Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual — part 1374
ELECTRICAL-BODY AND CHASSIS 8-61
8-62 ELECTRICAL-BODY AND CHASSIS
CIRCUIT DIAGRAM (RHD)
ELECTRICAL-BODY AND CHASSIS 8-63
8-64 ELECTRICAL-BODY AND CHASSIS
TROUBLESHOOTING
HEADLIGHT
1. Both the headlights (high and low beam) do not light
Checkpoint
Trouble Cause
Countermeasure
Repair the wiring
Poor ground point contact
NG
Repair open circuit or
connector contact
Repair open circuit
Repair or replace the
combination switch
Voltage between 1
C-42
-
ground
Open circuit between lighting
relay and lighting switch
Open circuit between battery
positive terminal and lighting
relay
Combination switch continuity
Poor switch contact or sw
faulty
Voltage between
5
X-1
- ground and
2
X-1
- ground
Reinstall or replace the
lighting relay
Lighting relay
Poor relay contact or relay
faulty
NG
NG
NG
NG
OK
OK
OK
OK
Ground point contact (C-2)
Repair open circuit
Wiring continuity between
7
C-42
-
C-2
and
16
C-42
-
C-2
Open circuit
NG
OK
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