Lighting System Troubleshooting - Toyota Hilux Surf 1993 Owner's Manual

BE–14
Problem
Only one light does
not light up
Headlights do not
light up
High beam headlights
or headlight flashers
do not operate
Tail, parking and
license light do not
light up
Stop lights do not
light up
Stop lights stay on
Instrument lights do
not light up
(taillight light up)
Turn signal does not
flash on one side
BODY ELECTRICAL SYSTEM
Troubleshooting
Possible cause
Light bulb burned out
Socket, wire or ground faulty
Fusible link blown
Headlight control relay faulty
Light control/dimmer switch faulty
Daytime running light relay faulty
Wiring and ground faulty
Light control/dimmer switch faulty
Daytime running light really faulty
Wiring or ground faulty
TAIL fuse blown
Fusible link blown
Taillight control relay faulty
Light control relay faulty
Daytime running light relay faulty
Wiring or ground faulty
STOP fuse blown
Stop light switch faulty
Wiring or ground faulty
Stop light switch faulty
Wiring or ground faulty
Turn signal switch faulty
Wiring or ground faulty
– Lighting System
Remedy
Replace sealed beam headlight
Repair as necessary
Replace fusible link
Check relay
Check switch
Check relay circuit
Repair as necessary
Check switch
Check relay
Repair as necessary
Replace fuse and check for
short
Replace fusible link
Check relay
Check switch
Check relay
Repair as necessary
Replace fuse and check for
short
Adjust or replace switch
Repair as necessary
Adjust or replace switch
Repair as necessary
Check switch
Repair as necessary
Page
BE–1 9
BE–1 9
BE–20
BE–1 9
BE–20
BE–3
BE–19
BE–1 9
BE–20
BE–3
BE–1 9