37500-PNB-003 Crank Sensor Assembly - Overview. The 37500-PNB-003 Crank Sensor Assembly is an essential component of Honda marine engine systems. It functions within the engine management system by accurately sensing the crankshaft's position and rotation speed. This data is critical for the electronic control unit (ECU) to optimize ignition timing and fuel injection, ensuring reliable engine performance and efficiency. Designed to meet factory specifications, this sensor integrates seamlessly with existing engine components, maintaining durability and performance.. Key Features. Precisely monitors crankshaft position and rotational speed.. Genuine OEM Honda part ensuring authenticity and quality.. Matches factory specifications, dimensions, and tolerances.. Designed for 2002-2011 Honda Civic, CR-V, Civic Hybrid models with 2.0L engines.. Replaces part numbers 37500-PNA-003 and 37500PNB003.. Clean integration with existing engine harnesses and housings.. Why Choose Genuine OEM. Using o