Advanced OBD2 vehicle diagnostics tool. DTC code reader, customizable dashboard, and ELM trip computer in one.
OBD Mary is a comprehensive EOBD/OBD-2 diagnostic scanner, digital dashboard, and trip computer packed with powerful features.
Our OBD2 Scanner OBD Mary enables you to read and clear trouble codes while providing diagnostics for various vehicle ECUs including ABS, SRS, Airbag, HVAC, and more.
OBD Mary supports an extensive range of vehicle brands: Acura, Alfa Romeo, Audi, BMW, Buick, Cadillac, Chevrolet, Chrysler, Citroën, Dodge, Fiat, Ford, Honda, Hyundai, Jaguar, Jeep, Kia, Land Rover, Lexus, Mazda, Mercedes-Benz, Mitsubishi, Nissan, Opel, Peugeot, Porsche, Renault, Saab, Subaru, Suzuki, Toyota, Volkswagen, Volvo, and many others.
Important Note:
1. Requires ELM327 Bluetooth or Wi-Fi adapter for vehicle connection.
2. Your vehicle may contain multiple ECUs (electronic control modules) - remember to check them all.
3. For optimal performance, we recommend using ELM adapters version 1.5 instead of potentially unstable version 2.1 when possible.
Getting Started Guide
1. Download the application
2. Insert ELM327 adapter into your vehicle's 16-pin diagnostic port
3. Turn on ignition
4. Pair your Bluetooth ELM adapter via Android device settings
5. Select the paired ELM327 adapter in the app settings
6. Initiate connection!
Diagnostic Features
Read and reset OBD2 trouble codes with detailed descriptions and direct web search capability. Access freeze-frame data for active DTCs and monitor real-time parameters including speed, RPM, MAF, and coolant temperature.
Custom Dashboard
Transform your device into a personalized gauge dashboard. Design your ideal layout with fully customizable gauges - adjust sizes, colors, positions, and visual elements. Easily resize and reposition gauges using intuitive touch controls.
Trip Monitoring
Track your journeys using OBD Mary and ELM327 adapter. Maintain continuous connection to log comprehensive trip data:
- Duration
- Fuel consumption
- Fuel expenses
- Average speed
- Maximum speed and more
Premium Version
Upgrade to OBD Mary Pro for ad-free access to all features. Your purchase supports ongoing development and improvements. We appreciate your support!
Support Contact: Reach our development team using the contact button on the app's main screen or via email.
Latest Version 1.251 Updates
Last updated on Nov 10, 2024
New gauge templates for Dashboard
Expanded OBD-2 parameter support
Various bug fixes and improvements
