11 37 005 Removing and installing/replacing eccentric shaft (N18)

Special tools required:

Necessary preliminary work:

Adjust eccentric shaft to minimum lift (1) via the actuator drive.

Fig 1: Identifying Eccentric Shaft Minimum Lift

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Release screws on all bearing caps (1).

Fig 2: Identifying Bearing Caps

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

Fig 3: Identifying Bearing Caps

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Remove intermediate shaft (1).

Fig 4: Identifying Intermediate Shaft

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IMPORTANT: If one or more needle bearings are faulty, the complete eccentric shaft must be replaced.

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

Position (2) is not installed.

Fig 5: 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: 11 12 6AZ .

Adjust eccentric shaft minimum lift.

Fig 6: Identifying Bearing Caps

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Check eccentric shaft for ease of movement.

Assemble engine.