The YM509 is a practical and efficient OBD2 diagnostic scanner designed for fast vehicle diagnostics and everyday fault detection. Featuring a 2.8-inch color display, it provides clear data visualization and smooth operation for users who need reliable engine diagnostics.

Equipped with a new-generation user interface and full-screen overlay design, the YM509 uses GPU Turbo technology to ensure faster response times and reduced latency. Upgraded silicone buttons with dome switches enhance tactile feedback, making operation intuitive and comfortable.

Key Features

• 2.8-inch color display for clear visibility

• New-generation UI with full-picture overlay

• GPU Turbo technology for faster data response

• Adjustable backlight brightness (10 levels)

• Adjustable buzzer volume (10 levels)

• Enhanced silicone buttons with dome switch design

• Globally available English electronic user manual

Diagnostic Functions

The YM509 supports OBDII/EOBD standard protocols and provides essential engine diagnostic functions, including:

• Read and clear engine fault codes

• View freeze frame data

• Check I/M readiness status

• Access vehicle information

• Monitor live data streams

• Display real-time data curves

• Mode 6 testing (component and system tests)

• Mode 8 testing (evaporative system test)

• Oxygen sensor testing

• Component testing

• Built-in fault code definitions

• Vehicle battery voltage reading and monitoring

Multi-Language Support

The YM509 includes 13 built-in languages: Chinese, English, Korean, Japanese, Russian, Polish, Portuguese, Finnish, Italian, French, Spanish, Dutch, and German.

Vehicle Compatibility

• Compatible with most European vehicles manufactured after 2003

• Compatible with most U.S. vehicles manufactured after 1996

• Designed for 12V gasoline vehicles