Corrosion protection
Your SUBARU has been designed and built to resist corrosion. Special materials and protective finishes have been used on most parts of the vehicle to help maintain fine appearance, strength, and reliable operation.
See also:
When checking or servicing in the engine compartment (2.5 L non-turbo models)
CAUTION
Do not contact the belt cover while checking the components in the engine compartment.
Doing so may cause your hand to slip off the belt cover and result in an unexpected
injury. ...
Treadwear
The treadwear grade is a comparative
rating based on the wear rate of
the tire when tested under controlled
conditions on a specified
government test course.
For example, a tire graded 150
...
Brake booster
The brake booster uses engine manifold
vacuum to assist braking force. Do not
turn off the engine while driving because
that will turn off the brake booster, resulting
in poor braking power.
...