See also:

Engine serial number
MR20DE QR25DE The number is stamped on the engine as shown. ...

Underbody
In areas where road salt is used in winter, it is necessary to clean the underbody regularly in order to prevent dirt and salt from building up and causing the acceleration of corrosion on the unde ...

Most common factors contributing to vehicle corrosion
-The accumulation of moisture-retaining dirt and debris in body panel sections, cavities, and other areas. - Damage to paint and other protective coatings caused by gravel and stone chips or ...