Crankshaft, assembly overview: Notes

Courtesy of VOLKSWAGEN UNITED STATES, INC.

1 - Cylinder block

• Paired to - 12  -
• Sealant applied on cylinder block (for guide frame) Sealant applied on cylinder block (for guide frame) 

2 - Seals

• Replace

3 - Crankshaft seal, ribbed belt side

• Replacing → Crankshaft seal, ribbed belt side, replacing .

4 - Alignment bushing

• 2 pieces
• Insert into guide frame
• Installed location → Sealant applied on cylinder block (for guide frame) 

5 - Bolt

• 9 Nm

6 - Guide tube for oil dipstick

7 - O-ring

• Replace

8 - Bolts

• For guide frame
• Replace
• Various bolt sizes
• Tightening order → Guide frame tightening sequence 

9 - Baffle plate

10 - Bolt

• Tightening order → Baffle plate tightening sequence 

11 - Bolt

• For guide frame to cylinder block sealing surfaces
• Different bolt lengths
• Tightening order → Guide frame tightening sequence 

12 - Bearing bracket

• Paired to - 1  -
• Sealant applied on cylinder block (for guide frame) → Sealant applied on cylinder block (for guide frame) 
• Bolt tightening sequence → Guide frame tightening sequence 

13 - Thrust washer

• Only at 4th crankshaft bearing
• Lubricating grooves face outward
• Note locating point in guide frame
• Measuring crankshaft axial clearance → Axial clearance, measuring 

14 - Bearing shell

• For guide frame without lubricating groove
• Mark used bearing shells
• Insert new bearing shells for guide frame with proper color marking

• New crankshafts → Allocation of main bearing shells for new crankshafts 
• Used and reworked crankshafts → Allocation of main bearing shells for used and reworked crankshafts 

15 - Crankshaft

• Measuring axial play → Axial clearance, measuring 
• Radial clearance, measuring → Radial clearance, measuring 
• Do not turn crankshaft when measuring radial play
• Crankshaft dimensions → Crankshaft dimensions 

16 - Thrust washer

• Only at 4th crankshaft bearing
• Lubricating grooves face outward
• Measuring crankshaft axial clearance → Axial clearance, measuring 

17 - Bearing shell

• For cylinder block with oil groove
• Mark used bearing shells
• Insert new bearing shells for cylinder block with proper color marking

• New crankshafts → Allocation of main bearing shells for new crankshafts 
• Used and reworked crankshafts → Allocation of main bearing shells for used and reworked crankshafts 

18 - Seals

• Replace