See also:

Checking the oil level using the onboard computer
On vehicles with a 12-cylinder engine, the oil level can be checked using the on-board computer. On all other models, the dipstick must be used to check the engine oil level. Park the vehicle ...

SmartKey
Display messages Possible causes/consequences and Solutions Key Does Not Belong to Vehicle You have put the wrong SmartKey in the ignition lock. Use the correct Smart ...

BAS PLUS (Brake Assist System Plus)
BAS PLUS is only available in vehicles equipped with DISTRONIC PLUS. Observe the "Important safety notes" section At speeds above approximately 4 mph (7 km/h), BAS PLUS assists you w ...