Assembly Line JS Advanced

function createAssemblyLine() {
    return {
        hasClima: function(car) {
            car.temp = 21;
            car.tempSettings = 21;
            car.adjustTemp = function() {
                if (car.temp < car.tempSettings) {
                    car.temp += 1;
                } else if (car.temp > car.tempSettings) {
                    car.temp -= 1;
                }
            };
        },
        hasAudio: function(car) {
            car.currentTrack = {
                name: null,
                artist: null,
            };
            car.nowPlaying = function() {
                if (car.currentTrack !== null) {
                    console.log(`Now playing '${car.currentTrack.name}' by ${car.currentTrack.artist}`);
                }
            };
        },
        hasParktronic: function(car) {
            car.checkDistance = function(distance) {
                if (distance < 0.1) {
                    console.log("Beep! Beep! Beep!");
                } else if (distance >= 0.1 && distance < 0.25) {
                    console.log("Beep! Beep!");
                } else if (distance >= 0.25 && distance < 0.5) {
                    console.log("Beep!");
                } else {
                    console.log("");
                }
            };
        }
    };
}

const assemblyLine = createAssemblyLine();
const myCar = { make: 'Toyota',
    model: 'Avensis'
};