AUDI A4 00-01 1.8L, engine ID ATW. AUDI A4 00-01 1.8L, engine ID AWM. AUDI A4 02-06 1.8L. PASSAT 00 1.8L, engine ID AUG. This system was designed as a benchmark with certain understandings. The item is used, and most likely will NOT be perfect even if listed in grade A. For example, a part can still be grade A with normal blemishes such as surface rust, scratches, etc.
