Subaru Impreza 2003 Service Manual page 87

4. Engine Oil Filter
A: REPLACEMENT
1) Remove the under cover.
2) Remove the oil filter with ST.
ST 498547000 OIL FILTER WRENCH
• SOHC MODEL
• DOHC TURBO MODEL
3) Get a new oil filter and apply a thin coat of engine
oil to the seal rubber.
4) Install the oil filter by turning it by hand, being
careful not to damage the seal rubber.
5) Tighten more (approx. 2/3 to 3/4 turn) after the
seal rubber contacts the cylinder block. Do not
tighten excessively, or oil may leak.
6) After installing the oil filter, run the engine and
make sure that no oil is leaking around seal rubber.
NOTE:
The filter element and filter case are permanently
joined; therefore, interior cleaning is not necessary.
7) Check the engine oil level. <Ref. to PM-10, IN-
SPECTION, Engine Oil.>
ENGINE OIL FILTER
LU-00194
LU-00190
PM-11
PERIODIC MAINTENANCE SERVICES