Checking contact resistance, oxidation and wiring
Remedy the antenna amplifier and head unit/audio control module connectors for contact resistance and oxidation according to Contact resistance and oxidation .
Check the cables between the antenna amplifier #C1 and head unit/audio control module #A9 for an open-circuit according to Open-circuit, intermittent faults .
Remedy as necessary.
Other information:
- To access/replace head unit/audio control module:
- For -2004, see:Radio cassette player, replacing .
- For 2005-, see:Audio unit, replacing .
- To access/replace the antenna amplifier, see Windshield antenna and amplifier .
- To connect the breakout box, see Connecting the breakout box, Audio control module .
- For information about signals and connectors, see The audio control module, green connector and Audio control module (to aerial) .