Application Description

Efficient OBD2 car diagnostics tool featuring DTC scanning, custom dashboard creation, and ELM trip computer functionality.

OBD Mary is a comprehensive EOBD/OBD-2 diagnostic scanner, gauge dashboard, and trip computer packed with powerful features.

Our OBD2 Car Scanner OBD Mary enables you to not only read and clear trouble codes but also perform diagnostics across multiple vehicle ECUs, including ABS, SRS, Airbag, HVAC systems, and more.

The OBD Mary Car Scanner is compatible with numerous brands such as Acura, Alfa Romeo, Audi, BMW, Chevrolet, Chrysler, Citroën, Dodge, Fiat, Ford, Honda, Hyundai, Jaguar, Jeep, Kia, Land Rover, Lexus, Mazda, Mercedes-Benz, Mitsubishi, Nissan, Opel, Peugeot, Porsche, Renault, Skoda, Subaru, Suzuki, Toyota, Volkswagen, Volvo, and many others.

Important Notes:

1. Requires an ELM327 Bluetooth or Wi-Fi adapter for vehicle connection.

2. Remember to check all ECUs (electronic control modules) as your vehicle may contain multiple systems.

3. ELM adapters v2.1 may occasionally malfunction - we recommend using v1.5 when possible.

Quick Start Guide

1. Download the app

2. Connect ELM327 adapter to your vehicle's 16-pin diagnostic port

3. Turn ignition ON

4. Pair your Bluetooth ELM adapter via Android device settings

5. Select the paired ELM327 adapter in app settings

6. Establish connection

Diagnostic Features

Read and clear OBD2 trouble codes with detailed descriptions and online search capability. Access freeze-frame data when DTCs are active. Monitor live parameters including speed, RPM, MAF, and coolant temperature.

Dashboard Customization

Transform your OBD2 app into a personalized gauge dashboard. Create custom gauge sets with adjustable sizes, colors, positions, labels, and backgrounds. Easily rearrange gauges using intuitive touch controls in edit mode.

Trip Tracking

Track your journeys with OBD Mary and ELM327 adapter. Maintain continuous connection to log important trip data including:

- Trip duration

- Fuel consumption

- Fuel expenses

- Average speed

- Maximum speed and more

Premium Version

Upgrade to the full version for ad-free operation and complete functionality. Your purchase supports ongoing development and improvements.

Developer Contact: Reach us conveniently via the email option available on the app's main screen.

What's New in Version 1.251

Last updated on Nov 10, 2024

Added new gauge dashboard templates
Expanded OBD-2 parameter support
Bug fixes and performance improvements

Auto & Vehicles