{"product_id":"yuantuo-9v-battery-memory-saver-for-obd-ii-16-pin-keeps-radio-ecu-settings-during-battery-service","title":"YUANTUO 9V Battery Memory Saver for OBD-II 16‑Pin — Keeps Radio \u0026 ECU Settings During Battery Service","description":"\u003cp\u003e\u003cstrong\u003eYUANTUO 9V Battery Powered Memory Saver plugs into any OBD-II 16‑pin port to keep your vehicle's electronic settings intact while the main battery is disconnected.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eWhen you need to replace or disconnect a car battery, losing radio presets, ECU settings, or adaptive memory can mean wasted time and frustrating reprogramming. This compact, plug‑and‑play memory protector uses a standard 9V battery to supply low current through an OBD-II connector so vehicle modules retain stored information during maintenance. It’s designed for broad compatibility with cars that have the standard 16‑pin OBD-II socket and aims to make battery service quicker and cleaner.\u003c\/p\u003e\n\n\u003ch3\u003eHow do I use the YUANTUO memory saver during a battery swap?\u003c\/h3\u003e\n\u003cp\u003eUsing the device is straightforward: insert a 9V battery (sold separately), connect it to the memory saver, then plug the OBD-II connector into your vehicle’s 16‑pin port before removing the main battery. The unit supplies stable backup power so electronics remain powered while work proceeds.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eInsert a fresh 9V battery into the memory saver lead.\u003c\/li\u003e\n  \u003cli\u003eLocate the vehicle’s OBD-II 16‑pin connector (usually under the dash).\u003c\/li\u003e\n  \u003cli\u003ePlug the device in before disconnecting the car battery, then remove the main battery safely.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill this keep all my car data and settings safe?\u003c\/h3\u003e\n\u003cp\u003eThe memory saver is intended to maintain essential module memory and settings—such as radio presets, clock, and some ECU adaptive values—while the battery is removed. It’s not a full diagnostic tool but is effective at preventing lost configurations that often require reprogramming.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProtects radios, clocks, and many ECU memory values.\u003c\/li\u003e\n  \u003cli\u003ePrevents time-consuming resets or reprogramming after battery replacement.\u003c\/li\u003e\n  \u003cli\u003eNot a substitute for OEM programming tools for advanced module reflashes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles will this OBD-II connector work with?\u003c\/h3\u003e\n\u003cp\u003eThe product is built to fit any vehicle equipped with a standard OBD-II 16‑pin interface. That covers most cars and light trucks sold since the late 1990s; confirm your vehicle has the 16‑pin connector before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCompatible with vehicles featuring the standard OBD-II 16‑pin port.\u003c\/li\u003e\n  \u003cli\u003eSuitable for many makes and models across regions where OBD-II is used.\u003c\/li\u003e\n  \u003cli\u003eWorks independently of vehicle brand—check physical port location beforehand.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the practical advantages for mechanics and DIYers?\u003c\/h3\u003e\n\u003cp\u003eThis tiny device saves time during routine battery service, reduces the risk of accidentally clearing stored values, and protects sensitive electronic systems by providing a controlled backup voltage. It’s lightweight and portable, making it a useful addition to a technician’s kit or a DIY toolkit.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSaves shop and owner time by avoiding reprogramming chores.\u003c\/li\u003e\n  \u003cli\u003eMakes battery swaps safer for electronic modules by providing stable backup power.\u003c\/li\u003e\n  \u003cli\u003eCompact, durable construction for repeated use in garage environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The YUANTUO 9V OBD-II Memory Saver is aimed at vehicle owners, professional mechanics, and mobile technicians who frequently replace batteries or perform electrical work and want to preserve stored vehicle settings without diagnostic equipment. It’s ideal for anyone who wants a fast, simple way to maintain electronic memory during battery maintenance—just remember the package does not include the 9V battery.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the YUANTUO memory saver include the 9V battery?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: No, the package does not include a 9V battery; you must supply your own.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this on any car with an OBD-II port?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it fits vehicles with the standard 16‑pin OBD-II connector; confirm port presence first.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"YUANTUO","offers":[{"title":"Default Title","offer_id":48084463779998,"sku":"B0CPYBPK49","price":30.18,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/yuantuo-obd2-memory-saver-front-view.jpg?v=1785856249","url":"https:\/\/northtrailauto.ca\/products\/yuantuo-9v-battery-memory-saver-for-obd-ii-16-pin-keeps-radio-ecu-settings-during-battery-service","provider":"North Trail Auto","version":"1.0","type":"link"}