Subaru 1998 Forester Owner's Manual page 238

tremely cold whether.
1. Warm up the engine by letting the engine idle for about 10 minutes to
ease draining the engine oil.
2. Park the vehicle on a level surface and stop the engine.
3. Remove the oil filler cap.
Drain plug
HS0174
4. Drain out the engine oil by removing the drain plug while the engine is
still warm. The used oil should be drained into an appropriate container
and disposed of properly.
WARNING
Be careful not to burn yourself with hot engine oil.
5. Wipe the seating surface of the drain plug with a clean cloth and
tighten it securely with a new sealing washer after the oil has completely
drained out.
10-8