Suzuki WagonR+ RB310 Service Manual page 1215

8B-2 LIGHTING SYSTEM
Rear Fog Light
Condition
Rear fog light does not
come on when head-
lights and front fog lights
(if equipped) come on
[If front fog lights are
equipped] Rear fog light
does not come on when
only headlights come on
although it comes on
when front fog lights
come on
[If front fog lights are
equipped] Rear fog light
does not come on when
only front fog lights come
on although it comes on
when headlights come on
Diagnosis
Possible Cause
• Main fuse and/or fuses blown
• Rear fog light switch faulty
• Wiring or grounding faulty
• Bulb burnt out
• Rear fog light controller faulty
• Rear fog light controller harness "RED/
BLU" faulty
• Rear fog light controller harness "PPL/
WHT" faulty
Correction
Replace main fuse and/or fuses to
check for short
Check switch
Repair as necessary
Replace
Replace controller
Repair
Repair