11 37 005 Removing And Installing/Replacing Eccentric Shaft (N12)

WARNING: This page is about a different car, the 2008 MINI Cooper and 2007 MINI Cooper. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

11 4 481

Necessary preliminary tasks:

Remove cylinder head cover.
Remove intermediate lever.
Remove inlet camshaft.

Release screw (2) on magnet wheel (1).

Tightening torque: See ENGINE - TIGHTENING TORQUES .

Fig 1: Identifying Magnet Wheel And Screw

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Installation:

Pay attention to journal and groove on intermediate shaft and magnet wheel.

Fig 2: Identifying Magnet Wheel

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IMPORTANT: Magnet wheel (1) is extremely magnetic.
After removing, protect magnet wheel (1) against metal chips by placing it in a plastic bag (2) with a seal.

Fig 3: Identifying Plastic Bag With Seal

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Adjust eccentric shaft to minimum lift (1).

Fig 4: Identifying Eccentric Shaft

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Release screws on all bearing caps (1).

Fig 5: Identifying Bearing Caps

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All bearing caps are marked with numbers from (6 to 10); set down in neat order in special tool 11 4 481 .

Fig 6: Identifying Mark With Number On Bearing Caps

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Remove intermediate shaft (1).

Fig 7: Identifying Intermediate Shaft

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IMPORTANT: If one or more needle bearings are faulty, the complete eccentric shaft must be replaced.
Magnet wheel (2) is highly magnetic. No metal chips must stick to the magnet wheel (2), replace if necessary.

Check all needle bearings (3) of eccentric shaft (1) for ease of movement.

Fig 8: Identifying Eccentric Shaft, Magnet Wheel And Needle Bearings

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Bearing cap number 10 is provided with a stop.

Lubricate all bearing caps with engine oil.

All bearing caps (1) are identified with numbers from (6 to 10).

Tightening torque: See ENGINE - TIGHTENING TORQUES .

Adjust eccentric shaft minimum lift.

Fig 9: Identifying Bearing Caps

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Check eccentric shaft for ease of movement.

Assemble engine.