Crankshaft: Service and Repair

Crankshaft Assembly Overview

CAUTION!
• If the crankshaft was removed, a new intermediate sprocket--> [ 14 Intermediate Sprocket ] Oil Pump, Oil Pan and Balance Shaft Module with a coating must be installed and the hub --> [ 11 Hub ] Oil Pump, Oil Pan and Balance Shaft Module including the bolt --> [ (item 12) 90 Nm plus an additional 90° (/ turn) ] Oil Pump, Oil Pan and Balance Shaft Module and axial bearing discs --> [ (item 13) Axial Bearing Disc ] Oil Pump, Oil Pan and Balance Shaft Module must be replaced. Otherwise the backlash will be incorrect.

• Installation procedure, refer to --> [ New Balance Shaft Module, Installing ] Balance Shaft Module.





1 Bearing Shells 1, 2, 4 and 5

• For bearing cap without oil groove

• For cylinder block with oil groove

• Do not interchange used bearing shells (mark)

2 65 Nm plus an additional 1/4 turn (90°)

• Replace

• Tighten to 65 Nm to measure radial play but do not tighten further.

3 Bearing Cap

• Bearing cap 1: Belt pulley side

• Bearing cap 3 with notches for thrust washers

• Retaining tabs of bearing shells and cylinder block/bearing caps must lie above one another

4 Bearing Shell 3

• For bearing cap without oil groove

• For cylinder block with oil groove

5 Thrust Washer

• For bearing cap 3

• Observe locating point

6 Crankshaft

• Follow "Safety Precautions"

• Axial play new: 0.07 to 0.17 mm, Wear limit: 0.37 mm

• Check radial clearance with Plastigage: 0.03 to 0.08 mm, Wear limit: 0.17 mm

• Do not turn crankshaft when measuring radial play

• Crankshaft dimensions --> [ Crankshaft Dimensions ] Specifications

7 Thrust Washer

• For cylinder block, bearing 3