{"product_id":"standard-ignition-as139-fuel-tank-pressure-sensor","title":"Standard Ignition AS139 Fuel Tank Pressure Sensor","description":"\u003ch2\u003eOverview of Standard Ignition Fuel Tank Pressure Sensor AS139\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition Fuel Tank Pressure Sensor AS139 is designed specifically for Toyota Tundra models. This sensor plays a critical role in monitoring fuel tank pressure to ensure optimal engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Toyota Tundra vehicles\u003c\/li\u003e\n\u003cli\u003ePart number AS139 for precise identification\u003c\/li\u003e\n\u003cli\u003eMeasures fuel tank pressure accurately\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper evaporative emissions system function\u003c\/li\u003e\n\u003cli\u003eDirect replacement sensor for reliable fit and function\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe AS139 Fuel Tank Pressure Sensor from Standard Ignition is engineered to provide accurate pressure readings within the fuel tank system of Toyota Tundra trucks. By monitoring the pressure, it helps the vehicle’s engine control unit (ECU) regulate fuel vapor emissions and maintain efficient fuel delivery. This sensor is essential for the proper operation of the evaporative emissions system, preventing fuel vapor leaks and ensuring compliance with environmental standards. The sensor’s design allows for a direct fit replacement, minimizing installation time and ensuring consistent performance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents check engine light activation related to fuel system pressure\u003c\/li\u003e\n\u003cli\u003eHelps resolve fuel odor issues caused by vapor leaks\u003c\/li\u003e\n\u003cli\u003eImproves fuel system efficiency and emissions control\u003c\/li\u003e\n\u003cli\u003eAddresses drivability problems linked to faulty pressure readings\u003c\/li\u003e\n\u003cli\u003eSupports proper evaporative emissions system diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle is turned off and cooled before installation\u003c\/li\u003e\n\u003cli\u003eLocate the fuel tank pressure sensor on the fuel tank or vapor line\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery to prevent electrical shorts\u003c\/li\u003e\n\u003cli\u003eRemove the old sensor carefully to avoid damage to surrounding components\u003c\/li\u003e\n\u003cli\u003eInstall the AS139 sensor securely and reconnect all electrical connectors\u003c\/li\u003e\n\u003cli\u003eClear any diagnostic trouble codes after installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The AS139 Fuel Tank Pressure Sensor undergoes rigorous quality control testing to maintain consistent accuracy and longevity. Warranty coverage details can be obtained from the product documentation or authorized distributors.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44503305191605,"sku":"FBHK-AS139","price":365.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_AS139_Fro.jpg?v=1775021973","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-as139-fuel-tank-pressure-sensor","provider":"PartCatalog","version":"1.0","type":"link"}