public OnPlayerKeyStateChange(playerid, newkeys, oldkeys)
{
      if(PRESSED(KEY_SUBMISSION)) {
       new vehicleid = GetPlayerVehicleID(playerid);
       if(IsPlayerInVehicle(playerid, vehicleid))
       {
             SetVehicleHealth(vehicleid,1000.0); //élet javítás
             PlayerPlaySound(playerid, 1133, 0.0, 0.0, 0.0);//tuning hang
             RepairVehicle(GetPlayerVehicleID(playerid));//külsõ javítás
        }
        return 1;
}
      return 0;
}

KEY_SUBMISSION