Door Mirror Heater Symptom Diagnosis (If Equipped) - Suzuki SX4 Service Manual

Door Mirror Heater Symptom Diagnosis (If Equipped)

NOTE
• Use of SUZUKI scan tool makes it easy to check whether a faulty condition is on the input side or
output side of BCM. For checking procedure, refer to "Diagnosis Using Output Test Function of
SUZUKI Scan Tool" under "Scan Tool Data in Section 10B".
• Check each part in the order from the top of the following list.
Condition
All door mirror heaters
does not operate
Only one door mirror
heater does not operate
Windshield Components
1. Windshield glass
2. Windshield molding
Possible cause
Circuit fuse blown
Rear end door window / back window
defogger switch faulty
Rear end door window / back window
defogger relay faulty
Wiring or grounding faulty
BCM faulty
Door mirror heater faulty
Wiring or grounding faulty
Repair Instructions
1
4
4
3
3
3. Windshield glass stopper
4. Spacer
Glass / Windows / Mirrors:
Correction / Reference Item
Replace fuse and check for short circuit.
Check rear end door window / back window
defogger switch referring to "Rear End Door
Window / Back Window Defogger Switch
Inspection".
Check rear end door window / back window
defogger relay referring to "Rear End Door
Window / Back Window Defogger Relay
Inspection".
Repair circuit.
Replace after making sure that none of above
parts is faulty.
Check door mirror heater refiring to "Door
Mirror Heater Inspection (If Equipped)".
Repair circuit.
2
4
: Do not reuse.
9E-5
S7RW0A9504005
S7RW0A9506001
I5RW0A950001-02