Timing Case Cover Lower

Removing and installing timing case cover, bottom (M62 VANOS from 9/98)


Instructions for disconnecting and connecting battery, refer to Service Precautions.
Disconnect negative battery lead.

Unfasten drain plug for coolant on right engine block.
Drain and dispose of coolant.

Installation:
Replace sealing ring on drain plug.
Tightening Torque, refer to Engine, Specifications.
Top up coolant. Vent cooling system and check for leaks. Bleeding Cooling System

Remove timing case covers, top left and right. Timing Case Cover Upper

Remove hub for vibration damper. Hub For Vibration Damper

Remove water pump with thermostat housing. Service and Repair

Note: When the liquid-cooled alternator is removed, a residual quantity of coolant emerges from the timing case cover.

Catch and dispose of residual quantity of coolant.
Remove liquid-cooled alternator.
Remove upper oil sump section.





Press bow cover against the timing chain. Secure bow cover with a plastic strap (1).
Remove lower timing case cover.





Installation:
Clean and remove grease from sealing surfaces of the engine block.
Check dowel sleeves (1) for damage and correct installation position
Replace seals (2 and 3). Apply thin coat of Drei Bond 1209 to front and back edges of seals (or equivalent).





Installation:
Install timing case cover, insert all screws and initially tighten to approx. 5 Nm.
Firmly tighten all screws in alternate sequence.
Tightening Torque, refer to Engine, Specifications.

Caution: Once all screws have been tightened down, retighten them in a second operation.

Replace radial seal in timing case cover at bottom. Service and Repair