Car diagnostic tools are one of the essential smart devices for modern car owners. They can help car owners quickly and accurately diagnose vehicle faults, improve vehicle maintenance efficiency, and ensure driving safety. This article will introduce the types, functions and usage of automotive diagnostic tools to help car owners better understand and apply this convenient tool.

Types and functions
OBD-II scan tool: This is one of the most common car diagnostic tools. It is used to connect to the OBD-II interface of the vehicle, read the vehicle's fault codes and real-time data, and help diagnose engine, transmission system, emission system and other faults.

On-board diagnostics: This type of device usually has more functions, such as reading and clearing fault codes, viewing real-time data, performing special functions (such as resetting oil lamps, programming keys, etc.), and supports a wider range of vehicle models and system diagnosis.

On-board diagnostic software: This software is usually installed on a smartphone or tablet and connects to the OBD-II adapter via Bluetooth or Wi-Fi to realize vehicle fault diagnosis and data monitoring and other functions.

Instructions
Connect the diagnostic tool: Depending on the type of Launch creader diagnostic tool, select the appropriate connection method and connect the diagnostic tool to the vehicle's OBD-II interface or pair it with a smart device through a wireless connection.

Start the diagnostic tool: Start the diagnostic tool and enter the corresponding diagnostic program, select the vehicle model and system for diagnosis.

Read the fault code: Use the ELM 327 With PIC18F25K80 Chip to read the vehicle's fault code to understand the problems in the vehicle, and conduct further troubleshooting and repair based on the information provided by the fault code.

Perform special functions: For some special problems or situations that require special operations, you can use diagnostic tools to perform corresponding special functions, such as resetting service prompts, programming keys, etc.

Clear the fault code: After troubleshooting, use the diagnostic tool to clear the vehicle's fault code and recheck the vehicle status to ensure that the fault has been eliminated.

Conclusion
As an intelligent and convenient vehicle maintenance device, auto camera provide car owners with the ability to quickly and accurately diagnose vehicle faults. Reasonable selection and correct use of car diagnostic tools can help car owners discover and solve vehicle problems in a timely manner, ensuring driving safety and driving comfort.