See also:

Fuel
CAUTION Use of a fuel which is low in quality or use of an inappropriate fuel additive may cause engine damage. ...

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 sched ...

Driving when tired or sleepy
When you are tired or sleepy, your reaction time will be delayed and your perception, judgment and attentiveness will be impaired. If you drive when tired or sleepy, your, your passenger ...