54-84
LIGHTING SYSTEM
Troubleshooting
TROUBLESHOOTING GUIDE-REFERENCE TABLE
Problem
Probable cause
Check method
Remedy
With the dome light switch at the
Damage or disconnec-
If a malfunction is
Replace the door
door-interlocked position, the dome
tion of the door switch
as a result of the
switch, or repair the
light does not illuminate when any
(all doors) input circuit.
input check
wiring harness.
door is opened.
make the circuit and
(The dome light does illuminate,
dividual part check
however, when the dome light
switch is set to the “ON” position.)
Damage or disconnec-
Make the circuit and
Replace the dome light,
tion of the dome light
dividual part check
or repair the wiring
activation circuit.
ness.
Malfunction of the
Replace the electronic
control unit.
control unit.
When the ignition switch is switched
Damage or disconnec-
If a malfunction is
Repair the wiring
to the “ON” position while the dome
tion of the ignition
as a result of the
ness.
light illumination is at the dimmed
switch input circuit.
input check
setting, the dome light does not
make the circuit and
switch OFF.
dividual part check
Malfunction of the
Replace the electronic
control unit.
control unit.
NOTE
The “ECU” (electronic control unit) indicates the ETACS control unit
Revision