DownloadAdvanced OBD2 vehicle diagnostics tool. Scan trouble codes, customize dashboards, and monitor trips with ELM327 compatibility.
OBD Mary is a powerful EOBD/OBD-2 diagnostic scanner featuring gauge dashboards, trip computer functions, and multiple vehicle monitoring capabilities.
Our OBD2 Scanner OBD Mary enables comprehensive vehicle diagnostics beyond standard trouble codes, including systems like ABS, SRS Airbag, HVAC, and other ECU modules.
Compatible with major automotive brands including: Acura, Alfa Romeo, Audi, BMW, Chevrolet, Chrysler, Citroën, Dodge, Fiat, Ford, Honda, Hyundai, Jaguar, Jeep, Kia, Land Rover, Lexus, Mazda, Mercedes-Benz, Mitsubishi, Nissan, Peugeot, Porsche, Renault, Subaru, Suzuki, Toyota, Volkswagen, Volvo, and many others.
Important Notes:
1. Requires ELM327 Bluetooth/Wi-Fi adapter for vehicle connection.
2. Check all available electronic control modules (ECUs) in your vehicle for complete diagnostics.
3. Recommended ELM327 adapter version: 1.5 (version 2.1 may have compatibility issues).
Quick Start Guide
1. Install the application
2. Connect ELM327 adapter to your vehicle's 16-pin OBD port
3. Turn ignition to ON position
4. Pair your ELM327 adapter via device Bluetooth settings
5. Select paired adapter in app settings
6. Establish connection
Diagnostic Features
Read and clear OBD2 trouble codes with detailed descriptions and web search capability. Access freeze-frame data and live parameters including speed, RPM, coolant temperature, and MAF readings.
Customizable Dashboard
Transform your device into a digital gauge cluster. Design personalized dashboards with adjustable elements - customize sizes, colors, positions, labels, and backgrounds through intuitive touch controls.
Trip Computer Functionality
Monitor driving statistics with continuous vehicle connection via ELM327 adapter:
- Trip duration
- Fuel consumption metrics
- Fuel cost calculations
- Average speed monitoring
- Peak speed recording
Premium Version
Upgrade to the ad-free full version for complete functionality while supporting ongoing development and maintenance.
Developer Contact: Use the in-app email button for support inquiries.
Version 1.251 Update Highlights
Last updated on Nov 10, 2024
New dashboard gauge templates
Expanded OBD-2 parameter support
Bug fixes and performance improvements
