11 14 110 Removing and installing lower timing case cover (N63)

WARNING: This page is about a different variant/trim than selected.

Special tools required:

Necessary preliminary tasks:

Remove engine .
Remove both left cylinder head and right cylinder head .
Remove lower oil sump section .
Remove upper oil sump section .
Remove alternator belt tensioner .
Remove vibration damper .
Remove coolant pump .
Remove alternator . See 12 31 020 REMOVING AND INSTALLING OR REPLACING ALTERNATOR (N63) .
Remove A/C compressor . See 64 52 521 REPLACING A/C SYSTEM COMPRESSOR (N63) .
Remove hub for vibration damper
Release screws along lines (1).

Remove timing case cover (2) towards front.

Clean sealing faces with special tool 11 4 470.

Fig 1: Identifying Timing Case Cover Screws

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Check jump guard for damage.

Release screw (1).

Tightening torque 11 14 1AZ, see 11 14 CASE COVERS

Remove jump guard (2).

Fig 2: Identifying Jump Guard Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Clean sealing faces with special tool 11 4 470.

Installation:

Preposition all bolts in timing case cover.

Replace beaded metal gaskets (1, 2 and 3) .

Fig 3: Identifying Metal Gaskets Applying Area

Courtesy of BMW OF NORTH AMERICA, INC.

Fit timing case cover (2).

Initially tighten all bolts to approx. 5 Nm.

Fully tighten all bolts in alternate sequence.

Tightening torque 11 14 2AZ, see 11 14 CASE COVERS

Installation:

Wait for PU material to emerge at sealing joints.

Carefully wipe off protruding PU material.

Fig 4: Identifying Timing Case Cover Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

Replace radial shaft seal in timing case cover at bottom .

Assemble engine.