New Beetle L4-1.8L Turbo (AWV) (2005)
7 - Cylinder block
8 - Connecting rod bearing cap
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Note installed position
9 - Oil spray jet
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For piston cooling
10 - Pressure relieve valve, 27 Nm
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Opening pressure: 1.31.6 bar
11 - 30 Nm plus 1/4 turn (90°)
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Replace
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Oil threads and contact surfaces
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To measure radial clearance, tighten to 30 Nm, but do not turn further
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.