Engine Crank/camshaft Position Sensor problems of the 2012 Mercedes Benz E350

The contact owns a 2012 mercedes-benz e-350. The contact stated that while attempting to start the vehicle, the check engine warning light illuminated. The vehicle was taken to an independent mechanic where it was diagnosed with a failed crankshaft sensor. The contact stated that the crankshaft sensor was replaced; however, the failure reoccurred. The vehicle was taken to another independent mechanic where the contact was informed that the crank shaft sensor needed to be replaced. The vehicle was repaired; however, the failure reoccurred. The vehicle was taken to another independent mechanic, and the crankshaft sensor was replaced. The vehicle was repaired, but the failure reoccurred. The vehicle was not diagnosed or repaired by an independent mechanic or the dealer. The manufacturer was not made aware of the failure. The failure mileage was approximately 152,000.