if ( data == "button1" ) then
		TriggerEvent( 'Engine' )

-- Thats from cl_action.lua for the button

-- This goes at the bottom of cl_action.lua
RegisterNetEvent('Engine')

local vehicles = {}
local State = {}

Citizen.CreateThread(function()
	while true do
		Citizen.Wait(0)
		if GetSeatPedIsTryingToEnter(GetPlayerPed(-1)) == -1 and not table.contains(vehicles, GetVehiclePedIsTryingToEnter(GetPlayerPed(-1))) then
			table.insert(vehicles, GetVehiclePedIsTryingToEnter(GetPlayerPed(-1)))
			table.insert(State, IsVehicleEngineOn(GetVehiclePedIsTryingToEnter(GetPlayerPed(-1))))
		elseif IsPedInAnyVehicle(GetPlayerPed(-1), false) and not table.contains(vehicles, GetVehiclePedIsIn(GetPlayerPed(-1), false)) then
			table.insert(vehicles, GetVehiclePedIsIn(GetPlayerPed(-1), false))
			table.insert(State, IsVehicleEngineOn(GetVehiclePedIsIn(GetPlayerPed(-1), false)))
		end
		for i = 1, tablelength(vehicles) do
			if (GetPedInVehicleSeat(vehicles[i], -1) == GetPlayerPed(-1)) or IsVehicleSeatFree(vehicles[i], -1) then
				SetVehicleEngineOn(vehicles[i], State[i], State[i], State[i])
			end
		end
	end
end)

AddEventHandler('Engine', function()
	local veh
	local StateIndex
	for i = 1, tablelength(vehicles) do
		if vehicles[i] == GetVehiclePedIsIn(GetPlayerPed(-1), false) then
			veh = vehicles[i]
			StateIndex = i
		end
	end
	if IsPedInAnyVehicle(GetPlayerPed(-1), false) then
		if (GetPedInVehicleSeat(veh, -1) == GetPlayerPed(-1)) then
			if IsVehicleEngineOn(veh) then
				State[StateIndex] = false
			else
				State[StateIndex] = true
			end
		end
    end
end)

function drawNotification(text) --Just Don't Edit!
	SetNotificationTextEntry("STRING")
	AddTextComponentString(text)
	DrawNotification(false, false)
end

function tablelength(T) --Just Don't Edit!
	local count = 0
	for _ in pairs(T) do count = count + 1 end
	return count
end

function table.contains(table, element)
  for _, value in pairs(table) do
    if value == element then
      return true
    end
  end
  return false
end

-- Then add the button in ui.lua and change button 1 to whatever button you are gonna use.