BMW X5: Replacing Both Timing Chains (N62/N62TU)

Special tools required:

• 11 2 001
• 11 2 002
• 11 2 003
• 11 2 007

Necessary preliminary tasks:

• Remove lower timing case cover.

Remove timing chain (1).

Remove timing chain (5).

Release screws (7).

Remove guide rails (3 and 6).

Remove tensioning rails (2 and 4).

Installation:

Maintain tension of timing chains when installing timing case cover.

Observe sparking protection on timing case cover.

Make sure timing chain (1) is correctly installed when placing it in guide rail (3).

Fig. 327: Identifying Timing Chains, Screws And Guide Rails

Attach special tools 11 2 001 and 11 2 002 to crankshaft.

Insert special tool 11 2 007 and remove sprocket wheel with special tool 11 2 003.

Installation:

Check sprocket wheels for wear, replace if necessary.

Heat sprocket wheel to 60ºC.

WARNING: Burning hazard! Wear gloves.

Fig. 328: Identifying Special Tool (11 2 007), (11 2 001), (11 2 003)

Assemble engine.

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