M400 Diagnostic Tools Heavy Duty Truck Diagnostic Scanner OBD2 Scanner ELM327 Engine Code Reading Software Upgrade Free Update for Diesel Engines only (Truck)

【Full-system Diagnosis】Quick Scan-Read/clear codes for all systems, input the VIN and automatically recognize it, or manually select the vehicle model, type and year to start the quick scan for all the control units and get the inspection result with detailed DTC description. Actuation Test-It may vary by makes, models, types, years, thus only the available ones will be shown. Before you buy the device,you can check if it can support your car models and years on the Technical Specification. 【Wide Vehicle Coverage】Powerfully support over 80 car brands, including American, European, Australian, Asian cars. 【Compatible with Android Phone and Iphone and Update Free】M400 fully supports you to use it on both tablet and Android smartphone/ Iphone, perfectly achieve the conversion usage. free download and update for wide vehicle models in the App Store of the software. No other fees with free upgrade with more powerful versions.Multi-Languages Support 11 languages.