HORN SYSTEM PROBLEM SYMPTOMS TABLE
Tech Tips
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 |
|---|---|---|
| Horn does not sound | HORN fuse | - |
| HORN relay | ||
| Horn button assembly | - | |
| Spiral cable sub-assembly | ||
| Steering pad switch assembly (w/ Steering pad switch) | ||
| Cruise control switch wire (w/o Steering pad switch) | - | |
| Instrument panel junction block assembly | - | |
| Wire harness | - | |
| Horn blows all the time | HORN relay | |
| Horn button assembly | - | |
| Wire harness | - | |
| Super low pitched horn operates but low pitched horn does not operate (w/o Daytime Running Light System) | Low pitched horn assembly | |
| Wire harness | - | |
| Low pitched horn operates but super low pitched horn does not operate (w/o Daytime Running Light System) | Super low pitched horn assembly | |
| Wire harness | - | |
| Low pitched horn operates but high pitched horn does not operate (w/ Daytime Running Light System) | High pitched horn assembly | |
| Wire harness | - | |
| High pitched horn operates but low pitched horn does not operate (w/ Daytime Running Light System) | Low pitched horn assembly | |
| Wire harness | - |