See also:

Hazard warning lamps
The hazard warning lamps automatically switch on if: - an air bag is deployed. - the vehicle is slowed down severely from a speed of over 45 mph(70 km/h) and comes to a halt. - To switch on ...

Preparing the vehicle
WARNING The wheel and tire size of the emergency spare wheel/spare wheel may differ to that of the damaged wheel. When using an emergency spare wheel/spare wheel the handling characteristics ...

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 ...