Water Pump: Service and Repair

11 51 000 - Removing and installing/replacing water pump (S65)





Necessary preliminary tasks:
- Remove fan cowl with electronic fan Service and Repair.
- Remove radiator Service and Repair.
- Remove A/C compressor drive belt.
- Remove upper idler pulley Removing and Installing/Replacing Belt Tensioner for A/C Compressor for A/C compressor.





Release screw (1).
Remove alternator drive belt Service and Repair.
Remove belt pulley (2).





Release screws (1).
To facilitate removal of the coolant pump, it is possible to insert M6 screws on left and right (see arrows).

Installation:
Replace all sealing rings.





Assemble engine.
Vent cooling system 17 00 039 Venting Cooling System and Checking For Water Leaks and check for leaks.