Application Description

Powerful OBD2 car diagnostics tool. A DTC code reader, customizable dashboard, and trip computer with ELM327 support.

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

With the OBD Mary scanner, you can not only read and clear OBD-2 trouble codes but also perform diagnostics on various vehicle ECUs, including ABS, SRS, Airbag, HVAC, and more.

The OBD Mary car scanner supports a wide range of brands, such as: 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 will need an ELM327 Bluetooth or Wi-Fi adapter to connect the app to your vehicle.

2. Your vehicle may contain multiple ECUs (electronic control modules). Remember to check them all during diagnostics.

3. ELM adapters version 2.1 can often be problematic; we recommend choosing version 1.5 if you have the option.

Quick Start Guide

1. Download the app.

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

3. Turn the ignition ON (without starting the engine).

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

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

6. Initiate the connection!

Diagnostics

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

Dashboard

Use the app as a fully customizable gauge dashboard. Create your own gauge sets and customize almost every visual element—sizes, colors, positions of strokes, arrows, text, labels, backgrounds, and more. Simply resize and reposition gauges in edit mode using your fingers. Design it your way!

Trip Computer

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

- Trip duration;

- Fuel consumption;

- Fuel cost;

- Average speed;

- Maximum speed, and more.

Full Version

Purchase the full version of Obd Mary to unlock complete functionality and remove all advertisements. Your purchase supports ongoing development and maintenance. Thank you.

Contact the Developer: Feel free to contact us using the button on the app's main 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.

Auto & Vehicles