay, QOS-II controller, Glow
relay, Glow indicator (Meter), Coolant temperature gauge,
Thermo unit, Vehicle speed sensor (Installed on the meter
assembly & Transmission), Meter assembly, Power window
relay, Cornering light relay, Backup buzzer, ABS indicator
relay, Charge relay, Heater A/C relay, VSV: 2WD (4WD), VSV:
4WD (4WD), 4WD relay

F-17

10 A

NEES (IG)

Smoother (IGN SIG.)

HSA

HSA

F-18

10 A

SRS

SRS

Fuse No.

Capacity

Indication on label

Main parts (Load)

CAB AND CHASSIS ELECTRICAL 8-41

F-19

10 A

ENG. (BACK UP) HSA

ECM (Back up), HSA control unit

F-20

15 A

HORN, HAZARD

Horn, Horn relay, Horn switch, Flasher unit, Hazard warning
switch, Turn light(s), Side turn signal light relay

F-21

10 A

ABS (IG)

ABS (IGN SIG.)

F-22

10 A

STARTER

Starter relay, QOS-II controller

F-23

10 A

HEAD LIGHT RH

Headlight (RH), Dimmer relay, High beam indicator light

F-24

10 A

HEAD LIGHT LH

Headlight (LH), Dimmer relay

F-25

15 A

MARKER LAMP

Marker light, Marker light relay

F-26

15 A

COND. FAN

Condenser fan

F-27

10 A

RR FOG

Rear fog light switch, Rear fog light relay

F-28

10 A

ECM. ENG.

ECM

Fuse No.

Capacity

Indication on label

Main parts (Load)

8-42 CAB AND CHASSIS ELECTRICAL

Relay Location

X-16

X-15

X-14

X-13

X-8

X-9

X-10

X-11

X-12

X-7

X-6

X-5

Relay box No.2

Relay box No.1

X-1

X-2

X-4

X-3

X-28

X-27

X-26

X-25

X-24

X-23

X-22

X-21

X-20

X-19

X-18

Relay box
(Installed on the left side rear of the cab)

X-17

N8A5052E

CAB AND CHASSIS ELECTRICAL 8-43

Relay List

❍: Standard, ❏: Option

X-1

X-2

X-3

X-4

X-5

X-6

Charge 

warning

Key ON

Horn

Lamp

Tail

ABS 
IND.

Smoother 

main

Dimmer

12V

NHR55

NKR55

NHR69

NKR77

NPR77

24V

NKR66

NPR66

NQR66

NPR70

NQR70

NKR71

NQR71
with turbocharger

NPS71

NPR71

NQR71
w/o turbocharger

NPR75

NQR75

NPS75

 

 

 

 

 

 

 

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