JB4 Mobile is an app for monitoring and logging vehicle parameters in real-time It allows users to track boost RPM fuel trims and more

Download JB4 Mobile from Google Play Store or Apple App Store then follow standard installation procedures for your device

After opening create an account or sign in Ensure all permissions are granted and location services are enabled before tapping the Connect button

Main features include live gauges data logging graphing log export code reading modification of User Adj settings and firmware updating

Customize gauge themes adjust connection settings and modify user preferences through the Settings tab

Save logs by exporting them via email or store data locally within the app for future reference

Share vehicle data or logs with friends by exporting files via email or other compatible sharing methods

Access detailed information through data logging and graphing features Explore more content via the app's comprehensive parameter tracking

The app requires permissions for BLE scanning and location services Manage these in your device settings under app permissions

Check for updates through the app store or within the app settings to ensure smooth operation and access to new features