【With Japanese System】: This diagnostic tool features a Japanese system, 13 language system settings, reading fault codes, deleting codes, freeze frame data, I/M readiness, reading vehicle information, live data stream, sensor test, EVAP system test, battery voltage, DTC lookup, 9 protocols, handheld size, and plug-and-play functionality. 【OBD2 Protocol Vehicle Compatibility】: The OBD2 diagnostic tool S40 is only compatible with OBD2 protocol vehicles (equipped with a 16-pin DLC connector). It supports cars from 1996 onwards in America, from 2000 onwards in Europe, and from 2008 onwards for domestic Japanese OBD2 vehicles. It is not compatible with vehicles that do not have a 16-pin connector. 【Reading and Clearing Faults】: Equipped with OBD2 functions, it supports all OBD2 modes, including reading fault codes, clearing fault codes, displaying live data, displaying freeze frame information, O2 sensor test, on-board monitoring test, component test, and vehicle information check. 【Battery Test Function】: The OBD2 scanner collects real-time battery voltage and can compare it by referencing voltage parameters within the system. With interface prompts and real-time voltage graphic changes, you can better understand the health status of the battery and its expected remaining life. 【20000+ DTC Lookup】: The S40 OBD2 scan tool supports displaying DTC definitions on a clear TFT color screen. This allows you to intuitively grasp the root cause of the car's problem without having to search for a long time on the internet. 【Turning Off Warning Lights】: Using the S40 scanner, you can immediately read fault codes. Based on the fault codes, you can identify the location of the problem, and in the case of temporary issues, you can clear the fault codes with one click and turn off the engine warning light. *Depending on the fault, the light may not turn off or may reappear if the issue is not repaired. In such cases, please go to a dealer.