Audio Distortion - One or More Speakers

AUDIO DISTORTION - ONE OR MORE SPEAKERS

SCHEMATIC REFERENCE: Radio/audio System Schematics.

DIAGNOSTIC SYSTEM CHECK - ENTERTAINMENT SYSTEM
Always perform the Diagnostic System Check - Vehicle before proceeding with these diagnostic procedures. Refer to Diagnostic System Check - Vehicle. Diagnostic System Check - Vehicle

SPEAKERS - REDUCED VOLUME/AUDIO DISTORTION

With RPO UW4 and UZ6
- Speaker output circuit high resistance-Test the appropriate speaker output circuits for high resistance.
- Defective speaker-Replace the appropriate speaker.

IMPORTANT: The following information lists the most probable cause of the concern to the least probable cause. If the list leads to the replacement of a component, always inspect for a poor connection before proceeding with replacement. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs.

With RPO U2K
- Audio common circuit open-Test the audio common circuit for an open.
- No audio output from the digital radio receiver-Replace the digital radio receiver.
- No digital radio audio output from the radio-Replace the radio.

IMPORTANT: The following procedure assumes all speakers are operative for all modes of operation except digital radio.