Rt3 Upgrade 651: Na 663 Build 890 Can42 New ^new^

While official Peugeot/Citroën dealers may no longer stock these older discs, they are often available in community forums such as the Peugeot Forums or the French Car Forum .

: Firmware starting with 5.x is for older VAN-bus vehicles. Do not attempt to install 6.63 on a 5.x system, as it will brick the unit.

: This version includes support for additional languages, improved voice recognition, and enhanced graphics for the user interface. Compatibility Warning Before starting, you must verify your hardware version : rt3 upgrade 651 na 663 build 890 can42 new

: The update can take 10 to 20 minutes . The disc may eject and re-insert automatically multiple times— do not touch it until the system fully reboots and returns to the main menu. Where to Find the Update

: Firmware starting with 6.x (like 6.51 or 6.63) is only for CAN-bus vehicles (typically manufactured after 2004/2005). While official Peugeot/Citroën dealers may no longer stock

Updating your Peugeot or Citroën RT3 system with the firmware is the best way to ensure compatibility with modern maps and improve overall system stability. This specific build is the final and most stable software version released for RT3 units operating on the CAN-bus architecture. Why Upgrade to Version 6.63 Build 890?

: Download the .iso or .rar file and burn it to a high-quality CD-R (not a CD-RW). : This version includes support for additional languages,

: Keep your engine running throughout the entire process. If the car enters "Economy Mode," the power will cut and permanently damage the RT3 unit.

: Burn the disc at the slowest possible speed (e.g., 1x or 2x) using tools like ImgBurn to avoid read errors during the update.