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Back-Up Light Symptom Diagnosis; Brake Light Symptom Diagnosis; Front Fog Light Symptom Diagnosis (If Equipped); Rear Fog Light Symptom Diagnosis (If Equipped) - Suzuki SX4 Service Manual

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9B-12 Lighting Systems:

Back-Up Light Symptom Diagnosis

Condition
Back-up lights do not
light up
Back-up lights stay on

Brake Light Symptom Diagnosis

Condition
Brake light do not light up Bulb(s) blown
Brake light stay on

Front Fog Light Symptom Diagnosis (If Equipped)

Condition
Only one light does not
light
Front fog lights do not
light

Rear Fog Light Symptom Diagnosis (If Equipped)

Condition
Rear fog light do not light Circuit fuse blown
Possible cause
Bulb(s) blown
Circuit fuse blown
Back-up light switch (M/T model) or
transmission range sensor (A/T model)
faulty
Wiring or grounding faulty
Back-up light switch (M/T model) or
transmission range sensor (A/T model)
faulty
Possible cause
Circuit fuse blown
Brake light switch faulty
Wiring or grounding faulty
Brake light switch faulty
Possible cause
Bulb blown
Wiring or grounding faulty
Circuit fuse blown
Bulb blown
Front fog light switch faulty
Front fog light relay faulty
Wiring or grounding faulty
Possible cause
Bulb blown
Rear fog light switch faulty
Wiring or grounding faulty
Correction / Reference Item
Replace bulb(s).
Replace fuse and check for short circuit.
Check back-up light switch or transmission
range sensor referring to "Back Up Light
Switch Inspection in Section 5B" or
"Transmission Range Sensor Inspection and
Adjustment in Section 5A".
Repair circuit.
Check back-up light switch or transmission
range sensor referring to "Back Up Light
Switch Inspection in Section 5B" or
"Transmission Range Sensor Inspection and
Adjustment in Section 5A".
Correction / Reference Item
Replace bulb(s).
Replace fuse and check for short circuit.
Check brake light switch referring to "Brake
Light Switch Inspection".
Repair circuit.
Check or adjust brake light switch referring to
"Brake Light Switch Inspection" or "Brake Light
Switch Adjustment in Section 4A".
Correction / Reference Item
Replace bulb.
Repair circuit.
Replace fuse and check for short circuit.
Replace bulb.
Check front fog light switch referring to "Front
Fog Light Switch Inspection (If Equipped)".
Check front fog light relay referring to "Tail
Light Relay, Headlight Relay, Front Fog Light
Relay Inspection (If Equipped)".
Repair circuit.
Correction / Reference Item
Replace fuse and check for short circuit.
Replace bulb.
Check rear fog light switch referring to "Rear
Fog Light Switch Inspection (If Equipped)".
Repair circuit.
S7RW0A9204011
S7RW0A9204012
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