Audio Remote Switch Does Not Work Properly

Audio remote switch does not work properly ('08 model)

NOTE:
- Check the vehicle battery condition first.
- Check the connectors for poor connections or loose terminals.

1. Check the audio unit operation (volume up, volume down, CH (-), CH (+), MODE).

Is the audio unit operation OK.

YES - Operation is normal.

NO - Go to step 2.

2. Test the audio remote switch.

Is the audio remote switch OK?

YES - Go to step 3.

NO - Replace the audio remote switch, and recheck.

3. Disconnect audio unit connector F (20P).
4. Measure the resistance between the audio unit connector F (20P) No.6 and No.7 terminals as specified in the table.






Is the resistance OK?

YES - Go to step 5.

NO - Repair open or high resistance in the circuit between the audio unit and the audio remote switch. If the wires are OK, replace the cable reel.

5. Check for continuity between No.6 and No.7 terminals of audio unit connector F (20P) and body ground individually.






Is there continuity?

YES - Repair short to body ground in the circuit between the audio unit and the audio remote switch. If the wires are OK, replace the cable reel.

NO - Replace the audio unit.