After buying a car DVD player,what may makes us crazy is the installation for it.Having professional do it is a wise choice for you especially when you are not so familiar with your beloved car.Installation manual and cautions is necessary if you want to get this by yourself.How to install Android 4.4 2014 BMW 3 Series F30 Car Radio Upgrade Sat Nav System successfully?Maybe you should read some useful guide to avoid some wrong steps.Next,I will list the detailed installation steps for this car DVD head unit of Android 4.4 BMW 3 Series F30.

1.BMW 3 series appearance
2.Original car dashboard

3.Using the plastic crowbar to pry the decorative frame of the air-conditioning gate

4.Remove the decorative frame,and unplug the wiring harness of emergency light

5.The effect

6.Remove the two screw on the fixed original car display screen,and pull out the display screen by upward

7.Using plastic crowbar to loose the decorative plate at the bottom of the original car CD

8.Remove the decorative plate at the bottom of the original car CD

9.The effect

10.Remove the screws on the fixed host button panel,and remove the button panel

11.Remove the screws on the fixed host
12.Take out the host,and unplug the wiring harness

13.The effect

14.Remove the original car LVDS wire

15.Original car LVDS wire

16.The CPS-SD wire/LVDS wire from the factory

17.The power cable from the factory

18.Connecting the LVDS wire

19.The effect

20.Connecting the LVDS wire

21.Connecting the power cable

22.Connecting the original car host power cable

23.Install the host and fix the screws

24.Stick on the factory Velcro

25.The update box from the factory

26.According to upgrade box on the wiring diagram,connect the wiring harness

27.Fix the update box

28.Connecting the original car control panel

29.Fix panel screws,the effect after installed

30.Original car display screen

31.Remove the back cover fixed screw of original car display screen

32.The effect

33.Remove the frame screws on the fixed screen

34.The effect

35.the touch screen panel from the factory

36.Install the touch screen panel from the factory into the original car display screen

37.The effect

38.Fix the screen screws

39.Fix the back cover

40.The effect

41.Fixed the two screws of the back cover

42.The effect

43.Connecting the LVDS wire

44.Connecting the touch panel wire

45.The effect

46.Install the display screen

47.The effect

48.Fix the display screen screws

49.Install the air-conditioning gate and the decorative panel

50.The effect

51.Install at the bottom of the decorative panel

52.The effect after installed our special car dvd player

After installation of this unit, you will have two interfaces: The original interface and the new.Your all the original car’s functions will be maintained and can be accessed via the idrive. About Car radio Navigation’s installation,different car models have the different ways and steps to finish them.Some details may lead to failure if you didn’t do it in the right way.If your car is not BMW 3 series but you are looking for the installation ways,you can ask us for help by clicking our website link.You can view them on the website page or you can directly ask our customer service.We will provide the best service and the most exact information.You can trust us.