Obd Mary

Powerful OBD2 car diagnostics. DTC code reader. Custom gauge dashboard. ELM trip computer.

Obd Mary is an EOBD/OBD-2 car diagnostic scanner, gauge dashboard, and trip computer packed with useful features.

Our OBD2 Car Scanner OBD Mary not only reads and clears OBD-2 trouble codes but also performs diagnostics on various vehicle ECUs, including ABS, SRS, Airbag, HVAC, and more.

Our Car Scanner OBD Mary supports a wide range of brands, 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, Volvo.

Important Notes:

1. You need an ELM327 Bluetooth or Wi-Fi adapter to connect your vehicle to this application.

2. Your vehicle may have multiple ECUs (electronic control modules), so be sure to check all of them.

3. ELM adapters version 2.1 can sometimes be unstable; we recommend choosing version 1.5 if possible.

Quick Start Guide

1. Download the app.

2. Plug the ELM327 adapter into your vehicle's 16-pin diagnostic connector.

3. Turn the ignition ON.

4. Discover your Bluetooth ELM adapter in your Android device settings.

5. Select the discovered ELM327 adapter in the app settings.

6. Attempt to connect!

Diagnostics

Read and reset trouble codes from OBD2-compliant control units. View fault code descriptions and search for them online with a single click. Access freeze-frame data when a DTC is active. Monitor live parameters like speed, RPM, MAF, and coolant temperature.

Dashboard

Use our OBD2 app as a customizable gauge dashboard. Create your own set of gauges and personalize nearly all aspects, including sizes, colors, positions of strokes, arrows, text, labels, and backgrounds. Resize and reposition gauges in edit mode using simple touch gestures. Design it your way!

Trip Computer

Track your trips with the Obd Mary app and your ELM327 adapter. Keep the adapter connected in your car, and the app will automatically log your trip data, including:

- Trip duration.

- Fuel consumption.

- Fuel cost.

- Average speed.

- Maximum speed, and more.

Full Version

Purchase the full version of the Obd Mary app to unlock all features and enjoy an ad-free experience. Your purchase supports future development and maintenance. Thank you.

Contact the developer: Feel free to contact us using the appropriate button on the main app screen. Please use the email channel.

What's New in the Latest Version 1.251

Last updated on Nov 10, 2024

Added gauge templates to the Dashboard.
Added more OBD-2 parameters.
Fixed various bugs.