Effective OBD2 Car Diagnostics. DTC Scanner. Custom Dashboard. ELM Trip Computer
Obd Mary is a comprehensive EOBD/OBD-2 car diagnostic scanner featuring a gauge dashboard and trip computer with multiple advanced features.
Vehicle Compatibility
Our OBD2 Car Scanner OBD Mary supports not only reading and clearing OBD-2 Trouble Codes but also performing diagnostics for various vehicle ECUs including: ABS, SRS, Airbag, HVAC and more.
Supported vehicle brands include: Acura, Alfa Romeo, Audi, BMW, Chevrolet, Chrysler, Ford, Honda, Hyundai, Jeep, Kia, Mazda, Mercedes-Benz, Nissan, Porsche, Subaru, Toyota, Volkswagen, Volvo and many others.
Important Notes:
- Requires ELM327 Bluetooth or Wi-Fi adapter for vehicle connection
- Your vehicle may contain multiple ECUs - remember to check them all
- For best results, use ELM adapters version 1.5 as version 2.1 may have connectivity issues
Quick Start Guide
- Download the application
- Connect ELM327 adapter to your vehicle's 16-pin diagnostic port
- Turn ON ignition (do not start engine)
- Pair your Bluetooth ELM adapter in Android settings
- Select the adapter in app settings
- Establish connection
Diagnostic Features
- Read and reset trouble codes (DTCs)
- View detailed fault code descriptions
- Internet search for DTC solutions
- Access freeze-frame data when codes are active
- Monitor live parameters (speed, RPM, coolant temp, etc.)
Custom Dashboard
Transform your device into a professional gauge display. Create personalized dashboards with:
- Fully customizable gauge parameters (size, colors, markings)
- Flexible layout editing with touch controls
- Multiple visual style options
Trip Computer Functionality
With continuous ELM327 connection, log complete trip data including:
- Travel duration
- Fuel consumption and cost
- Average and maximum speeds
- Detailed driving statistics
Premium Version
Upgrade to the ad-free full version to access all features and support future development.
Developer Contact: Available through the app's main screen (email option).
Version 1.251 Update - November 10, 2024
- Added new gauge templates to Dashboard
- Expanded OBD-2 parameter support
- Bug fixes and performance improvements
