( TL19E00J10300000000FAAT20 )

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

1. Check for continuity between the terminals of the audio/navigation switch panel 24P connector and body ground according to the table.

   Audio/navigation switch panel connector | Wire color
   --- | ---
   3 | BLU
   15 | GRN
   16 | RED

Is there continuity?

YES | - | Repair short to body ground in the wire(s) between the audio unit and audio/navigation switch panel.■
NO | - | Go to Step 10 .