9B-2 Lighting Systems:
Interior Light System Location
S7RS0B9203002
Diagnostic Information and Procedures
Headlight Symptom Diagnosis
S7RS0B9204001
Headlight Leveling System Symptom Diagnosis (If Equipped)
S7RS0B9204002
1
3
2
4
I4RS0A920002-01
1. Dome light 3. Door switches (both sides)
2. Luggage compartment light (if equipped) 4. Rear end door switch (included in rear end door lock)
Condition Possible cause Correction / Reference Item
Headlights do not light up Bulbs blown Replace bulbs.
Lighting or dimmer switch faulty Check headlight switch referring to “Headlight
Switch (in Lighting Switch) Inspection”.
Headlight R and L fuses blown Replace fuse and check for short circuit.
Wiring or grounding faulty Repair circuit.
Only one headlight does
not light up
Bulb blown Replace bulb.
Headlight R or L fuse blown Replace fuse and check for short circuit.
Wiring or grounding faulty Repair circuit.
Only one beam (“Hi” or
“Lo”) does not light
Bulb blown Replace bulb.
Lighting or dimmer switch faulty Check headlight switch referring to “Headlight
Switch (in Lighting Switch) Inspection”.
Wiring or grounding faulty Repair circuit.
Condition Possible cause Correction / Reference Item
Optical axes of both
headlights do not change
Circuit fuse blown Replace fuse and check for short circuit.
Headlight leveling switch faulty Check headlight leveling switch referring to
“Headlight Leveling Switch Inspection (If
Equipped)”.
Supply voltage too low Check charging system referring to “Generator
Test (Undercharged Battery Check) in Section
1J”.
Wiring or grounding faulty Repair circuit.
Optical axis of only one
headlight does not
change
Circuit fuse blown Replace fuse and check for short circuit.
Headlight leveling actuator faulty Check actuator referring to “Headlight Leveling
Actuator Inspection (If Equipped)”.
Headlight housing deformed Replace headlight housing.
Wiring or grounding faulty Repair circuit.
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