Jetta L4-2.0L (AZG) (2004)
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To measure radial clearance tighten to 30 Nm, but do not turn further
6. Bearing shell
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Observe installation position
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Do not interchange used bearing shells
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Ensure retaining lugs fit tightly in recesses.
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Upper bearing shell with oil drilling for piston pin lubrication.
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Axial clearance, New: 0.10 to 0.31 mm; Wear limit: 0.37 mm
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Check radial clearance with Plastigage: New: 0.01 to 0.06 mm; Wear limit: 0.12 mm
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Do not rotate crankshaft when checking radial clearance
7. Cylinder block
8. Connecting rod bolt
9. Circlip
10. Piston pin
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If difficult to remove, heat piston to 60°C
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Remove and install with VW 222A
Industrially cracked connecting rod
1. Piston rings
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Offset gaps by 120-
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Use piston ring pliers to remove and install
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Manufacturer's mark faces piston crown
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Checking ring gap, Refer to Fig. 1
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Checking ring to groove clearance, Refer to Fig. 2
2. Piston
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Checking, Refer to Fig. 3
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Mark installation position and cylinder number
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Arrow on piston crown points to belt pulley end
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Install using piston ring clamp