{"product_id":"autel-al549-obd2-scanner-code-reader-abs-diagnostics-battery-test-live-data-and-auto-vin","title":"Autel AL549 OBD2 Scanner Code Reader — ABS Diagnostics \u0026 Battery Test, Live Data and Auto VIN","description":"\u003cp\u003e\u003cstrong\u003eThe Autel AL549 is a handheld OBD2 scanner that reads and clears engine and ABS fault codes, runs ten OBDII test modes, and performs battery\/charging system checks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf you want a compact diagnostic tool that covers basic engine diagnostics plus ABS code reading and battery tests, the Autel AL549 offers a practical balance of functions, guided screens and data logging. It recognizes vehicle VIN automatically, shows live data and freeze frames, and stores recorded sessions for later review or printing via PC.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the AL549 identify and read vehicle faults?\u003c\/h3\u003e\n\u003cp\u003eThe AL549 connects to the vehicle’s OBD2 port and retrieves diagnostic trouble codes across powertrain systems and select enhanced codes for some manufacturers. It shows code definitions and lets you clear DTCs after repairs, helping you confirm whether a fault has been resolved.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto VIN detection for quick vehicle identification\u003c\/li\u003e\n  \u003cli\u003eReads and erases generic and enhanced powertrain codes\u003c\/li\u003e\n  \u003cli\u003eDisplays code definitions and freeze-frame details\u003c\/li\u003e\n  \u003cli\u003eTurn off MIL\/CEL when codes are cleared\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan the AL549 diagnose ABS problems and which vehicles are supported?\u003c\/h3\u003e\n\u003cp\u003eThe AL549 includes ABS code-reading capabilities for OBD2-compliant vehicles, allowing retrieval and clearing of ABS-related codes and viewing their definitions. Note that ABS functions are aimed at OBD2-standard vehicles and may not support many models introduced after 2020.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReads and erases ABS DTCs on compatible OBD2 cars\u003c\/li\u003e\n  \u003cli\u003eShows code meanings to guide further troubleshooting\u003c\/li\u003e\n  \u003cli\u003eWorks broadly across North American, European and Asian brands\u003c\/li\u003e\n  \u003cli\u003eABS coverage may be limited for post-2020 models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat battery and charging system checks can I do with the AL549?\u003c\/h3\u003e\n\u003cp\u003eThe AL549 performs battery and alternator tests with on-screen guidance so you can evaluate battery condition and charging performance. Results include intuitive pass\/fail indicators and explanatory messages that help you decide whether maintenance or replacement is needed.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eGuided battery test sequence for accurate results\u003c\/li\u003e\n  \u003cli\u003eAlternator and charging-system analysis with clear outcomes\u003c\/li\u003e\n  \u003cli\u003eStep-by-step prompts reduce user error during tests\u003c\/li\u003e\n  \u003cli\u003eAdvice and possible fixes are provided after testing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I save, review and share diagnostic data with the AL549?\u003c\/h3\u003e\n\u003cp\u003eYou can record live PID streams or save freeze-frame snapshots for playback later, and connect the tool to a Windows PC to print detailed DTC reports. Autel provides free lifetime updates through the Maxi PC Suite so the tool stays current with newer vehicle coverage and enhancements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLive-data recording and freeze-frame storage for later analysis\u003c\/li\u003e\n  \u003cli\u003ePlayback feature to review recorded sessions on the unit\u003c\/li\u003e\n  \u003cli\u003eUSB connection to Windows PC for printing diagnostic reports\u003c\/li\u003e\n  \u003cli\u003eLifetime no-cost updates via Autel’s Maxi PC Suite\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The Autel AL549 is suited to DIY mechanics, home hobbyists and small-shop technicians who need reliable OBD2 diagnostics with added ABS code reading and battery testing. If you want a straightforward handheld scanner that provides clear on-screen guidance, live-data logging and print-ready reports—without the complexity or expense of dealer-level tools—this unit is a practical choice.\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 AL549 work with my car brand?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. It supports 20+ North American, European and Asian brands for OBD2 and many ABS tests, though ABS coverage may be limited for some models after 2020.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are software updates free?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Autel provides lifetime no-cost updates via the Maxi PC Suite on a Windows PC to keep vehicle coverage current.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Autel","offers":[{"title":"Default Title","offer_id":55170598961495,"sku":"B0D93GFSK1","price":89.79,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1050\/1524\/7191\/files\/autel-al549-front-view.jpg?v=1790431511","url":"https:\/\/britishgarage.co.uk\/products\/autel-al549-obd2-scanner-code-reader-abs-diagnostics-battery-test-live-data-and-auto-vin","provider":"British Garage","version":"1.0","type":"link"}