The CarSys is fast and easy help you determine: Check Engine Light, Clears Codes, Read Trouble Code OEM Enhance module: PCM, ABS, RCM, TCM.! China clones ELM327 v2. 1 is only work with OBD2. If you have this adapter, please don't rate this application! Tested with OBDLink MX Bluetooth, ELM327 Clone Bluetooth V1. 5, Vgate Bluetooth.