Audio Unit Power Switch Will Not Turn Off (Without Navigation)

Audio System Symptom Troubleshooting - Audio unit power switch will not turn off

Audio unit power switch will not turn off (without navigation)

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check for aftermarket accessories plugged into the vehicle accessory power sockets.
- Check the connectors for poor connections or loose terminals.
- Eject all the CDs before disconnecting the audio unit and CD changer to prevent damaging the CD player's load mechanism.
- Before troubleshooting, make sure you have anti-theft codes for the audio unit.
- After troubleshooting, enter the anti-theft codes for the audio unit.

1. Turn the ignition switch to ON (II).

2. Push the power switch OFF or turn the ignition switch to LOCK (0) to see if the audio unit turns off.

Does the audio unit turn off?

YES -

Operation is normal.�

NO -

Go to step 3.

3. Turn the ignition switch to LOCK (0).

4. Remove the audio unit Audio Unit Removal/Installation.

5. Measure the voltage between audio unit connector A (17P) terminal No. 14 and body ground.





Is there battery voltage?

YES -

Check for short to power on the PUR wire.�

NO -

Substitute a known-good audio unit Audio Unit Removal/Installation, and recheck. If the symptom/indication goes away, replace the original audio unit Audio Unit Removal/Installation.�