1. Verify the customer concern.
2. Referring to the following chart, perform visual inspection for obvious mechanical and electrical malfunctions.
Visual Inspection Chart
|
Mechanical malfunction
|
Electrical malfunction
|
|---|---|
|
• Horn
• Horn relay
• Horn switch
(part of driver-side air bag module)
|
• Central junction box (CJB) fuse
• Circuit
|
3. If the malfunction is not visually evident, verify the symptom, then go to "SYMPTOM TROUBLESHOOTING CHART."