8-Cylinder Gasoline
Power Steering Pump
Special tools, testers and auxiliary items required
• Hose clamp (3094)
• Torque wrench (V.A.G 1331)
• Alignment gauge (3201)
• Hex head bolt M8 x 50
Removing
- Remove fan mount.
- Remove engine noise insulation.
- Loosen attachment bolts for belt pulley - arrows -.
- Mark ribbed belt running direction
- Turn tensioner roller in - direction of arrow - until stop.
- Remove the ribbed belt.
- Clamp off intake hose using (3094).
- Remove belt drive pulley from the power steering pump.
- Remove banjo fitting and seal pressurized line - 1 - using a plastic bag or something similar.
- Open spring clip and pull intake hose - 2 - off power steering pump.
- Remove the power steering pump - arrows -.
- Measure dimension - a -.
The shim is included in measurement.
- Note measured value.
Installing
Installation is the reverse of removal, with special attention to the following:
- Measure dimension - a -.
- Note measured value.
- Determine thickness of adjustment shim.
- Fill hydraulic oil into power steering pump. Fill oil at pump intake connection of power steering pump.
- Turn the hub by hand until oil runs out of the pressure side.
- Install power steering pump.
- When tightening banjo fitting, strap - arrow - of pressurized line must make contact with pump housing.
Adjustment Shim Thickness, Determining
- Determine thickness of adjustment shim using measured values.
Example:
The following shims are available:
Allocation of adjustment shims, refer to the Electronic Parts Catalog (ETKA).
- Install ribbed belt on pump.
- Using (3201), check whether pulleys align.
- If they do not align, a different suitable shim must be used.
- Install ribbed belt.
- Bleed steering system. Refer to => [ Power Steering System, Bleeding ] Service and Repair.
- Check hydraulic fluid level. Refer to Maintenance Booklet 17.1, Power-assisted steering: Check oil level.
- Check steering system for leaks. Refer to => [ Power Steering System, Bleeding ] Service and Repair.
Tightening Specifications
