Functional check

WARNING: This page is about a different car, the 1995 Volkswagen Jetta III, 1995 Volkswagen GTI, and 1994 Volkswagen Jetta III. However, it is still accessible from the selected car via links, so may be relevant.

Remove fuse 18 (S18).
Bridge connector and Camshaft Position (CMP) Sensor (G40) using VAG 1315A/4 adapter cable.

Fig 1: Attaching Cables From VAG 1594 Adapter Kit
Connect VAG 1527B voltage tester (LED test light) to test connectors -2- and -3-, using cables from VAG 1594 adapter kit.
Operate starter.
- LED must flicker
- If necessary replace Camshaft Position (CMP) Sensor (G40): see MOTRONIC IGNITION SYSTEM, COMPONENTS , item -1-.