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
Special tools required:
11 4 361
11 4 362
11 4 363
11 4 364
11 9 200
Necessary preliminary tasks:
Remove fan cowl with electric fan
Remove alternator drive belt
Remove drive belt tensioner
NOTE: The procedure is the same as for the crankshaft radial seal.
Expose removal openings on seal