A Symptoms - Horns
SYMPTOMS - HORNSIMPORTANT: The following steps must be completed before using the symptom tables.
1. Perform Diagnostic System Check - Horns before using the Symptom Tables in order to verify that all of the following are true:
- There are no DTCs set.
- The control module(s) can communicate via the serial data link. Diagnostic System Check - Horns
2. Review the system operation in order to familiarize yourself with the system functions.
Visual/Physical Inspection
- Inspect for aftermarket devices which could affect the operation of the Horn System.
- Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.
Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions.
Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:
- Horns Always On
- Horns Inoperative
- Horns - Poor Tone