Valve Cover: Service and Repair

11 12 000 - Removing and installing/sealing cylinder head cover (N12)





Necessary preliminary tasks:
- Remove acoustic cover 11 00 ... Removing and Installing/Replacing Acoustic Cover
- Remove rod-type ignition coils Service and Repair.





Disconnect plug connection at ignition coils (1).
Unfasten engine wiring harness (2) at cylinder head cover.
Release ground connection (3).
Tightening torque: 11 12 5AZ. Mechanical Specifications





Disconnect plug connections (2 and 3).
If necessary, release sensors (4 and 6).
Unfasten engine wiring harness (1) at cylinder head cover.





Unfasten engine vent hose at lock (1) in direction of arrow.
Detach engine vent hose in direction of arrow.





Unfasten engine wiring harness (1) at cylinder head cover.





Disconnect plug connection (1) at coolant sensor.





Release bolts in areas (1 and 2).





Replace seal (1).
Replace all seals (2).

Installation:
Clean all sealing surfaces.





Installation:
Observe tightening sequence (1 to 13).
Tightening torque, 11 12 4AZ. Mechanical Specifications





Assemble engine.