hi,my mistral doesnt have remote central locking,it does central lock off the key though,so ive bought a kit to have installed ,its $90 installed or about 40 pounds,but the installer says ill have to buy another door motor\actuator as the nissans dont have one,another $45 so just wanted to check,does the mistral have a door lock motor\actuator in the drivers door or not ,dont want to fork out another 45 if there is one in there,cheers pete