Security Indicator Does Not Work Properly

Audio System Symptom Troubleshooting - Security indicator does not work properly

Security indicator does not work properly

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check the connectors for poor connections or loose terminals.
- The system will not operate without the 4-digit security (anti-theft) code.
- Before troubleshooting, make sure you have the 4-digit security (anti-theft) code.

1. Do the battery terminal disconnection procedure, than wait for 3 minutes.

2. Do the battery terminal reconnection procedure.

Does the security indicator (LED) on (blink)?

YES -

Go to step 3.

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.

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

4. Enter the 4-digit security (anti-theft) code.

Is the security indicator (LED) off?

YES -

The audio unit is OK at this time. Check for loose or poor connections at audio unit.

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.