volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Allocation of crankshaft bearing shells (classification) > < Crankshaft
Assembly overview - crankshaft
   
Assembly overview - crankshaft
1 - Bearing cap
q   Bearing cap 1: vibration damper end
q   Bearing cap 5 with recesses for thrust washers.
q   Bearing shell retaining lugs in cylinder block and bearing caps must align.
2 - 30 Nm + 1/2 turn (180°) further.
q   Renew.
q   2 x 90° further is permitted.
3 - Bearing shells 1…7
q   For bearing cap without oil groove.
q   For cylinder block with oil groove.
q   Do not interchange used bearing shells (mark).
4 - Thrust washer
q   For bearing cap 5.
q   Note fixing arrangement.
5 - 10 Nm + 1/4 turn (90°) further
q   Renew.
6 - Sender wheel
q   For engine speed sender -G28-.
q   Renew.
q   Installing → Chapter
7 - Needle bearing
q   Only vehicles with a dual clutch gearbox
q   Pulling out and driving in → Chapter.
8 - Crankshaft
q   If the crankshaft is renewed, the bearing shells must be reallocated → Chapter
q   Before removing, see notes → Chapter.
q   Removing and installing needle bearing → Chapter
q   Axial clearance
   New: 0.07…0.23 mm
   Wear limit: 0.30 mm
q   Checking radial clearance with Plastigage:
   New: 0.02…0.06 mm
   Wear limit: 0.10 mm
q   Do not rotate crankshaft when checking radial clearance.
q   Crankshaft dimensions:
   Main bearing: 59.958…59.978 mm
   Conrod bearing: 53.958…53.978 mm
q   Reworking is not permitted
9 - Oil spray jet
q   For crankshaft bearings 2…7
q   For piston cooling.
q   Opening pressure: 2.0 bar
q   Removing and installing → Fig.
q   See note → Chapter.

   

Allocation of crankshaft bearing shells (classification) > < Crankshaft