{"product_id":"standard-ignition-sc121-automatic-transmission-output-shaft-speed-sensor","title":"Standard Ignition SC121 Automatic Transmission Output Shaft Speed Sensor","description":"\u003ch2\u003eOverview of Standard Ignition SC121 Transmission Sensor\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition SC121 is an automatic transmission output shaft speed sensor designed specifically for Jeep Cherokee models. This sensor plays a critical role in monitoring transmission speed to ensure smooth shifting and optimal vehicle performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnector Gender: Female\u003c\/li\u003e\n\u003cli\u003eConnector Quantity: 1\u003c\/li\u003e\n\u003cli\u003eConnector Shape: Oval\u003c\/li\u003e\n\u003cli\u003eConnector Type: Plug in\u003c\/li\u003e\n\u003cli\u003eMounting Location: Transmission mount\u003c\/li\u003e\n\u003cli\u003eTerminal Gender: Male\u003c\/li\u003e\n\u003cli\u003eTerminal Quantity: 2\u003c\/li\u003e\n\u003cli\u003eTerminal Type: Blade\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition SC121 automatic transmission output shaft speed sensor is engineered to provide accurate speed readings from the transmission output shaft. Featuring a female oval plug-in connector with a single connection point, it ensures a secure and reliable electrical interface. The sensor mounts directly on the transmission housing, allowing precise measurement of shaft speed. It includes two male blade terminals that facilitate efficient electrical contact and signal transmission. This sensor is compatible with Jeep Cherokee vehicles, making it a suitable replacement part for maintaining transmission system integrity.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve erratic or delayed transmission shifting\u003c\/li\u003e\n\u003cli\u003ePrevents transmission slipping caused by inaccurate speed data\u003c\/li\u003e\n\u003cli\u003eEliminates transmission warning lights related to output shaft speed sensor faults\u003c\/li\u003e\n\u003cli\u003eImproves overall transmission performance and drivability\u003c\/li\u003e\n\u003cli\u003eSupports proper operation of the vehicle’s speedometer and cruise control systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is safely lifted and supported before accessing the transmission mount\u003c\/li\u003e\n\u003cli\u003eDisconnect the battery to prevent electrical shorts during installation\u003c\/li\u003e\n\u003cli\u003eCarefully unplug the female oval connector from the old sensor\u003c\/li\u003e\n\u003cli\u003eInstall the SC121 sensor securely at the transmission mount location\u003c\/li\u003e\n\u003cli\u003eVerify the two male blade terminals are properly seated in the connector\u003c\/li\u003e\n\u003cli\u003eAfter installation, clear any transmission-related error codes and test drive to confirm proper function\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 SC121 sensor undergoes rigorous quality control testing to maintain consistent standards. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in materials and workmanship for this transmission output shaft speed sensor.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44704812826805,"sku":"FBHK-SC121","price":44.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_SC121_Fro.jpg?v=1775094327","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-sc121-automatic-transmission-output-shaft-speed-sensor","provider":"PartCatalog","version":"1.0","type":"link"}