Crankshaft, removing and installing: Notes
WARNING: This page is about a different car, the 2006 Audi A4, 2005 Audi A4, 2004 Audi A4, and 2003 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
- Before removing crankshaft, provide suitable support to ensure that sensor wheel ( - 6 - ) is not damaged.
- When working on engine, secure it to engine stand using engine bracket VW540 → Engine, securing to repair stand .
1 - Bearing shells 1, 2, 4 and 5
- For bearing cap without oil groove
- For cylinder block with oil groove
- Do not interchange used bearing shells (mark)
2 - 65 Nm + 1/4 turn (90 ° ) further
- Replace
- When measuring radial clearance of crankshaft, tighten to 65 Nm but do not turn further
3 - Bearing caps
- Bearing cap 1: pulley end
- Bearing shell retaining lugs of cylinder block/bearing cap must be on same side
4 - Bearing shell 3 (top)
- For bearing cap without oil groove
- For cylinder block with oil groove
- Do not interchange used bearing shells (mark)
5 - Thrust washers
- For bearing cap, bearing 3
- Note fixing arrangement
6 - Sensor wheel
- For Engine speed (RPM) sensor G28
- Can only be installed in one position, holes are offset
- Always replace sensor wheel if bolts have been removed
- Removing and installing Removing and installing sensor wheel
7 - 10 Nm + 1/4 turn (90 ° ) further
- Replace
- Always replace sensor wheel if bolts have been removed Removing and installing sensor wheel
8 - Pilot needle bearing
- Pulling out and driving in → Pilot needle bearing in crankshaft, extracting and driving
9 - Crankshaft
- Axial clearance, New: 0.07...0.23 mm; Wear limit: 0.30 mm
Check radial clearance with Plastigage™
- New: 0.02...0.04 mm
- Wear limit: 0.15 mm
- Do not rotate crankshaft when checking radial clearance
- Crankshaft dimensions → Crankshaft dimensions
10 - Bearing shell 3 (bottom)
- For bearing cap without oil groove
- For cylinder block with oil groove
- Do not interchange used bearing shells (mark)
11 - Chain sprocket
- Drive for oil pump
- Replacing → Chain sprocket, removing and installing