Beck Arnley 158-0491 Throttle Position Sensor

Overview of Beck Arnley Throttle Position Sensor 158-0491

The Beck Arnley Throttle Position Sensor 158-0491 is designed for precise throttle monitoring in Nissan vehicles. This sensor is compatible with Nissan D21, Pathfinder, and Pickup models, ensuring accurate throttle response and engine performance.

• Direct replacement throttle position sensor for Nissan D21, Pathfinder, and Pickup
• OEM-quality construction for reliable performance
• Part number 158-0491 ensures exact fit and function
• Helps maintain proper air-fuel mixture and engine efficiency
• Compatible with emission control systems for regulated sensor output

Detailed Product Description

The Beck Arnley 158-0491 throttle position sensor is engineered to provide accurate feedback on the throttle valve position to the engine control unit (ECU). This sensor plays a critical role in managing engine idle speed, fuel injection timing, and transmission shifting. Designed specifically for Nissan D21, Pathfinder, and Pickup models, it meets strict OEM specifications to ensure seamless integration and dependable operation. The sensor's precise measurements help maintain optimal engine performance and contribute to emission control compliance.

Common Applications and Issues Addressed

• Resolves erratic idle or stalling issues in Nissan D21, Pathfinder, and Pickup vehicles
• Corrects throttle response delays or hesitation during acceleration
• Eliminates check engine light triggers related to throttle position sensor faults
• Improves fuel efficiency by providing accurate throttle position data
• Supports smooth transmission shifting by delivering consistent sensor signals

Installation Notes and Tips

• Ensure vehicle ignition is off before sensor replacement
• Disconnect the battery to prevent electrical shorts during installation
• Locate the throttle position sensor on the throttle body of Nissan D21, Pathfinder, or Pickup
• Use the part number 158-0491 to verify correct sensor fitment
• After installation, clear any diagnostic trouble codes and test drive to confirm proper operation

Quality Assurance and Warranty

Beck Arnley throttle position sensors are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 158-0491 sensor undergoes rigorous quality control testing to ensure consistent operation under various driving conditions. While specific warranty details may vary, Beck Arnley typically offers a limited warranty covering defects in materials and workmanship to support customer confidence in the product.