Beetle L4-2.0L (AEG) (2000)
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To measure radial clearance tighten to 30 Nm (22 ft. lbs.) but no further
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90° additional angle can be measured with torque angle meter i.e., Hazet 6690
7. Conrod bolt 30 Nm (22 ft. lbs.) plus additional 90° (1/4 turn)
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For Engine Codes AVH, AZG
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Always replace
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Oil threads and contact surfaces
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To measure radial clearance tighten to 30 Nm (22 ft. lbs.) but no further
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90° additional angle can be measured with torque angle meter i.e., Hazet 6690
8. Pressure relief valve
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27 Nm (20 ft. lbs.)
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Opening pressure: 2.5 to 3.2 bar (36 to 46 psi)
9. Oil spray jet
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For piston cooling
10. Bearing shell
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Note installation position
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Do not interchange used bearing shells
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Insert bearing shells centrally
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Ensure retaining lugs fit tightly in recesses
Axial clearance
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New: 0.05 0.35 mm
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Wear limit: 0.40 mm
Check radial clearance with Plastigage:
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New: 0.01 0.06mm
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Wear limit: 0.12 mm
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Do not rotate crankshaft when checking radial clearance
11. Engine block
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Checking cylinder bores, Refer to Fig. 4
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Piston and cylinder dimensions, Refer to Piston, Engine, Specifications, Mechanical
12. Circlip
13. Piston pin
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If difficult to remove, heat piston to 60°C (140°F)
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Remove and install using VW 222a
Fig. 1 Piston ring gap, checking
Special tools and equipment
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Feeler gauges
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Push piston ring squarely from above down to approximately 15 mm from bottom end of cylinder bore.