New Beetle L4-1.8L Turbo (BNU) (2005)
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Ensure retaining lugs fit tightly in recesses
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Axial clearance:
- New: 0.100.31 mm
- Wear limit: 0.40 mm
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Check radial clearance with Plastigage:
- New: 0.010.05 mm
- Wear limit: 0.12 mm
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Do not rotate crankshaft when checking radial clearance
9 - Cylinder block
10 - Connecting rod bolt
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Replace
11 - Retaining ring
12 - Piston pin
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If difficult to remove, heat piston to 60° C
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Remove and install with VW 222 A
Checking piston ring gap
Special tools, testers and auxiliary items required
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Feeler gauges
Work sequence
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Push ring squarely from above down to approx. 15 mm from bottom end of cylinder
Checking piston ring-to-groove clearance
Special tools, testers and auxiliary items required
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Feeler gauges
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Clean groove before check.