Rt3 Upgrade 651 Na 663 Build 890 Can42 New -

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

: Firmware starting with 6.x (like 6.51 or 6.63) is only for CAN-bus vehicles (typically manufactured after 2004/2005). 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 : Burn the disc at the slowest possible speed (e