Obd Mary is a car diagnostic scanner, gauge dashboard and trip computer with a number of cool features.
Attention!!!
- You need ELM327 Bluetooth or Wi-Fi adapter to connect to a vehicle using this application.
- Your vehicle can contain some ECUs (electronic control modules), so don't forget to check all ECUs.
- ELM adapters version 2.1 are often can be corrupted, so try to choose version 1.5 if you have a chose.

Obd Mary is a car diagnostic scanner, gauge dashboard and trip computer with a number of cool features.
Attention!!!
- You need ELM327 Bluetooth or Wi-Fi adapter to connect to a vehicle using this application.
- Your vehicle can contain some ECUs (electronic control modules), so don't forget to check all ECUs.
- ELM adapters version 2.1 are often can be corrupted, so try to choose version 1.5 if you have a chose.

Obd Mary is a car diagnostic scanner, gauge dashboard and trip computer with a number of cool features.
Attention!!!
- You need ELM327 Bluetooth or Wi-Fi adapter to connect to a vehicle using this application.
- Your vehicle can contain some ECUs (electronic control modules), so don't forget to check all ECUs.
- ELM adapters version 2.1 are often can be corrupted, so try to choose version 1.5 if you have a chose.