Isuzu N-Series. Service manual — part 984
CAB AND CHASSIS ELECTRICAL 8-41
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
—
F-18
—
SRS
—
F-19
10 A
ENG. (BACK UP) HSA
ECM (Back up)
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-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-4
X-3
X-1
X-2
N8A0054E
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
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
❍
—
❍
❍
❍
—
❏
❍
8-44 CAB AND CHASSIS ELECTRICAL
* : Except EC / Turkey
X-7
X-8
X-9
X-10
X-11
X-12
Power
window
Exh.
brake
Heater
Corner-
ing lamp
Thermo
A/C
Charge
warning
Key ON
Heater
& A/C
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
❏
—
❍
❏
*
❏
—
❍
❍
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