V321 Oxygen Sensor Handheld Car Scanner Diagnostic Tools

V321 Handheld Car Scanner Diagnostic Tools

The V321 handheld car scanner diagnostic tools are designed for fast, reliable, and accurate fault diagnosis in gasoline vehicles. Compact yet powerful, this plug-and-play diagnostic scanner provides essential vehicle data and fault information without the complexity of advanced diagnostic systems.

Comprehensive OBD2 / EOBD Compatibility

V321 supports nine standard OBD II / EOBD protocols, ensuring wide compatibility with most gasoline vehicles worldwide. Once connected, it instantly communicates with the vehicle ECU to retrieve diagnostic trouble codes and real-time parameters.

Plug-and-Play Simplicity

No batteries or external power supply required. Simply connect the scanner to the vehicle’s OBD port to begin diagnosis. The intuitive interface allows users to quickly read and understand fault information, making it ideal for workshops, technicians, and car owners alike.

Accurate Fault Code Reading & Vehicle Data

As a professional-grade handheld car scanner diagnostic tools solution, V321 efficiently reads fault codes related to engine and oxygen sensor systems, helping users identify issues early and reduce unnecessary repair costs.

Multi-Language Support for Global Use

To serve international users, V321 supports 12 languages, including English, German, Italian, Polish, French, Spanish, Chinese, Russian, Japanese, and Portuguese—making it suitable for global markets and export distribution.

Portable Design for Everyday Diagnostics

Its lightweight, handheld design allows for easy storage and on-the-go diagnostics. Whether used in professional repair environments or for routine vehicle checks, V321 delivers consistent and dependable performance.