See also:

Purity
Assuring the purity of DEF is particularly important with respect to avoiding malfunctions in the exhaust gas aftertreatment system. If DEF is pumped out of the DEF tank, e.g. during repair wo ...

Vehicle identification number (VIN)
The vehicle identification number (VIN) can be found in the following locations: • on the vehicle identification plate • at the lower edge of the windshield In addition to being stamped on the veh ...

Opening
Switch off the engine. Remove the SmartKey from the ignition lock. KEYLESS-GO: open the driver’s door. This switches the ignition to position 0, which corresponds to having removed the Sma ...