The horizontal screen OBD2 diagnostic scanners offers comprehensive diagnostic capabilities, including Carbon Deposition Detection, Battery Health Test, and Fuel Test. For real-time monitoring and issue identification, it provides Air Flow Detection and Data Flow viewing. The device supports standard OBDII functions such as Read Codes, Clear Codes, Fault Code Inquiry, Freeze Frames, I/M Ready Status, Vehicle Information, and special tests like Mode 6, Mode 8, and Oxygen Sensor Detection