The Parktronic system switches to malfunction.
The driver notices a fault message (4 red LEDs and 2 sec continuous signal).
The following fault codes are stored in the PTS control unit (N62):
A23400 - Rear PARKTRONIC warning element 1 has a malfunction. - STORED
A23300 - Front PARKTRONIC warning element 1 has a malfunction. - STORED
