( TL19E00J10300000000FAAT20 )

Audio System Symptom Troubleshooting - Audio system information does not display on the audio/navigation switch panel display unit (with navigation system)

Audio system information does not display on the audio/navigation switch panel display unit (with navigation system)
NOTE:

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

1. Remove the audio/navigation switch panel.

1. Check the connections at the audio/navigation switch panel 24P connector and audio unit connector B (20P).

Are the connectors and terminals connected properly?

YES | - | Go to Step 3 .
NO | - | Repair the connection and recheck.■

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

1. Measure the voltage between the audio/navigation switch panel 24P connector terminal No. 22 and body ground.

Is there battery voltage?

YES | - | Go to Step 5 .
NO | - | Repair open in the wire between No. 15 (10 A) fuse in the under-hood fuse/relay box and audio/navigation switch panel 24P connector terminal No. 22.■