Obd Mary

Obd Mary is a powerful and versatile EOBD/OBD-II car diagnostic scanner, gauge dashboard, and trip computer packed with features. This app allows you to not only read and clear OBD-II trouble codes (DTCs) but also perform diagnostics on various vehicle ECUs, including ABS, SRS (airbag), HVAC, and more.

Obd Mary boasts broad vehicle compatibility, supporting a wide range of makes and models, including Acura, Alfa Romeo, Alpina, Audi, BMW, BYD, Buick, Cadillac, Changan, Chery, Chevrolet, Chrysler, Citroen, 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, and Volvo.

Important Notes:

1. You'll need an ELM327 Bluetooth or Wi-Fi adapter to connect the app to your vehicle's OBD-II port.
2. Remember to check all ECUs in your vehicle, as some may have separate trouble codes.
3. ELM adapters using version 2.1 firmware are prone to issues; if possible, opt for version 1.5.

Quick Start Guide:

1. Download the Obd Mary app.
2. Plug your ELM327 adapter into your vehicle's 16-pin OBD-II diagnostic connector.
3. Turn your vehicle's ignition ON.
4. Discover your Bluetooth ELM adapter in your Android device's Bluetooth settings.
5. Select the discovered ELM327 adapter within the app's settings.
6. Attempt a connection.

Diagnostics:

Read and clear trouble codes from OBD-II compliant control units. View fault code descriptions and easily search online for more information. Access freeze-frame data for activated DTCs. Monitor live parameters such as speed, RPM, MAF, and coolant temperature.

Dashboard:

Create a fully customizable gauge dashboard. Adjust gauge parameters (size, color, stroke, arrow, text, labels, backgrounds, etc.) and arrange gauges using your fingers in edit mode. Design a dashboard that perfectly suits your style.

Trip Computer:

Track your trips with detailed data logging: trip time, fuel consumption, fuel cost, average speed, maximum speed, and more. Keep the ELM327 adapter connected for continuous data recording.

Full Version:

Purchase the full version of Obd Mary to enjoy ad-free functionality and support future development. Thank you for your support!

Contact Us:

Feel free to contact us using the in-app contact button or via email.

What's New in Version 1.251 (Nov 10, 2024)

• Added gauge templates to the Dashboard
• Added more OBD-II parameters
• Fixed several bugs