See also:

SRS warning lamp
SRS functions are checked regularly when you switch on the ignition and when the engine is running. Therefore, malfunctions can be detected in good time. The SRS warning lamp in the instrume ...

General information
WARNING   All categories of messages contain important information which should be taken note of and, where a malfunction is indicated, addressed as soon as possible at an authorized M ...

Displaying service messages
Switch on the ignition. Press or on the steering wheel to select the Serv. menu. Press or to select the ASSYST PLUS submenu and press to confirm. The service due date appears ...