your code 2 0 0 1 you must hold at end to store code.
Code Entry as Follows:
Switch Radio On - Display Shows
" 0000 " with the 1st digit flashing
Rotate " Thumbwheel " For Correct Digit
Press " ¬ " On The Stalk Control To Enter
Rotate " Thumbwheel " For Correct Digit
Press " ¬ " On The Stalk Control To Enter
Rotate " Thumbwheel " For Correct Digit
Press " ¬ " On The Stalk Control To Enter
Rotate " Thumbwheel " For Correct Digit
If the correct code number is now shown
Press And Hold " ¬ " Until A Beep Is Heard