996 & 997.1 Turbo — Oil Change Guide / PAGE 4
b. Replace turbocharger drain plug with new aluminum sealing ring 900 · 123 140 30 [18x22].
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b. Replace turbocharger drain plug with new aluminum sealing ring 900
123 140 30 [18x22].
c. Tighten to 22 ft-lb.
d. Repeat on other turbocharger (one on each turbocharger).
12. Remove oil filter housing cap with filter removal tool (e.g. using 27mm
socket).
13. Remove old filter - inspect.
a. There is a small amount of residual oil trapped in housing, remove this
oil.
b. A turkey baster works well to remove residual oil in housing.
14. Once Cap assembly is removed, clean and replace both rubber o-rings,
coat with a film of new oil.
15. Insert new filter - it will "snap" when seated properly. Don’t push too
hard or you may crush the filter.
16. Slowly pour one quart of oil into center of oil filter housing. The oil
prelubes cam housing, vario-cam and turbochargers.
17. Replace filter housing cap.
18. Tighten to 19 ft-lb.
19. Add 8 quarts of oil with a funnel.
Note: Owner’s manual calls for 8.5 quarts with filter change.
20. Put oil fill neck cap back on.
21. Crank engine over (5 to 8 second in duration - may have to do this 2 or 3
times). Check that pressure gauge exceeds 2 bars.
22. Refit fuse (if removed) and start engine.
23. Once up to operating temp - check oil level and top off as needed.
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