Audio Remote Switch Does Not Work Properly
Audio remote switch does not work properlyNOTE: Check the vehicle battery condition first.
1. Test the audio remote switch.
Is the audio remote switch OK?
YES - Go to step 2.
NO - Replace the audio remote switch.
2. Turn the ignition switch to ON (II).
3. Turn on the audio unit and check the audio unit operation (volume up, volume down, CH MODE).
Is the audio unit operation OK?
YES - Go to step 4.
NO - Replace the audio unit.
4. Turn the ignition switch OFF.
5. Remove the audio unit.
NOTE: Eject all the CDs before remove the audio unit to prevent damaging the CD player's load mechanism.
6. Measure the resistance between audio unit connector A (20P) No.3 and No.14 terminals as specified in the table.
Is the resistance OK?
YES - Go to step 7.
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.
7. Check for continuity between the No.3 and No.14 terminals of the audio unit connector A (20P) and body ground.
Is there continuity?
YES - Repair short to body ground in the circuit between audio unit and the audio remote switch. If the wires are OK, replace the cable reel.
NO - Replace the audio unit.