Operation CHARM: Car repair manuals for everyone.

About Audio Diagnosis

Whenever a radio malfunction occurs:
1. Check the IOD fuse in the power distribution center and the following fuses in the junction block.
- Power relay, if equipped
- Radio feed fuse
- Instrument Illumination fuse
- Battery feed fuse (memories)
2. Verify that the radio wire harness is properly engage into all connectors before starting diagnosis procedures.