NO display vision appears on the screen

1. Repeat turning the ignition switch ON (II) and OFF to see if the problem appears.

Does the problem appear?

YES | - | Go to Step 2 .
NO | - | Operation is normal.■

1. Remove the audio-HVAC display module , and check for the proper connection of the audio unit connector A (20P).

Is it connected properly?

YES | - | Go to Step 3 .
NO | - | Reconnect the connector, and recheck the problem.■

1. Check that the audio unit switches correctly respond to your operation.

Do they function correctly?

YES | - | Faulty front printed circuit board.■
NO | - | Faulty front printed circuit board and audio printed circuit board.■