General information
If the trailer socket is occupied, some driver assistance
systems are unavailable, or available to a
limited extent. A Check Control message is displayed
where applicable.
When driving with a trailer or load carrier and the
trailer socket not occupied, some driver assistance
sys
NOTE: If a vehicle has been driven with depressurized air springs, the
air springs must
always be replaced.
Lift vehicle.
Air spring is OK:
when the gaiter cannot be pressed in by hand
when no visible damage (e.g. kinks, cracks, porous areas, etc.) is
discernible
when the rolling fold is unif