Navigation System Symptom Troubleshooting - Navigation cannot control audio/CD

Navigation cannot control audio/CD

1. Make sure the anti-theft code for the audio system is entered.

1. Go into the Diagnostic Menu and use the ‘‘Navi System Link'' test.

Is for ‘‘Radio'' icon red?

YES | - | Do the troubleshooting for the voice guidance cannot be heard. ■
NO | - | Go to Step 3 .

1. Substitute a known-good navigation unit, and recheck.

Can the navigation control audio/CD?

YES | - | Replace the original navigation unit. ■
NO | - | Do the audio system troubleshooting.■