A4 Sedan L4-2.0L Turbo (BPG) (2005)
Crankshaft: Service and Repair
Crankshaft, removing and installing
Note: Secure engine to assembly stand using holding fixture VW 540 when performing repair work Engine, securing to assembly stand.
1. 65 Nm plus an additional 1/4 turn (90°)
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Replace
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When measuring radial clearance, tighten crankshaft to65 Nm, but do not turn further
2. Bearing cap
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Bearing cap 1: Belt pulley side
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Bearing cap 3: With notches for thrust washers
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Retaining tabs of bearing shells and cylinder block/bearing caps must lie above one another
3. 10 Nm plus an additional 1/4 turn (90°)
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Replace
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Replace sensor wheel every time bolts are loosened
4. Needle bearing
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For vehicles with manual transmission
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Pulling out and driving in
5. Sensor wheel
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For engine speed (rpm) sensor G28
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Only possible to install in one position - Bores are offset
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Replace sensor wheel every time bolts are loosened
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Removing and installing
6. Crankshaft
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Axial play new: 0.07 to 0.23 mm Wear limit: 0.30 mm
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Check radial clearance with Plastigage 0.02 to 0.04 mm Wear limit: 0.15 mm
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Do not turn crankshaft when measuring radial play