2004 Subaru Legacy Owner's Manual - Page 398

Appearance care Finally, check that the protector's horizontal bars are parallel with the fog light's horizontal center line. 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. Most common causes of corrosion The most common causes of corrosion are: 1. The accumulation of moisture retaining dirt and debris in body panel sections, cavities, and other areas. 2. Damage to paint and other protective coatings caused by gravel and stone chips or minor accidents. Corrosion is accelerated on the vehicle when: 1. It is exposed to road salt or dust control chemicals, or used in coastal areas where there is more salt in the air, or in areas where there is considerable industrial pollution. 2. It is driven in areas of high humidity, especially when temperatures range just above freezing. 3. Dampness in certain parts of the vehicle remains for a long time, even though other parts of the vehicle may be dry. 4. High temperatures will cause corrosion to parts of the vehicle which cannot dry quickly due to lack of - CONTINUED - 10-5