Oil Pump: Service and Repair

Oil pump, removing and installing

Special tools, testers, measuring instruments and auxiliary items required

- Punch 5 mm diameter
- 10-222A Engine support bracket with 10-222A/1 legs
- VAG 1202A Workshop crane
- Cable tie

Removing

- Place lock carrier into service position Lock Carrier And Front Bumper Reinforcement, Moving to Service Position
- Drain engine oil.
- Mark direction of engine rotation on toothed belt.
- Remove ribbed belt. [1][2]Procedures
- Remove A/C compressor ribbed belt tensioning roller complete. [1][2]Procedures
- Remove A/C compressor ribbed belt. [1][2]Procedures






- Secure viscous fan coupling belt pulley with punch (5 mm diameter) -1-
- Remove viscous fan coupling securing bolt (with 8 mm hexagon key -2-) and remove viscous fan coupling with belt pulley.






- Unbolt torque rod bracket -arrows-






- Cut through cable ties -arrows-, open retainer for starter wiring and take out wiring.
- Remove support between sump and intake manifold
- Disconnect left upper engine mounting.






- Mark installation position of threaded connection -1- and lower locating sleeve -2- on left and right engine mountings.
- Disconnect both lower engine mountings.
- Slide lock carrier again to rear and bolt top on.






- Attach lifting device 10-222A as shown.
- Support engine at front lifting eye with lifting device.
- Lift engine with spindle of lifting device until air hose to throttle valve part touches bulkhead.
- Take out left engine mounting.






- Support subframe with workshop crane 1202 A.






- First remove front subframe bolts -2-and -3- on left and right-hand sides. Then remove bolts -4-.

Note: To avoid measuring wheel alignment, the subframe must only be loosened or lowered at the front end.






- Loosen rear right gearbox mounting rear bolt -2- several turns, remove right gearbox mounting front bolt -1-.






- Loosen nut for left-hand gearbox mounting -arrow- until it aligns with the lower edge of the bolt (turned approx. 4 threads).






- Lower subframe slowly with workshop crane.
- Remove workshop crane, swing anti-roll bar down.
- Remove oil pump, it may be necessary to lightly tap the oil pump with a rubber hammer, to release it.

Tightening torque
Oil pump to engine block 25 Nm (18 ft lb)



Installing

- Install oil pan using an older solid type gasket.
- Tighten oil pan bolts
- 15 Nm (11 ft lbs)

Note: The remaining assembly work is the reverse of the disassembly procedure.

- Tighten bolts securing oil pan to transmission.
45 Nm (33 ft lbs)

- Tighten M10 bolts securing oil pan to engine block.
45 Nm (33 ft lbs)

Tightening torques