Originally Posted by DanielNTX

The Mercedes Part # for the Crankshaft Position Sensor is 003 153 27 28. Unfortunately, no local autoparts store in Austin carried it. The average price for an aftermarket part is $80-90. I went to the Mercedes Dealership to get it and the part has been updated to part 003 153 28 28 and it cost $153.90 for the original Mercedes part.