Description
YMIOT • OBD2 Automotive Diagnostic Tool B25
The YMIOT OBD2 Automotive Diagnostic Tool B25 is a Bluetooth scan adapter designed for both hobbyists and professional use. It supports 4-30 V input with built-in protection circuits, enabling wide compatibility with cars and light-duty trucks. The tool reads and clears engine fault codes, provides access to over 150 real-time data parameters, and supports UDS (Unified Diagnostic Services) for comprehensive full-car diagnostics across nine major vehicle brands. Features include auto-connection, over-the-air firmware upgrades, and support for 25 languages. Its compact plug-and-play design makes it useful for diagnostics at home or on-site.
Key benefits
- Wide voltage range 4-30 V with protection for safe use in most vehicle electrical systems
- Over 150 real-time data parameters for real-time monitoring of sensors and systems
- Full-car UDS diagnostics covering nine mainstream brands for deeper fault detection
- Reads and clears engine fault codes to support maintenance and repair tasks
- 25 languages supported for international usability and auto-connection to save time
Supported protocols
- ISO 15765-4 (CAN)
- ISO 9141-2
- ISO 14230-4 (KWP2000)
- SAE J1850 PWM and VPW
- UDS over CAN
Supported functions
Depending on vehicle compatibility, the following functions are supported:
- Reads diagnostic trouble codes (DTCs)
- Clears engine fault codes/checks engine light reset
- Views real-time sensor data (over 150 parameters)
- Full-car system diagnostics via UDS
- Automatic connection to paired device
- Firmware updates over the air
- Multilingual user interface
Included items
- 1 × YMIOT OBD2 Bluetooth diagnostic scanner B25
- 1 × Quick start guide (in 25 languages)















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