Obd Mary – Car Scanner for ELM

Frequently Asked Questions

How do I get started with Obd Mary and connect it to my car?

Plug the ELM327 adapter into your vehicle's OBD2 port, turn on the ignition, open Obd Mary, enable Bluetooth or Wi-Fi, and the app will automatically detect the adapter to establish a connection.

What vehicle types are compatible with Obd Mary?

Obd Mary supports a wide range of vehicles from brands like Audi, BMW, Chevrolet, Ford, Hyundai, Honda, Toyota, Volkswagen, and more. Ensure your vehicle has an OBD2 port and is compliant.

How do I read and clear trouble codes with Obd Mary?

Connect your adapter, open the app, go to the Diagnostics section, then select 'Read Trouble Codes' to view and 'Clear Codes' to reset the check engine light.

Can I customize the dashboard to display the parameters I care about?

Yes, go to the Dashboard menu, enter edit mode, then drag, resize, and color gauges to personalize your display according to your preferences.

How does Trip Monitoring work and what data does it collect?

Keep the adapter plugged in during your trip; the app automatically logs trip time, fuel consumption, cost, average speed, max speed, and other trip data, which can be reviewed later.

What are the benefits of upgrading to the full version of Obd Mary?

The full version removes ads, enables background data logging, stores detailed vehicle reports offline, and unlocks all diagnostic features for comprehensive vehicle analysis.

How do I subscribe or upgrade to the full version?

Navigate to Settings > Account > Subscription or Upgrade in the app, follow the prompts to purchase the full version, and enjoy uninterrupted access to all features.

Is there a way to troubleshoot connection issues between the app and the adapter?

Ensure Bluetooth/Wi-Fi is enabled, check the adapter is firmly plugged in, restart the app, or reconnect via Settings > Vehicle Connection, and verify your device is compatible.

Does Obd Mary support multiple languages?

Yes, the app supports several languages. You can change the language in Settings > Language to suit your preference.

What should I do if the app doesn't detect my adapter or vehicle?

Ensure the adapter is properly connected and powered, restart the app, make sure Bluetooth/Wi-Fi is enabled, and verify the adapter is compatible with your device.