Obd Mary

Powerful OBD2 car diagnostics tool. DTC scanner. Custom dashboards. ELM trip computer.

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

With the OBD2 Car Scanner OBD Mary, you can not only read and clear OBD-2 trouble codes but also perform diagnostics on various vehicle ECUs, such as 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 Note:

1. An ELM327 Bluetooth or Wi-Fi adapter is required to connect the app to your vehicle.

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

3. ELM adapters version 2.1 are often problematic; we recommend choosing version 1.5 if available.

Quick Start Guide

1. Download the app

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

3. Turn ON the ignition

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

5. Select the discovered ELM327 adapter in the app settings

6. Try connecting!

Diagnostics

Read and reset trouble codes from OBD2-compliant control units. View fault code descriptions and search online with a single tap. 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 gauge dashboard. Design your own set of gauges and customize nearly every parameter—sizes, colors, stroke position, arrow, text, labels, backgrounds, and more. Resize and reposition gauges in edit mode using intuitive touch controls. Create a style that's uniquely yours!

Trip Computer

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

- Trip duration;

- Fuel consumption;

- Fuel cost;

- Average speed;

- Maximum speed, and more.

Full Version

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

Contact the Developer: Feel free to reach out using the contact button on the main app screen. Please use the email channel.

What's New in Version 1.251

Last updated on Nov 10, 2024

Added gauge templates to the Dashboard
Included additional OBD-2 parameters
Fixed various bugs