Mitsubishi MOTORS Laser 1991, Service Manual, Page: 229 / 320

LIGHTING SYSTEM
l Battery voltage is always applied (via sub-fusible
link No.
and multipurpose fuse No. to the
luggage compartment light.
When the is opened, the luggage com-
partment light switch is switched ON and the
luggage compartment light illuminates.
The tail light relay is switched ON when the
lighting switch is set to the “TAIL” or “HEAD”
position.
When, with the lighting switch at the “TAIL” or
“HEAD” position, the glove compartment is
opened, the glove compartment light switch is
switched ON, and the glove compartment light is
illuminated.
Placing the dome light switch in the ON position
causes the dome light to come on at all times.
Opening any one of the doors with the dome light
switch in the DOOR position causes the dome
light to come on.
l When all doors are closed, the dome light relay
is activated causing the dome light to decrease its
intensity of light gradually and to go out in about
seconds.
Remarks
If the ignition switch is in the ON position, the
dome light does not decrease its light intensity,
rather it goes out at once.
When either driver or co-driver door is opened,
the foot lights and ignition key illumination light
come on.
When all doors are closed, the dome light relay
is activated causing the foot lights and ignition
key illumination light to decrease its intensity of
light gradually and to go out in about 6 seconds.
Remarks
l If the ignition switch is in the ON position, the foot
lights and ignition key illumination light does not
decrease its light intensity, rather it goes out at
once.
The luggage compartment light does not come
on.
The dome light also does not illuminate.
l Check multipurpose fuse No.
2. Dome light, foot lights and ignition key illumina-
tion light do not come on.
Luggage compartment light is not illuminate,
either.
l Check multipurpose fuse No.
Dome light does not come on when any door
is opened with the dome light switch in the
DOOR position.
l Check bulb.
l Check dome light switch.
Dome light does not come on when a door
is opened with the dome light switch in the
DOOR position.
l Check door switch.
One of dome light, foot lights and ignition key
illumination light is not lit.
Check bulb.
3. Dome light, foot lights and ignition key illumina-
tion light go out at once when doors are closed.
l Check dome light relay.
NOTE
For information concerning the dome light relay, refer
to