[-Sneaky-]

pawn Код:

public OnPlayerStateChange(playerid, newstate, oldstate)
{
  if(newstate == PLAYER_STATE_DRIVER)
  {
    for(new i = 0; i < GetMaxPlayers(); i++)
    {
      SetVehicleParamsForPlayer(GetPlayerVehicleID(playerid),i,0,1);
    }
  }
  return 1;
}

public OnPlayerExitVehicle(playerid, vehicleid)
{
  for(new i = 0; i < GetMaxPlayers(); i++)
  {
    SetVehicleParamsForPlayer(vehicleid,i,0,0);
  }
  return 1;
}

Try this