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 vis
IMPORTANT: Risk of damage!
Extreme cleanliness must be ensured in the connection area of the vent lines
during removal and installation. Even the smallest of dirt particles can cause
leakage in the ai
WARNING: Danger of injury!
Drain the air spring system before carrying out any work on the air supply
unit, air pipes and air springs! Danger of injury if this instruction is not
complied with!
Risk o
General information
The installation of the upgrade may result in a
deletion of software changes such as performance
increases that have not been installed
by the manufacturer of the vehicle.
The installation may take approx. 20 minutes.
The installation cannot be terminated.
The vehicle can
CHECKING ENGINE OIL PRESSURE
Special tools required:
11 4 050
13 3 061
13 3 063
13 6 051
13 6 054
NOTE: To check the engine oil pressure, the oil pressure switch must be
removed and
the special tools installed and connected.
NOTE: A small amount of oil will emerge when the oil pressure swit