See also:

System self-test
After you have switched on the ignition, the system carries out a self-diagnosis. WARNING A malfunction in the system has been detected if one of the following conditions occurs: • the indi ...

System self-test
The 42 indicator lamp illuminates when you: • turn the SmartKey to position 1 or 2 in the ignition lock • on vehicles with KEYLESS-GO, press the Start/Stop button once or twice The indicator ...

SRS warning lamps
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 instrumen ...