Genuine OEM Nissan Crankshaft posi, part number 2373100Q0D. This sensor monitors the rotational speed and position of the crankshaft, providing critical data to the engine control module for ignition timing and fuel injection. It is typically located on the engine block. The part has dimensions of 0.11817 m length, 0.0724 m width, and 0.03398 m height, with a weight of 0.05 kg. Genuine OEM crankshaft position sensors are calibrated to exact specifications to ensure precise signal output, which is vital for smooth engine operation and emissions control.