A4 Sedan V6-2.8L (AFC) (1996)
Camshaft Position Sensor: Description and Operation
Camshaft Position Sensor G40
Electrical Circuit - Camshaft Position Sensor G40
Camshaft Position Sensor G4O:
The camshaft Position sensor is used together with the signal for ignition timing sensor G4, to recognize the ignition - TDC of the third cylinder. The
engine will not start if signal is lost.