See also:

Cleaning the wheels
Do not use acidic wheel cleaning products to remove brake dust. This could damage wheel bolts and brake components. Do not park the vehicle for an extended period straight after cleaning it, ...

Radiator
Vehicles with a diesel engine: do not cover the radiator, for example with a winter front or bug cover. The readings of the on-board-diagnostic system may otherwise be inaccurate. Some of ...

Warning and indicator lamps
1 ABS 2 The lamp lights up briefly, but has no function. 3 Brakes (USA only) 4 ESP® 5 Distance warning signal On vehicles without DISTRONIC, the lamp lights up briefly but has no functi ...