The Audi MMI 3G system offers a hidden menu with advanced settings and diagnostic information. Accessing this menu requires a diagnostic tool like VCDS (Vag-Com). This guide provides step-by-step instructions on how to enable and navigate the MMI 3G hidden menu using VCDS.
Enabling the MMI 3G Hidden Menu
To unlock the hidden menu, you’ll need to adjust a specific adaptation channel within the MMI 3G control module using VCDS. Follow these steps:
- Connect VCDS: Connect your VCDS interface to your vehicle’s OBD-II port and launch the VCDS software.
- Select Control Module: Navigate to [5F – Information Electr.].
- Access Adaptation: Select [Adaptation – 10].
- Modify Channel 6: Locate Channel 6 and change the value from 0 to 1.
- Save and Exit: Save the changes and exit the adaptation channel.
Example of VCDS screen showing adaptation channel.
Entering the Hidden Menu
Once enabled, access the hidden menu by following these steps:
- Simultaneous Press: Press and hold the “CAR” and “SETUP” buttons simultaneously for approximately 6 seconds. The red light on the “SETUP” button should turn off.
- Release and Press: Release both buttons and then press the “SETUP” button again. This will launch the hidden menu.
Alternative Method: If the first method doesn’t work, try this:
- Sequential Press: Press and release the “CAR” button (it will turn red). Then, press and release the “SETUP” button (it will also turn red).
- Three-Button Restart: Press and hold the “SETUP” button, the central control joystick button, and the top right control key simultaneously until the MMI system reboots.
Navigating the Hidden Menu
The hidden menu offers access to various settings, including:
- Diagnostics: Access diagnostic information and trouble codes.
- Settings: Adjust various system parameters.
- Version Information: View software and hardware versions.
Example of MMI 3G Hidden Menu screen.
Exiting the Hidden Menu
To exit the hidden menu, restart the MMI. You can do this by:
- Three-Button Method: Press and hold “SETUP,” the central control joystick button, and the top right control key simultaneously until the MMI restarts.
Features Accessible via the Hidden Menu
The MMI 3G hidden menu allows access to features like:
- Battery Meter Activation: Enable a visual battery meter display.
- CD Ripping: Enable ripping audio CDs to the MMI hard drive.
- Bluetooth Activation: Enable or disable Bluetooth functionality.
- Lap Timer/Oil Temperature: Access performance data.
- Needle Sweep: Activate a gauge needle sweep on startup.
- DRL Adjustments: Modify daytime running light settings.
- Ambient Lighting Adjustments: Customize ambient lighting options.
Important Considerations
- Caution: Modifying settings in the hidden menu can potentially affect your vehicle’s functionality. Proceed with caution and only make changes if you understand their implications.
- Backup: Before making any changes, it’s recommended to document existing settings.
- Professional Assistance: If you’re unsure about any setting, consult a qualified Audi technician or experienced VCDS user.
Conclusion
Accessing the MMI 3G hidden menu using VCDS provides advanced customization and diagnostic capabilities. By following these steps and exercising caution, you can unlock hidden features and gain valuable insights into your Audi’s MMI system. Remember to always back up your settings and seek professional help if needed.
