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
WARNING: Scalding hazard!
Work on independent heating may only be carried out when it has cooled
down.
Necessary preliminary tasks:
Remove left underbody panelling.
Slacken clamp (1).
Release screws (2) and remove muffler (3).
Tightening torque.
Fig. 45: Identifying Muffler/Silencer And Slack
Facts:
When a shock absorber is faulty on one side (leaking, noises, limit values
exceeded on the shock tester), often
both shock absorbers on the axle in question are replaced.
E32, E34, E38, E39: In the case of rear spring struts with ride-height control,
there is always a slight oil spillage
o