{"product_id":"topdon-ad900bt-obd2-bi-directional-scanner-7-display-ecu-coding-28-service-functions-6300mah-battery","title":"TOPDON AD900BT OBD2 Bi-Directional Scanner — 7\" Display, ECU Coding \u0026 28+ Service Functions, 6300mAh Battery","description":"\u003cp\u003e\u003cstrong\u003eThe TOPDON AD900BT is a professional OBD2 bi-directional scan tool that performs full-system vehicle diagnostics, online ECU coding, and 28+ service functions for hobbyists and technicians.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for garages, mobile technicians, and car owners who want deeper control over vehicle systems, the AD900BT combines wireless convenience with OE-level testing. It pairs a fast quad-core processor and a long-lasting 6300mAh battery with an intuitive 7-inch display. The unit supports over 130 automotive brands, two years of free online updates, and features bi-directional controls that let you send commands to actuators and run active tests.\u003c\/p\u003e\n\n\u003ch3\u003eWhat kinds of vehicle problems can the AD900BT diagnose?\u003c\/h3\u003e\n\u003cp\u003eThe AD900BT reads and clears DTCs across engine, transmission, ABS, airbag, body, and chassis systems, giving you a full-picture report. It offers live data streaming and graphing to trace intermittent faults and compare sensor values in real time.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFull-system read\/clear for powertrain, ABS, SRS, transmission, and more\u003c\/li\u003e\n  \u003cli\u003eLive data with 4-in-1 graphing for pattern analysis\u003c\/li\u003e\n  \u003cli\u003eOne-click code clearing and quick access to recent vehicle reports\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does the bi-directional control and ECU coding work?\u003c\/h3\u003e\n\u003cp\u003eBi-directional control enables the scanner to command vehicle components — for example, toggle actuators, cycle relays, or move windows — so you can isolate problems without disassembly. Online ECU coding unlocks or adapts module functions, supports replacement-part coding, and performs feature enabling depending on the vehicle’s manufacturer allowances.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eActive tests to actuate valves, motors, and relays for targeted troubleshooting\u003c\/li\u003e\n  \u003cli\u003eECU coding and replacement-part programming where manufacturer access permits\u003c\/li\u003e\n  \u003cli\u003ePower balance and matching routines for engine and module calibration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich maintenance and service functions are included?\u003c\/h3\u003e\n\u003cp\u003eThe tool bundles 28+ service functions to support periodic maintenance and common workshop procedures. These services streamline tasks like resets, calibrations, and system regenerations so you can complete routine jobs faster.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOil reset, EPB, SAS, DPF, BMS, throttle adaptation and injector coding\u003c\/li\u003e\n  \u003cli\u003eABS bleed, transmission adaptations, headlight coding, and A\/F learning\u003c\/li\u003e\n  \u003cli\u003eAuto VIN detection and guided service menus for efficient workflows\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes the AD900BT practical for everyday shop use?\u003c\/h3\u003e\n\u003cp\u003eThe AD900BT focuses on durability, battery life, and speed to keep technicians mobile and productive. With a concealed VCI storage, clear LED connection indicators, and remote assistance features, it’s built for real-world troubleshooting and customer support.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e6300mAh battery for up to about 11 hours of continuous screen time\u003c\/li\u003e\n  \u003cli\u003eQuad-core 1.8GHz CPU and 7-inch display for fluid operation and readability\u003c\/li\u003e\n  \u003cli\u003e2 years of free updates and remote diagnostic support for collaboration\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The TOPDON AD900BT is suited to independent mechanics, small shop owners, mobile technicians, and knowledgeable DIYers who need OE-style diagnostics and the ability to run active tests and ECU coding. If you require coverage across many brands, long battery life, and hands-on control of vehicle modules, this tool offers a professional feature set without recurring update fees for the first two years. Verify specific ECU coding compatibility for your vehicle model before purchase to ensure access to advanced manufacturer functions.\u003c\/p\u003e\n\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 AD900BT support ECU coding for my car?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: The AD900BT supports online ECU coding for many models, but availability depends on the vehicle make and model. Check compatibility before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long are software updates included?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Two years of free software updates are included; after that, optional paid updates may be required.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TOPDON","offers":[{"title":"Default Title","offer_id":48081398988958,"sku":"B0C1YB3N42","price":749.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/topdon-ad900bt-front-display.jpg?v=1785802932","url":"https:\/\/northtrailauto.ca\/products\/topdon-ad900bt-obd2-bi-directional-scanner-7-display-ecu-coding-28-service-functions-6300mah-battery","provider":"North Trail Auto","version":"1.0","type":"link"}