Compatible with cars 2007 and after. Pls ask qn or send enquiry FAQS: - Boost, transmission, engine oil temp & pressure NOT SUPPORTED - Physical manual NOT included - Instructions & descriptions pre-loaded as pop-up screen (see product images) - Contact us for Quick-start manual & f/w upgrade instructions (use Win10/MacOS) - Upgrade to V2.13F! [released on 3 Aug 2023] - ACC wire to be connected to ensure proper operation [if face power on & off issue] - RPM redline can be user defined under Warning Setup > RPM - "Searching Protocol" msg: Unit is not defective, but likely incompatible OBD2 protocol - "TF Card Error" msg: Contact us for assistance to reload f/w - Improve designed with USB port for F/W update - Speed, RPM, volt, fuel consumptn rate can be calibrated if inaccurate - Using OBD2 splitter to operate other OBD2 devices causes error to Lufi XF - If black screen at power up: Turn off, then hold 3 buttons and power up at the same time to force reset. Display Data (dependent on data from ECU) - Pressure data: Intake manifold, turbo, engine fuel, rail, atmospheric - Temp. data: Water, exhaust, fuel, intake air, charge air - Boost, transmission & engine oil temp and pressure - Speed: Avg, instant, engine/rev - Time: Clock, engine run - Fuel consumption: Fuel level, instant, avg - Odo, trip dist. - Battery voltge - Air flow, air-fuel ratio