The HELLA 6PU 009 167-261 is a high-quality crankshaft position sensor, also known as an impulse sender. This critical component plays a vital role in modern engine management systems by detecting the rotational speed and precise position of the crankshaft. By accurately relaying this information to the engine control unit (ECU), the sensor enables precise timing for fuel injection and ignition. This leads to smoother engine operation, improved fuel economy, and reduced emissions. The sensor is engineered for durability and reliable performance under demanding automotive conditions. Ensure your vehicle's engine runs at peak efficiency with this genuine HELLA replacement part. It is designed to meet or exceed original equipment specifications, providing a direct fit and reliable functionality.