{"product_id":"standard-ignition-as170-manifold-absolute-pressure-sensor","title":"Standard Ignition AS170 Manifold Absolute Pressure Sensor","description":"\u003ch2\u003eOverview of Standard Ignition AS170 Manifold Absolute Pressure Sensor\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition AS170 Manifold Absolute Pressure Sensor is designed for precise engine management in select INFINITI and Nissan vehicles. This sensor plays a critical role in monitoring the intake manifold pressure to optimize fuel delivery and engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with INFINITI and Nissan Pathfinder and QX4 models\u003c\/li\u003e\n\u003cli\u003eMeasures manifold absolute pressure for accurate engine control\u003c\/li\u003e\n\u003cli\u003eDirect replacement part number AS170 for easy identification\u003c\/li\u003e\n\u003cli\u003eEnsures proper air-fuel mixture for efficient combustion\u003c\/li\u003e\n\u003cli\u003eEngineered to meet OEM specifications for reliable operation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe AS170 Manifold Absolute Pressure Sensor from Standard Ignition is engineered to provide accurate pressure readings from the intake manifold. This data is essential for the engine control unit (ECU) to calculate the correct air-fuel ratio, which affects engine efficiency, emissions, and overall drivability. Designed specifically for the INFINITI and Nissan Pathfinder and QX4 models, this sensor ensures compatibility and performance consistency. The part number AS170 corresponds directly to the OEM sensor, facilitating straightforward replacement without modification.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve rough idling caused by incorrect manifold pressure readings\u003c\/li\u003e\n\u003cli\u003eAddresses poor fuel economy due to inaccurate air-fuel mixture data\u003c\/li\u003e\n\u003cli\u003eReduces engine stalling related to faulty sensor input\u003c\/li\u003e\n\u003cli\u003eImproves acceleration response by providing precise pressure measurements\u003c\/li\u003e\n\u003cli\u003eAssists in lowering emissions by maintaining proper combustion control\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition AS170 sensor should be performed with the engine off and cooled down. Locate the existing manifold absolute pressure sensor on the intake manifold, disconnect the electrical connector, and remove the mounting screws. Replace with the AS170 sensor, secure it properly, and reconnect the electrical plug. It is recommended to check for any diagnostic trouble codes after installation and clear them if necessary. Proper installation ensures accurate sensor readings and optimal engine performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition manufactures the AS170 sensor to meet or exceed OEM standards, ensuring durability and reliable operation. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship. This sensor undergoes rigorous testing to confirm its functionality and fitment for INFINITI and Nissan Pathfinder and QX4 vehicles.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44503309189301,"sku":"FBHK-AS170","price":174.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_AS170_Fro_77886c1b-0454-48ce-a0ba-1b2b7e9145d6.jpg?v=1775021977","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-as170-manifold-absolute-pressure-sensor","provider":"PartCatalog","version":"1.0","type":"link"}