Symptom Chart: General Audio System
| Condition | Possible Sources | Actions |
|---|---|---|
| A module does not respond to the diagnostic scan tool | Fuse Wiring, terminals, or connectors Module |
REFER to Module Communications Network , Symptom Chart: Communication Network. |
| The steering wheel switches are inoperative/do not operate correctly | Wiring, terminals, or connectors Clockspring Steering wheel switch SCCM ACM |
GO to Pinpoint Test T . |
| The CD player is inoperative/does not operate correctly | CD ACM |
INSPECT the CD for scratches, fingerprints, a loose paper label, incorrect format, or damage. INSERT a known good CD and TEST the system. If the system operates correctly, the concern was caused by a damaged CD. If the system does not operate correctly, INSTALL a new ACM. REFER to Audio Control Module (ACM) . |
| The speed compensated volume does not operate correctly | Speed compensated volume setting VSS signal concern Communication network concern ACM |
GO to Pinpoint Test C . |
| The audio input jack is inoperative or does not operate correctly (without SYNC) | Customer's device Wiring, terminals, or connectors Audio input jack ACM |
GO to Pinpoint Test Q . |
| The audio system does not operate correctly from the FCIM | Communication network concern FCIM |
GO to Pinpoint Test U . |
| An individual switch in the FCIM is inoperative | FCIM | INSTALL a new FCIM. Refer to Front Controls Interface Module (FCIM) . |
| The FCIM backlighting does not operate correctly | Illumination system concern FCIM |
REFER to Instrument Panel and Interior Switches Illumination , Symptom Chart: Instrument Cluster and Panel Illumination. |
| The FCDIM is inoperative/does not operate correctly | Communication network concern FCDIM |
GO to Pinpoint Test V . |
| One or more FCDIM displays are inoperative or do not operate correctly | FCDIM | GO to Pinpoint Test W . |