RadioPRO4 Interface for Audi Vehicles with CAN bus

$249.00 RP4-AD11

Audi Vehicles with CAN bus

  • Does not support fading in factory amplified systems


RadioPRO4 Interface for Audi Vehicles with CAN bus

Installation Instructions

It is VERY important that you use the latest version of Interface Updater. Not doing so may damage the interfaces software. 

Detailed Instructions

  • If this is the first time, download and install "PAC-UP Interface Updater". This will install the necessary software to update the firmware on the RP Interface. This can be found at in the "Download" tab at the very bottom of the firmware list on this page.
  • Download the firmware file to a location on your computer that you can easily find.
  • Open the Interface Updater Program by going to Start >All Programs >AAMP of America > Interface Updater.
  • Connect the PAC-UP to the computer using supplied USB cable. Connect the PAC-UP to the RP Interface.
  • Click the "Connect" button to establish connection between the PAC-UP and the computer. The "Connected" check box will be checked if successful. If unsuccessful, disconnect the PAC-UP from the computer, restart the software, then reconnect the PAC-UP and try again.
  • Select your RP Interface from the "Interface select" pull down menu.
  • Click "Update firmware". The new firmware can be found where you saved it before beginning.
  • Once the files are chosen the update will begin. When successful it will show the text "End Update".

IMPORTANT: It is very important that the second from last digit of the revision number on your module matches the second from last digit of the new firmware file revision number. If your numbers do not match, please contact our tech support department.

  • Firmware Download, Version (Released on February 3rd, 2015)
    Release Notes
    • Adds Fusion
    • Separates Sony & Pioneer
    • Adds Alpine VR command
    • Fixes LED problem without proper radio selection
  • Firmware Download, Version (Released on May 14th, 2013)
    Release Notes
    • Adds short press long press dual command functionality for SWC
    • Fixes issues seen with SWC when used with new Alpine & JVC head units
    • Adds new Kenwood Bluetooth function support for SWC
  • Firmware Download, Version 1.1.3 (Released on January 30th, 2013)
    Release Notes
    • Adds support for Fusion radio.
    • Improves overall functionality
  • Firmware Download, Version 1.1.2 (Released on June 4th, 2012)
    Release Notes
    • Improves general functionality
  • Firmware Download, Version 1.1.1 (Released on April 5th, 2012)
    Release Notes
    • Initial Release
  • Utility/Other, Version 2.6 (Released on July 21st, 2017)
    Release Notes
    PAC-UP Interface Updater

An all-in-one radio replacement and SWC interface, the innovative RadioPRO4 comes pre-loaded with amplifier retention and SWC software, navigation-based output signals, and other features that save time and money during installation.

  • Retains steering wheel controls (pre-programmed)
  • Data controlled accessory and navigation outputs
  • Retains factory amplifier


  • Factory RSE activation
  • 12V ACC output (RAP)
  • Vehicle Speed Sense (VSS)
  • Illumination
  • Reverse trigger

Patent # 8,014,540 & 8,184,825

RP4-AD11 Instruction Manual
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