Problems with the seat ventilation
The seat ventilation has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on.
•► Switch off electrical consumers which you do not need, such as the rear window defroster or interior lighting.
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.
...
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 wor ...
Locking the vehicle (mechanical key)
If the vehicle can no longer be locked with the
SmartKey, use the mechanical key.
•► Open the driver's door.•► Close the front-passenger door, the rear
doors and the trunk lid/tailgat ...