Necessary preliminary tasks:
Remove front left underbody panelling.
Disconnect plug connection (1).
Gently press retaining tabs apart in direction of arrow and remove receiving
antenna (2).
Fig.
Special tools required:
00 2 190
NOTE: If a tire sealant has been used, replace the wheel electronics.
When a tire has been removed, do not clean the rim with installed wheel
electronics with high
REMOVING AND INSTALLING/REPLACING COOLANT THERMOSTAT (N52K)
WARNING: Danger of scalding!
Only perform this work after engine has cooled down.
Recycling
Catch and dispose of drained coolant in a suitable container.
Observe country-specific waste-disposal regulations.
IMPORTANT: Protect plug connecti
The convenient-start system allows the engine to be started in a
user-friendly manner as the starter motor
automatically remains engaged until the engine is running.
When the START-STOP button is pressed, the CAS control unit first activates
terminal 15. The relief relay for
the ignition coils is