Diagnosis And Testing
WARNING: This page is about a different car, the 2007 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Any diagnosis of the Audio system should begin with the use of a scan tool and the appropriate Diagnostic Service information.
For complete circuit diagrams, refer to the appropriate wiring information.
The amplifier unit should be checked if there is no sound output noted from the speakers. For diagnosis of the power amplifier, see DIAGNOSIS AND TESTING .