A Symptoms - Horns

Symptoms - Horns

Important: Review the system operation in order to familiarize yourself with the system functions. Refer to Horns System Description and Operation.
Description and Operation

Visual/Physical Inspection
- Inspect for aftermarket devices which could affect the operation of the horn system. Refer to Checking Aftermarket Accessories in Diagrams / Diagnostic Aids.

- Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

- Perform the following if the horn buzzes or has a harsh tone:
* Inspect for debris in the joint where the horn fastens to the vehicle

* Test the torque of the horn mounting hardware. The horn mounting hardware should be tightened to a torque of 10 N.m (7 lb ft).


Intermittent

Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent and Poor Connections in Diagrams / Diagnostic Aids.


Symptom List
Refer to a symptom diagnostic procedure from the following list in order to diagnose the symptom:

- Horns Always On.
Horns Always On

- Horns Inoperative.
Horns Inoperative