Beck Arnley 158-0503 Throttle Position Sensor

Reliable Throttle Position Sensor for Toyota Vehicles

The Beck Arnley 158-0503 throttle position sensor is designed to provide accurate throttle position readings for Toyota Celica, Corolla, Cressida, and Van models. This sensor helps maintain optimal engine performance by delivering precise data to the engine control unit.

• Compatible with Toyota Celica, Corolla, Cressida, and Van models
• OEM-quality throttle position sensor for emission control systems
• Part number 158-0503 ensures exact fit and function
• Durable construction for consistent performance
• Direct replacement sensor for reliable throttle response

Product Details and Functionality

The Beck Arnley 158-0503 throttle position sensor monitors the position of the throttle valve in the fuel injection system. By sending accurate voltage signals to the engine control module, it helps regulate fuel delivery and ignition timing. This sensor is critical for maintaining smooth acceleration, fuel efficiency, and emission control in Toyota Celica, Corolla, Cressida, and Van vehicles. The part number 158-0503 corresponds to a precise fitment, ensuring compatibility and ease of installation.

Common Applications and Problem Resolution

• Corrects erratic idle or stalling issues
• Resolves hesitation or poor acceleration problems
• Helps fix check engine light triggers related to throttle position
• Improves fuel economy by providing accurate throttle data
• Supports emission control compliance in Toyota models

Installation Notes and Tips

When installing the Beck Arnley 158-0503 throttle position sensor, ensure the ignition is off and the battery is disconnected to prevent electrical issues. Carefully remove the old sensor and clean the mounting area before installing the new sensor. Align the sensor properly to avoid throttle misreadings. After installation, it is recommended to clear any diagnostic trouble codes and perform a throttle position sensor calibration if required by the vehicle’s service manual.

Quality Assurance and Warranty

Beck Arnley parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The 158-0503 throttle position sensor undergoes rigorous quality control to ensure consistent operation. While specific warranty details are not provided here, Beck Arnley typically offers limited warranties on their emission control components. Consult product documentation or authorized sources for exact warranty terms.