fits model: Wrx, Outback, Legacy. make: Subaru. year: 2010–2025.

( Manufacturer Part Number: 31937AA140 ), ( Part Type: Sensor ), ( Transmission Type: Automatic )
The Subaru 31937AA140 10-25 Sensor is an essential component of Subaru's advanced safety system, specifically designed for use in Ascent, Outback, and WRX vehicles. This throttle position sensor plays a crucial role in optimizing engine performance and ensuring the accurate emission control of your Subaru engine.
This sensors primary function is to measure the throttle valve position, providing real-time data to the powertrain control module (PCM). Based on this information, the PCM is able to control the fuel injection and ignition systems to achieve the most efficient fuel consumption and minimize harmful emissions.
Constructed using state-of-the-art technology, the 10-25 Sensor offers high precision and reliability. Its advanced design includes a heating element to ensure rapid sensor warm-up during cold starts, maintaining accurate readings even in unfavorable weather conditions.
Additionally, the sensor features robust engineering to withstand the wear and tear of everyday driving. The Subaru 31937AA140 sensor is designed for a long lifespan and resilience to common problems that can affect performance, such as contamination from fuel or engine oil.
Furthermore, its OEM (original equipment manufacturer) design ensures a perfect fit for your Subaru vehicle, guaranteeing seamless integration with other systems for optimal performance. Installation is straightforward, allowing you to replace the faulty sensor with confidence and minimal disassembly of your vehicle.
In conclusion, the Subaru 31937AA140 Throttle Position Sensor is an essential upgrade for your Ascent, Outback, or WRX, ensuring the superior performance and fuel efficiency of your engine while maintaining environmental friendliness. With its advanced technology, robust engineering, and OEM design, this sensor is a must-have for Subaru enthusiasts who demand the best for their vehicles.
The Subaru 31937AA140 10-25mm Throttle Body Pressure Sensor is a crucial component in the fuel delivery system of Subaru Ascent, Outback, and WRX models. It measures the air intake pressure and sends the data to the engine control module to adjust the fuel injectors accordingly. Replacing a faulty or worn-out sensor can enhance fuel efficiency and improve vehicle performance. In this analysis, we will discuss the advantages and disadvantages of buying this sensor.
Advantages:1. Improved Fuel Economy: A faulty throttle body pressure sensor can cause poor fuel economy. Replacing the faulty sensor with a new one can help the engine run more efficiently, ultimately saving money on fuel.
2. Better Acceleration: The throttle body pressure sensor helps the engine adjust the fuel delivery to optimize the engine's response when the driver accelerates. A new sensor can improve acceleration, making the driving experience more enjoyable.
3. Enhanced Engine Performance: A faulty sensor can cause misfires, rough idling, or stalling. A new sensor can help prevent these issues and improve overall engine performance.
4. Long-term savings: Although purchasing a new throttle body pressure sensor might be an up-front cost, it can save money in the long run by preventing costly repairs and maintaining the vehicle's optimal performance.
5. peace of mind: Having a new sensor installed can give you peace of mind, knowing that your vehicle's fuel delivery system is functioning correctly and efficiently.
Disadvantages:1. Cost: Replacing the throttle body pressure sensor can be a costly repair, especially when considering labor charges if professional installation is required.
2. Potential for incorrect installation: Proper installation of the throttle body pressure sensor is crucial. If not installed correctly, it may cause additional issues and result in unnecessary repair costs.
Conclusion:The Subaru 31937AA140 10-25mm Throttle Body Pressure Sensor is a vital component that plays a significant role in the vehicle's fuel delivery system in Subaru Ascent, Outback, and WRX models. Although there are up-front costs associated with replacing a faulty sensor, the long-term benefits of improved fuel economy, better acceleration, enhanced engine performance, peace of mind, and potential for cost savings make it a worthwhile investment. Proper installation is essential to avoid any potential issues and ensure the sensor functions correctly.
Recommendation:If you experience symptoms of a faulty throttle body pressure sensor, such as poor fuel economy, rough idling, or stalling, it is recommended to replace the sensor as soon as possible. A professional mechanic can diagnose the issue and install the new sensor for you to ensure a correct and efficient repair. You can purchase the sensor from reputable auto parts stores or online retailers to ensure you receive an authentic component.
Part Number - 31937AA140 AT Vehicle Speed Sensor. Part taken from a 2012 Subaru Outback CVT Transmission. Part shows minor cosmetic signs of use as shown in the listing images.
Good, working condition, OEM part.