This guide is a manual for the repair and maintenance of Audi 100/200 (C4) cars manufactured from 1990 to 1994, is intended for employees of service stations and repair shops, and can also be useful for individual car owners. This generation of Audi was equipped with the following engine modifications.
4-cylinder petrol: AAD 2.0 l, 115 hp; AAE 2.0 l, 101 hp
5-cylinder petrol: MC 2.2 l, 162 hp; 3B 2.2 l, 220 hp; NF 2.3 l, 130 hp; AAR 2.3 l, 133 hp
6-cylinder petrol: AAH 2.8 l, 174 hp
5-cylinder diesel: AAS 2.4 l, 82 hp; AAT 2.5 L, 115 hp
For detailed specifications and descriptions of all engines see here.