WARNING: Danger of poisoning if oil is ingested/absorbed through the
skin!
Risk of injury if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow any d
Special tools required:
32 1 260
NOTE: The work steps are show on assorted components. Ear clip must
always be
replaced.
To remove an ear clip, place special tool 32 1 260 at right angles to ear a
1. Quick-connect coupling with ID marking
Fig. 79: Identifying Quick-Connect Coupling With ID Marking Components
Removing:
Push quick-connect coupling (1) against pipe (4) (thereby relieving strain o
REMOVING AND INSTALLING/REPLACING COOLANT THERMOSTAT (N62)
WARNING: Danger of scalding!
Only perform these tasks on an engine that has cooled down.
Recycling:
Catch and dispose of drained coolant.
Observe country-specific waste-disposal regulations.
Follow instructions for working on cooling syste
Load control of the N54 engine is effected by means of the throttle valve and
the waste gate valves.
The throttle valve is the primary component in this process. The wastegate
valves are actuated to bring about a
fine tuning of the boost pressure. At full load the throttle valve is completely
op