DownloadAdvanced OBD2 car diagnostics tool. DTC code scanner with custom dashboard and ELM trip computer functionality.
OBD Mary is a comprehensive EOBD/OBD-2 diagnostic scanner featuring gauge dashboard capabilities and trip computer functions with multiple innovative features.
Our OBD2 Car Scanner OBD Mary enables you to not only read and clear OBD-2 trouble codes but also perform diagnostic checks on various vehicle ECUs including ABS, SRS, Airbag, HVAC systems, and more.
OBD Mary supports vehicle 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 Note!
1. This application requires an ELM327 Bluetooth or Wi-Fi adapter for vehicle connection.
2. Your vehicle may contain multiple ECUs (electronic control modules) - remember to check all of them.
3. ELM adapters version 2.1 may occasionally malfunction; we recommend choosing version 1.5 when possible.
Quick Start Guide
1. Download the application
2. Insert ELM327 adapter into your vehicle's 16-pin diagnostic port
3. Turn ON ignition
4. Locate your Bluetooth ELM adapter in Android device settings
5. Select the detected ELM327 adapter in the app settings
6. Initiate connection!
Diagnostic Features
Read and reset trouble codes from OBD2-compatible control units. View detailed fault code descriptions with internet search capability via single click. Access freeze-frame data when DTCs are active. Monitor live parameters including speed, RPM, MAF, and coolant temperature.
Dashboard Features
Transform your OBD2 app into a customizable gauge dashboard. Design personalized gauge sets with adjustable parameters (sizes, colors, stroke positions, arrows, text labels, backgrounds). Easily resize and reposition gauges in edit mode using touch controls. Personalize your display!
Trip Computer
Monitor your journeys with OBD Mary and ELM327 adapter. Maintain continuous adapter connection to log comprehensive trip data:
- Trip duration
- Fuel usage
- Fuel expenses
- Average speed
- Maximum speed and other metrics
Premium Version
Upgrade to OBD Mary Pro for full-featured, ad-free experience. Your purchase supports ongoing development and maintenance. We appreciate your support.
Developer Contact: Reach us directly via the contact button on the app's main screen or through email.
Latest Version 1.251 Updates
Last updated on Nov 10, 2024
Added new gauge templates for Dashboard
Expanded OBD-2 parameter support
Resolved various technical issues
