PRE-RELEASE
Oil sump (in car)
| Oil sump (in car) |
| To remove |
| 1. |
Remove the upper engine cover.
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| 2. |
Remove the dipstick and place a cloth in the tube. Remove the heated oxygen sensor cables.
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| 3. |
Remove the turbo bypass pipe and the heat shield on the exhaust manifold.
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| 4. |
Loosen the upper two nuts on the exhaust pipe.
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| 5. |
Raise the car and remove the lower engine cover.
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| 6. |
Remove the remaining mountings and remove the front exhaust pipe.
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| 7. |
Remove the cover plate from the gearbox.
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| 8. |
Drain the engine oil.
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| 9. |
Disconnect the crankcase ventilation hose from the oil sump.
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| 10. |
Remove the bolts on the oil sump and lower the sump.
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| To fit |
| 1. |
If the sump is changed, transfer the splash guard and pipe to the new sump. Use new O-rings.
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| 2. |
Ensure the oil sump contains no dirt or contaminants. Clean the sealing surfaces on the engine and sump with a gasket scraper and benzene.
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| 3. |
Apply an approximately 2 mm thick bead of flange sealant, part No. 93 21 795 to the oil sump seals.
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| 4. |
Check that the pipe to the oil adapter is securely in place and that it positioned correctly in the oil sump. Change the O-rings if necessary.
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| 5. |
Lift up and position the oil sump. Thread all the bolts.
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| 6. |
Tighten the oil sump bolts.
Tightening torque: 22 Nm (16 lbf ft) |
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| 7. |
Fit the crankcase ventilation hose.
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| 8. |
Fit the gearbox cover plate.
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| 9. |
Clean the joints, grease the turbocharger studs with Molycote 1000, part No. 30 20 971 and replace the exhaust pipe.
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| 10. |
Check that the oil plug is tightened and lower the car to the floor.
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| 11. |
Tighten the other exhaust pipe nuts.
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| 12. |
Connect the heated oxygen sensor cables.
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| 13. |
Fit the heat shield over the exhaust manifold and the turbo bypass pipe.
Tightening torque, nut, heat shield 20 Nm (15 lbf ft) (up to and including engine no. 7011078) Tightening torque, nut, heat shield 21 Nm (16 lbf ft) (from and including engine no. 7011079) |
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| 14. |
Add the engine oil and replace the dipstick.
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| 15. |
Replace the upper engine cover.
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| 16. |
Run the engine to normal temperature and check the mating surfaces.
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| 17. |
Fit the lower engine cover.
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| 18. |
Lower the car, check the oil level and add oil if necessary.
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