Spark Plugs; Recommended Spark Plugs; Drive Belts; Manual Transmission Oil - Subaru impreza 2017 Owner's Manual

11-14
Maintenance and service/Spark plugs

Spark plugs

It may be difficult to replace the spark
plugs. It is recommended that you have
the spark plugs replaced by your
SUBARU dealer.
The spark plugs should be replaced
according to the maintenance schedule
in the Warranty and Maintenance Book-
let .
CAUTION
Make sure the cables are replaced in
the correct order.

Recommended spark plugs

For the recommended spark plugs, refer
to Electrical system 12-8.

Drive belts

It is unnecessary to check the deflection of
the drive belt periodically because your
engine is equipped with an automatic belt
tension adjuster. However, replacement of
the belt should be done according to the
maintenance schedule in the Warranty
and Maintenance Booklet . Consult your
SUBARU dealer for replacement.
If the drive belt is loose, cracked or worn,
contact your SUBARU dealer.

Manual transmission oil

It is not necessary to check the transmis-
sion oil level. Check that there are no
cracks, damage or leakage. However, the
oil inspection should be performed ac-
cording to the maintenance schedule in
the Warranty and Maintenance Booklet .
Consult your SUBARU dealer for details.
Recommended grade and
viscosity
Each oil manufacturer has its own base
oils and additives. Never use different
brands together. For details, refer to
Manual transmission, front differential
and rear differential gear oil 12-6.