{"product_id":"standard-ignition-as455-manifold-absolute-pressure-sensor","title":"Standard Ignition AS455 Manifold Absolute Pressure Sensor","description":"\u003ch2\u003eOverview of Standard Ignition AS455 Manifold Absolute Pressure Sensor\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition AS455 is a reliable manifold absolute pressure sensor designed specifically for Subaru Forester and Subaru Impreza models. This sensor plays a critical role in monitoring engine performance by measuring the pressure within the intake manifold.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Subaru Forester and Subaru Impreza vehicles\u003c\/li\u003e\n\u003cli\u003eAccurate manifold pressure readings for optimal engine management\u003c\/li\u003e\n\u003cli\u003eDirect replacement part number AS455 for easy identification\u003c\/li\u003e\n\u003cli\u003eEnsures proper air-fuel mixture for efficient combustion\u003c\/li\u003e\n\u003cli\u003eDurable construction for consistent performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition AS455 manifold absolute pressure sensor is engineered to provide precise pressure data to the engine control unit (ECU). This data is essential for adjusting fuel injection and ignition timing, which helps maintain engine efficiency and emissions compliance. Designed to meet OEM specifications, the AS455 sensor ensures compatibility and reliable operation in Subaru Forester and Impreza models. Its robust design withstands the demanding conditions of the engine bay, contributing to long-term durability and consistent sensor output.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve rough idling and engine stalling caused by incorrect manifold pressure readings\u003c\/li\u003e\n\u003cli\u003eImproves fuel economy by providing accurate data for air-fuel mixture adjustments\u003c\/li\u003e\n\u003cli\u003eReduces engine hesitation and poor acceleration linked to faulty MAP sensors\u003c\/li\u003e\n\u003cli\u003eAssists in maintaining proper emissions levels by supporting ECU adjustments\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to manifold pressure sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is turned off and cooled before installation\u003c\/li\u003e\n\u003cli\u003eLocate the existing manifold absolute pressure sensor on the intake manifold\u003c\/li\u003e\n\u003cli\u003eDisconnect the electrical connector carefully to avoid damage\u003c\/li\u003e\n\u003cli\u003eRemove the old sensor and replace it with the Standard Ignition AS455 sensor\u003c\/li\u003e\n\u003cli\u003eReconnect the electrical connector securely and verify sensor operation\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 standards, ensuring dependable performance and fitment. The AS455 manifold absolute pressure sensor undergoes rigorous quality control testing to guarantee accuracy and durability. This part is backed by Standard Ignition's limited warranty, providing coverage against defects in materials and workmanship under normal use.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44503344283829,"sku":"FBHK-AS455","price":180.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_AS455_Fro.jpg?v=1775022015","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-as455-manifold-absolute-pressure-sensor","provider":"PartCatalog","version":"1.0","type":"link"}