Audio Distortion - One or More Speakers

Audio Distortion - One or More Speakers

Schematic Reference: Radio/Navigation System Schematics (Radio/Navigation System Schematics)

Connector End Views Reference: Component Connector End Views (Connector Views)

Diagnostic System Check - Vehicle

Always perform the Radio/Audio System Diagnostic System Check before proceeding with these diagnostic procedures. Refer to Diagnostic System Check - Vehicle (Initial Inspection and Diagnostic Overview).

Speakers - Distortion

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 (Component Tests and General Diagnostics) andConnector Repairs (Component Tests and General Diagnostics).


With RPO U56 or U42

Audio output signal circuit from DVD player open. Test left, right, and common remote playback device signal circuits for opens, shorts to ground, or shorts to battery positive.

With Radio or CD/MP3 Player

1. Audio output circuit to speaker open. Test affected speaker audio (+) and audio (-) circuits for an open. Refer to Circuit Testing (Component Tests and General Diagnostics) andWiring Repairs (Component Tests and General Diagnostics).
2. Defective speaker. Replace the appropriate speaker. Refer to Speaker Replacement Reference (Speaker Replacement Reference).

With RPO U2K

Audio output signal circuit from digital radio receiver open. Test left, right, and audio common signal circuits for opens. Refer to Circuit Testing (Component Tests and General Diagnostics) andWiring Repairs (Component Tests and General Diagnostics).