THIS IS FOR MODEL AD185H MAREA CAR. I'M NOT SURE WHEATHER THIS IDENTICAL WITH YOURS. I GOT IT FROM OWNER MANUAL.
IF FOR EXAMPLE THE CODE CARD IS 2703, PROCEED AS FOLLOWS:-
1. PRESS ON TO SWITCH THE SOUND SYSTEM
2.KEEP "TP" KEY PRESSED UNTIL "CODE" APPEARS ON THE DISPLAY FOR 3 SEC.
3. PRESS "I" TWICE, NOS 2 WILL APPEAR
4. PRESS KEY "2" SEVEN TIMES. "27 WILL APPEAR
5. PRESS "3" TEN TIMES "270" WILL APPEAR
6. PRESS KEY "4" THREE TIMES, 2703 WILL APPEAR
7.CONFIRM THE CODE BY KEEPING KEY "TP" UNTIL WORD "SAFE" APPEARS
8. ABOUT 3 SEC. THE SOUND SYSTEM WILL WORK AND THE CODE IS ACTIVE.
HOPE THIS WILL SERVE U IF IT IS THE SAME MODEL.
REGARDS