Coolant Outlet: Service and Repair

17 .. ... Removing and installing/replacing coolant pipe on cylinder head cover on left (S63)





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.





Necessary preliminary tasks:

^ Remove left inter cooler
^ Drain coolant





Slacken nut (1).

Tightening torque 13 71 9AZ.

Remove vacuum reservoir (2) and place to one side.





Unlock coolant hose (1) and detach from coolant pipe.





Release screws (1).

Tightening torque 17 10 3AZ.

Unclip coolant pipe (2) from holder (3).





Unlock coolant hose (1) on coolant pump and detach.





Pull off lug (1) on coolant pipe from crankcase.

Feed out coolant pipe (2) and remove.





Assemble engine.

Check cooling system for leaks.