Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
| Symptom | Suspected Area | See page |
|---|---|---|
| Both low pitched horn and high pitched horn do not sound | P/I 2 fuse | - |
| Horn button assembly | ||
| Steering pad switch assembly | ||
| Spiral cable with sensor sub-assembly | ||
| Wire harness | - | |
| No. 1 integration relay | ||
| Both low pitched horn and high pitched horn blow all the time | No. 1 integration relay | |
| Horn button assembly | ||
| Steering pad switch assembly | ||
| Spiral cable with sensor sub-assembly | ||
| Wire harness | - | |
| Low pitched horn operates but high pitched horn does not operate | High pitched horn assembly | |
| Wire harness | - | |
| High pitched horn operates but low pitched horn does not operate | Low pitched horn assembly | |
| Wire harness | - |