{"product_id":"standard-ignition-ry-91-automatic-transmission-torque-converter-clutch-relay","title":"Standard Ignition RY-91 Automatic Transmission Torque Converter Clutch Relay","description":"\u003ch2\u003eReliable Automatic Transmission Torque Converter Clutch Relay\u003c\/h2\u003e\u003cp\u003eThe Standard Ignition RY-91 Automatic Transmission Torque Converter Clutch Relay is designed for precise control of the torque converter clutch in select INFINITI, Mercury, and Nissan vehicles. This relay ensures smooth transmission operation and helps maintain optimal vehicle performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with various Nissan models including 200SX, 240SX, 300ZX, Altima, Maxima, and Pathfinder\u003c\/li\u003e\n\u003cli\u003eFits INFINITI models such as FX35, FX45, G20, I30, I35, J30, M30, Q45, QX4, and FX35\u003c\/li\u003e\n\u003cli\u003eSupports Mercury models including 210, 310, 510, 720, 810, and Villager\u003c\/li\u003e\n\u003cli\u003ePart number RY-91 for accurate identification and replacement\u003c\/li\u003e\n\u003cli\u003eDesigned for automatic transmission systems requiring torque converter clutch relay functionality\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe RY-91 relay from Standard Ignition is engineered to meet the specific requirements of automatic transmission systems in a range of Nissan, INFINITI, and Mercury vehicles. It plays a critical role in engaging and disengaging the torque converter clutch, which improves fuel efficiency and reduces transmission heat. This relay is compatible with Nissan models such as the Sentra, Pulsar, Frontier, Xterra, and D21 pickup, as well as INFINITI luxury models like the FX35 and QX4. Mercury vehicles including the Villager and various series from the 200s to 800s are also supported. Using the correct relay ensures reliable transmission performance and helps prevent drivability issues.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePrevents torque converter clutch slipping and overheating\u003c\/li\u003e\n\u003cli\u003eResolves transmission shifting delays or harsh engagement\u003c\/li\u003e\n\u003cli\u003eEliminates erratic torque converter clutch operation\u003c\/li\u003e\n\u003cli\u003eAddresses transmission warning lights related to clutch relay faults\u003c\/li\u003e\n\u003cli\u003eImproves overall transmission responsiveness and fuel economy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Standard Ignition RY-91 relay should be performed by a qualified technician familiar with automatic transmission systems. Ensure the vehicle’s battery is disconnected before replacing the relay to avoid electrical shorts. Verify the part number RY-91 matches the original relay to confirm compatibility. After installation, test the transmission operation under various driving conditions to confirm proper torque converter clutch engagement.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eStandard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The RY-91 relay undergoes rigorous quality control testing to ensure consistent operation within the transmission system. Warranty coverage details should be confirmed at the time of purchase, typically including protection against defects in materials and workmanship.\u003c\/p\u003e","brand":"Standard Ignition","offers":[{"title":"Default Title","offer_id":44697981354165,"sku":"FBHK-RY-91","price":24.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SI_RY91_Fro_f42c32ea-494f-4b64-9f48-68dace8b5f44.jpg?v=1775093742","url":"https:\/\/www.partcatalog.com\/products\/standard-ignition-ry-91-automatic-transmission-torque-converter-clutch-relay","provider":"PartCatalog","version":"1.0","type":"link"}