See also:

Checking the coolant level
Only check the coolant level when the vehicle is on a level surface and the engine has cooled down. Turn the SmartKey to position 2 in the ignition lock. On vehicles with KEYLESS-GO, press th ...

Clearing the memory of the integrated garage door opener on the rear-view mirror
Turn the SmartKey to position 2 in the ignition lock. Press transmitter buttons 2 and 4. The indicator lamp lights up yellow. Press and hold transmitter buttons 2 and 4 until the indic ...

DEF
Important notes on use To function properly, BlueTEC exhaust gas aftertreatment must be operated with the reducing agent DEF. Adding DEF is one of the tasks performed during maintenance. Under no ...