FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Volume Is Too high Or Too Low When Driving At Freeway Speeds (Without Navigation)




Audio System Symptom Troubleshooting - Volume is too high or too low when driving at freeway speeds

Volume is too high or too low when driving at freeway speeds (without navigation)

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check the connectors for poor connections or loose terminals.

1. Test-drive the vehicle at highway speeds, and monitor volume level.

Is the volume level too high, or too low?

YES -

Go to step 2.

NO -

Intermittent failure, the system is OK at this time.

2. Change SVC mode setting in sound adjustment set-up to SVC MID, and recheck.

Is the volume level still too high or too low?

YES -

Substitute a known-good audio unit Audio Unit Removal / Installation, and recheck. If the symptom/indication goes away, replace the original audio unit Audio Unit Removal / Installation.

NO -

Improper SVC setting for client's sound taste.