HOTSYSTEM New Car Auto Crank Crankshaft Position Sensor for 1998-2001 Volkswagen Beetle Jetta Golf # 06A906433 C Manufacturer Part Number: CKPS-06A906433C When a crankshaft sensor has failed or is failing, certain timing problems will arise in engine function. The engine may start normally in some cases, but will cut off after a few minutes (or seconds) of operation. More than likely the engine will be unable to start at all. Since the crankshaft sensor is responsible for engine timing, the driver may experience engine backfire or irregular rpm function, if the vehicle starts at all. The crankshaft sensor will have to be replaced if it is malfunctioning. Consult a local auto mechanic that specializes in the particular manufacturer of vehicle being driven to secure the parts and labor in order to get the vehicle running properly. Avoid employing used parts for integral engine components as they have a greater chance of failure than newer equipment The crankshaft sensor in the modern automobile engine is an integral component. When malfunctioning, the symptoms of a bad sensor are easily recognizable to the motorist and should be handled quickly to avoid being stranded and risking additional engine components