Genuine 23731-4M50D Camshaft Position Sensor

The Genuine 23731-4M50D is an OEM camshaft position sensor designed for Nissan and Infiniti vehicles. This critical engine management component monitors the position and rotational speed of the camshaft, sending precise timing information to the engine control unit (ECU) to optimize ignition timing, fuel injection, and overall engine performance.

Key Features:

• Genuine OEM part manufactured to factory specifications
• Direct replacement for worn or failed camshaft position sensors
• Ensures accurate engine timing and optimal performance
• Designed for precise fit and reliable operation
• Backed by manufacturer warranty

Supersedes Previous Part Numbers: 23731-4M500, 23731-4M505, 23731-4M506, 23731-4M50B, 23731-5M000, 23731-5M001, 23731-5M005, 23731-5M006

This sensor is essential for proper engine operation and helps prevent issues such as rough idling, poor fuel economy, difficulty starting, and check engine light illumination. Using genuine OEM parts ensures compatibility and longevity compared to aftermarket alternatives.