New Beetle L4-1.8L Turbo (AWP) (2003)
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New: 0.05 to 0.31 mm
Wear limit: 0.37 mm
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Check radial clearance with Plastigage:
New: 0.01 to 0.06mm
Wear limit: 0.09 mm
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Do not rotate crankshaft when checking radial clearance
7. Cylinder block
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Checking cylinder bores, Refer to Fig. 4
8. Connecting rod bearing cap
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Note installation position
9. Oil spray jet
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For piston cooling
10. Pressure relief valve, 27 Nm
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Opening pressure: 1.3 to 1.6 bar
11. Connecting rod bolt, 30 Nm +1/4turn (90°) further
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Always replace
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Oil threads and contact surface
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To measure radial clearance use old bolts
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To measure radial clearance tighten to 30 Nm but not further
Fig. 1 Checking piston ring gap
Special tools and equipment
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Feeler gauges
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Push ring squarely from above down to approximately 15 mm from bottom end of cylinder.
Fig. 2 Checking ring to groove clearance
Special tools and equipment
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Feeler gauges
