{"product_id":"standard-ignition-as454-manifold-absolute-pressure-sensor","title":"Standard Ignition AS454 Manifold Absolute Pressure Sensor","description":"\u003ch2\u003eOverview of Standard Ignition AS454 Manifold Absolute Pressure Sensor\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition AS454 is a reliable manifold absolute pressure sensor designed specifically for BMW vehicles, including the 335d and X5 models. This sensor plays a critical role in monitoring engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW 335d and X5 models\u003c\/li\u003e\n\u003cli\u003eAccurate manifold pressure measurement for optimal engine management\u003c\/li\u003e\n\u003cli\u003eDirect replacement part number AS454 for easy identification\u003c\/li\u003e\n\u003cli\u003eEnsures proper air-fuel mixture for emission control systems\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 AS454 manifold absolute pressure sensor is engineered to provide precise pressure readings from the intake manifold. This data is essential for the engine control unit (ECU) to adjust fuel injection and ignition timing accurately. Designed to meet OEM specifications, the AS454 sensor supports emission control by helping maintain the correct air-fuel ratio, which is vital for BMW 335d and X5 diesel and gasoline engines. Using the correct sensor ensures that your vehicle’s engine runs efficiently and complies with emission standards.\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\u003eReduces poor fuel economy linked to faulty sensor data\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to emission control faults\u003c\/li\u003e\n\u003cli\u003eImproves engine performance by providing accurate pressure input to the ECU\u003c\/li\u003e\n\u003cli\u003eSupports emission system functionality to meet regulatory requirements\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Standard Ignition AS454 sensor, ensure the engine is cool and the ignition is off. Locate the existing manifold absolute pressure sensor on the intake manifold, disconnect the electrical connector, and remove the mounting screws. Install the new AS454 sensor securely and reconnect the electrical plug. It is recommended to clear any diagnostic trouble codes after installation and verify sensor operation with a scan tool to confirm proper function.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The AS454 manifold absolute pressure sensor undergoes rigorous testing to guarantee accuracy and longevity. This part typically comes with a limited warranty covering defects in materials and workmanship, providing confidence in your replacement component.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44503344185525,"sku":"FBHK-AS454","price":123.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_AS454_Fro.jpg?v=1775022015","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-as454-manifold-absolute-pressure-sensor","provider":"PartCatalog","version":"1.0","type":"link"}