Suzuki WagonR+ RB310 Service Manual page 2888

INTERIOR LIGHT
Trouble
Interior light does not
light up
Possible cause
D Bulb burnt out
D Fuse blown
D Wiring or grounding faulty
D Door open switch faulty
D Interior light faulty
D Lighting switch faulty
LIGHTING SYSTEM 8B-7
Correction
Replace
Replace
Repair as necessary
Check switch
Check light
Check switch