This is a genuine MERCEDES-BENZ RPM Sensor, part code A004542501864. The RPM (Revolutions Per Minute) sensor, also known as a crankshaft position sensor, plays a vital role in your vehicle's engine management system. It accurately measures the rotational speed of the engine's crankshaft and sends this information to the Engine Control Unit (ECU). The ECU uses the RPM signal to control various engine functions, including fuel injection timing, ignition timing, and idle speed. A malfunctioning RPM sensor can lead to a range of issues, such as engine misfires, rough idling, stalling, poor acceleration, and the illumination of the check engine light. By replacing a faulty sensor with this direct-fit MERCEDES-BENZ part, you can restore proper engine operation and prevent potential damage to other engine components. This sensor is manufactured to meet the high standards of MERCEDES-BENZ, ensuring reliability and durability for your vehicle.
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