Recherche code auto radio

Bjr j'ai n'i trouvé pas le code de mon autoradio svp si il y quelqu'1 qui peut m'aidé le code de securité c T540 ou W241

T540 = code 6454 w241 = code 3714 Code Entry as Follows: You must hold at the end to store your code. IF YOU DONT HAVE ¬ KEY THEN PUSH THUMBWHEEL IN AND SOME HAVE {A¬} KEY Turn on the radio and the display will show 'CODE' Use the steering controls for code entry. Press the [ ¬] button then rotate the thumb wheel for the correct first digit Press the [ ¬] button then rotate the thumb wheel for the correct second digit Press the [ ¬] button then rotate the thumb wheel for the correct third digit Press the [ ¬] button then rotate the thumb wheel for the correct fourth digit If the correct code is now shown on screen, press and hold the [ ¬] button for up to 10 seconds to store the code