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🚗 OBD Mary – The Ultimate OBD2 Car Diagnostic Tool & Smart Trip Computer

Transform your smartphone into a powerful vehicle diagnostic scanner, customizable dashboard, and full-featured trip computer with OBD Mary.

Whether you're a car enthusiast, DIY mechanic, or everyday driver, OBD Mary gives you deep access to your vehicle’s health and performance — all from your Android device.

🔍 Advanced OBD2 Diagnostics

Go beyond basic trouble codes. OBD Mary supports comprehensive diagnostics across multiple vehicle ECUs, including:

• Engine Control Unit (ECU)
• ABS (Anti-lock Braking System)
• SRS / Airbag
• HVAC (Climate Control)
• Transmission
• And more

✅ Read and clear standard OBD2 trouble codes (DTCs)
✅ View freeze-frame data for active faults
✅ Get instant online descriptions of fault codes with one tap
✅ Monitor live parameters: Speed, RPM, Coolant Temp, MAF, O2 Sensors, Fuel Level, and more

📊 Customizable Digital Dashboard

Turn your phone into a sleek, real-time vehicle dashboard.

✨ Fully customizable gauges – adjust sizes, colors, labels, backgrounds, fonts, and layouts
🎨 New gauge templates added in v1.251
🔧 Drag-and-drop editor – design your ideal dashboard in seconds
📱 Use it while driving (with proper safety precautions) or while troubleshooting

🛣️ Smart Trip Computer

Track every journey automatically with full trip analytics.

Automatically logs:

• 🕒 Trip Duration
• 📉 Fuel Consumption (L/100km or MPG)
• 💰 Fuel Cost (based on real-time fuel price input)
• 🏁 Average & Maximum Speed
• 🔄 Odometer and Trip Odometer
• ⛽ Engine Load, Throttle Position, and more

Perfect for fuel efficiency tracking, long road trips, or performance tuning.

🚘 Works with a Massive Range of Vehicles

OBD Mary supports over 50+ global brands, including:

Acura, Alfa Romeo, Alpina, Audi, BMW, BYD, Buick, Cadillac, Changan, Chery, Chevrolet, Chrysler, Citroën, Dacia, Daewoo, Daihatsu, Daimler, Datsun, Dodge, DS, Exeed, Fiat, Ford, Geely, General Motors, Genesis, GMC, Great Wall, Haval, Holden, Honda, Hummer, Hyundai, Infiniti, Isuzu, JAC, Jaguar, Jeep, JMC, Kia, KTM, Lada, Lancia, Land Rover, Lexus, Lifan, Lincoln, Lotus, Mahindra, Mazda, McLaren, Mercedes-Benz, Mercury, MG, Mini, Mitsubishi, Nissan, Opel, Peugeot, Pontiac, Porsche, Proton, RAM, Range Rover, Ravon, Renault, Rivian, Rolls-Royce, Rover, Saab, Samsung, Scion, SEAT, Skoda, Smart, SsangYong, Subaru, Suzuki, Toyota, Vauxhall, Volkswagen, Volvo

Note: Full compatibility depends on your vehicle’s OBD2 support and ELM327 adapter quality.

⚙️ How to Get Started (Quick 6-Step Setup)

1. Download OBD Mary from the Google Play Store
2. Plug your ELM327 Bluetooth or Wi-Fi adapter into your car’s 16-pin OBD2 port
3. Turn the ignition ON (do not start the engine)
4. Go to your Android device’s Bluetooth settings and discover the ELM327 device
5. In OBD Mary, go to Settings > Select Your Adapter
6. Tap Connect and start diagnosing!

📌 Pro Tip: Use an ELM327 v1.5 adapter if possible — v2.1 can have intermittent connection issues.

💎 Upgrade to OBD Mary Pro (Full Version)

Unlock the full power of OBD Mary with no ads, priority support, and exclusive features:

• Ad-free experience
• Unlimited custom dashboard layouts
• Advanced data export (CSV, PDF)
• Background monitoring
• Exclusive gauge animations and themes

Support our team and enjoy a smoother, more powerful diagnostic experience.

📞 Need Help? Contact the Developer

Have a question, feedback, or bug report?

👉 Use the “Contact Us” button on the main app screen.
📧 We respond via email and are committed to continuous improvement.

✅ Latest Update: Version 1.251 (November 10, 2024)

• 🎨 Added new gauge templates for stunning dashboard designs
• 🔢 Expanded list of available OBD2 parameters
• 🐞 Fixed multiple bugs and improved overall stability and performance

✨ Why Choose OBD Mary?

• No extra hardware needed (just your ELM327 adapter)
• User-friendly interface built for both pros and beginners
• Real-time feedback and actionable insights
• Empowers you to understand and maintain your vehicle

OBD Mary – Your Car. Your Data. Your Control.

Download now and take full command of your vehicle’s performance and health.

🔗 Available on Google Play Store
🛠️ Always tested and updated for Android 7.0+
🔒 Secure, private, and no data sharing

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