This camshaft position , also known as a Hall ignition pulse generator, is designed to restore engine timing functions for vehicles equipped with 2.6L and 2.8L V6 engines.It serves as a functional replacement 078905161C and is compatible with engine codes ABC, AAH, AEJ, and AFC.This unit fits specific models including the 100, 90, A4, A6, and Cabriolet from model years 1992 through 1998.The is engineered to meet factory specifications for direct installation, proper transmission for engine management systems without modification.