11 14 110 Removing and installing, sealing/replacing front timing case cover (M57T2)

Necessary preliminary tasks:

IMPORTANT: Protect alternator against engine oil.

Cover alternator with suitable apparatus.

(Risk of damage).

Assemble charge air hoses without grease and dry.

Release screws.

Remove timing-chain cover.

Fig 1: Locating Timing-Chain Cover Screws

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Lock chain tensioner (1) at bottom with special tool 11 3 340 and remove.

Slacken nut (2).

Tightening torque: see 13 52 2AZ in HIGH-PRESSURE PUMP DRIVE .

Detach clamping rail (3).

Detach guide rail (4).

Remove sprockets and chain.

Installation:

Check adapter sleeves (see arrows) for damage.

Fig 2: Locating Adapter Sleeves

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Replace seal.

Installation

When repair work is carried out on the timing case cover, the timing case cover gasket must be cut through at the marked points (1).

Apply a thin coat of Drei Bond 1209 sealing compound (sourcing reference: BMW Parts Service) to ends (arrows) of timing case cover on both sides.

If necessary, remove WATER PUMP .

Fig 3: Identifying Timing Case Cover Gasket Cutting Points

Courtesy of BMW OF NORTH AMERICA, INC.

Fit timing-chain cover.

Insert all screws and pretighten to 5 Nm.

NOTE: M7 screws.

Installation

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

Fig 4: Locating Timing-Chain Cover Screws

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.