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🛠️ OBD Mary – The Ultimate OBD2 Vehicle Diagnostic Tool

Take full control of your vehicle’s health with OBD Mary, a powerful EOBD/OBD-2 scanner designed for both DIY enthusiasts and professional mechanics. Compatible with over 40 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 more.

🔍 Advanced Diagnostics Beyond Trouble Codes

Go far beyond basic OBD2 trouble code reading. OBD Mary gives you full access to:

• ABS (Anti-lock Braking System)
• SRS Airbag System
• HVAC (Climate Control)
• Engine Management (ECU)
• Transmission & Powertrain Modules
• And many more electronic control units (ECUs)

Get detailed descriptions for every fault code, access freeze-frame data, and explore live parameters such as:

• Vehicle Speed
• Engine RPM
• Coolant Temperature
• MAF (Mass Air Flow) Sensor Readings
• Fuel Trim Values
• And much more

📊 Customizable Digital Dashboard

Turn your smartphone or tablet into a real-time digital gauge cluster!
Create personalized dashboards with:

• Fully adjustable gauges (speed, tach, fuel, temp, etc.)
• Customizable colors, sizes, labels, and backgrounds
• Intuitive touch controls for easy layout design
• Support for multiple dashboard templates (new in v1.251)

Perfect for performance tuning, track days, or daily driving monitoring.

🚗 Trip Computer & Driving Analytics

Monitor key metrics in real time with continuous ELM327 connectivity:

• 🕒 Trip Duration
• ⛽ Fuel Consumption (L/100km & MPG)
• 💰 Fuel Cost Estimation
• 🏎️ Average & Peak Speed Tracking
• 📈 Real-time Driving Statistics

Great for fuel economy optimization and long-distance trip planning.

🔗 How to Get Started

1. Download and install OBD Mary
2. Connect your ELM327 Bluetooth/Wi-Fi adapter to your vehicle’s 16-pin OBD port
3. Turn ignition to ON
4. Pair the adapter via Bluetooth on your device
5. Select the paired adapter in the app settings
6. Establish connection and start diagnosing!

✅ Note: For best results, use ELM327 v1.5 (v2.1 may have compatibility issues).

🚀 Premium Version – Ad-Free & Full Features

Upgrade to the Premium Version and enjoy:

• No ads or interruptions
• Full access to all dashboard templates and advanced features
• Priority support and future updates
• Continued development and maintenance of the app

Your upgrade helps keep OBD Mary evolving and reliable!

📝 Developer Support

Have a question or need help? Use the in-app email button to contact the development team directly.

✨ Version 1.251 – Updated November 10, 2024

• New dashboard gauge templates
• Expanded OBD2 parameter support
• Bug fixes and performance improvements
• Enhanced stability and connection reliability

OBD Mary – More than just a scanner. It’s your car’s co-pilot.

Stay informed. Drive smarter. Diagnose with confidence.

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