206 XS CENTER LOCK PROBLEM

MY CAR'S CENTER LOCK DOES NOT WORK FROM THE CONTROL I OPEN WITH THE KEY I CHANGED THE BATTERY I tried to do it in the pairing I did not succeed HELP ME HEY PEUGEOT FAMILY

I have the same problem .. my car 2000 model 206 1.6 xs .. I have opened the car with the key since I bought it .. I removed the battery inside .. then I lost that battery ... I bought the battery from the watch but it does not work ..