How to choose BMW FEM/BDC Test Platforms

There are 4 BMW FEM/BDC test platforms available in What are the difference and how to choose a better test platforms?



No. 1 Yanhua YH BMW FEM Data Desktop Test Platform

The desktop test platform is made by Yanhua company. It does not come with main unit.

 Yanhua BMW FEM BDC test platform Features: 
1. Can detect FEM/BDC control module in good condition or not.No need to test them on the car, very convenient and efficient.
2. To match FEM/BDC key and reset KM, this test platform has to work together with Yanhua BMW FEM key programmer, VVDI2 BMW, Yanhua BMW-FEM, CGDI Prog BMW etc
2. Comes with START button and switch status indicator, so doesn’t need extra START/STOP switch and dashboard, and the dashboard connector is reserved.


YH BMW FEM Test Platform User Manual

  1. Wiring Connection


Pic. 1 Cables & adapters wiring connection diagram

  1. Key Position

Pic. 2 Emergency-Start coil position

Put the key marked with red (see above pic.2) on the coil.

  1. START/STOP button operation

D1: START/STOP button’s indicator- light on when the power supply is connected

D2: Automatic stop and start function (MSA) indicator- default status: light off

D3: Engine fire shutoff switch’s indicator (to replace the dashboard and display the status of the engine fire shutoff switch)- light on when the switch is turned on and light off when the engine is turned off


How to turn on the engine fire shutoff switch:

Put the working key on the coil;

Press the button;

Engine fire shutoff switch indicator (D3) lights on;

(If the indicator fails to light on, wait for 3-5 seconds and press it again)


How to turn off the engine fire shutoff switch:

Press it continuously for 3 times;

Engine fire shutoff switch indicator (D3) lights off- engine fire shutoff switch is turned off



No.2 BMW FEM BDC Test Platform for FEM/BDC Key, KM reset and ECU Gearbox Programming


with your FEM/BDC keys, FEM BDC Module Testing Platform is easy to detect FEM BDC Control Module in good condition. No need start-stop button.

Designed with 4 interfaces. It is used for making FEM and BDC keys, suitable for connecting the dashboard, keys, FEM, ECU and Gearbox.


Fits model: 

BMW F20 F30 F35 X5 X6 I3 etc



No need to test them on the car, very convenient and efficient.


Compatible device:

Can works alone or works with BMW FEM key programmers, i.e Yanhua BMW-FEM,BMW Explorer, VVDI2 BMW,  CGDI Prog and BMW F-series FEM Blade key etc



How to use BMW FEM BDC Test Platform?


Pic. 1: the adapters are insert into the test platform.


Pic. 2: Connect well the harness and the ignition switch is in the OFF status,make sure the voltage is 12V.


Pic.3: Put the FEM/BDC key into the sensing area, press the “Enter” button and the red LED  flashes.


Press the “Enter” button, the screen displays FEM BDC TESTS:11.2V, the battery icon on the screen turns up, means it starts OK.
Again press the “ENTER” button and ACC OK
Again press the “ENTER” OFF OK
Then FEM BDC test OK, if no connect to FEM BDC.

If the key is not pass test, the test platform displays: NO FIND FEM BDC HOST.



No. 3 BMW FEM/BDC F20 F30 F35 X5 X6 I3 test platform with a Gearbox plug/cable


BMW F20 F30 F35 X5 X6 I3 test platform Function:

BMW F20/F30/F35/X5/X6/I3 test platform is easy to detect FEM BDC Control Module in good condition.
Working together with BMW FEM/BDC key programmer (i.e Yanhua BMW-FEM,BMW Explorer, VVDI2 BMW, CGDI Prog etc) and BMW F series FEM Blade key , FEM BDC Module Test Platform is a great helper of key programming, ECU programming and basic diagnosis.

BMW F20 F30 F35 X5 X6 I3 test platform Features:

1. No need start-stop button.
2. FEM BDC Module Testing Platform is designed with 4 ports which can connect to engine, gearbox, instrument and an extended port to connect with other modules.
3. It features in good induction, frequency resonance, the stainless steel shell (the copper wire inside it is very thick).

bmw-fem-bdc-test-platform-sk228-3 bmw-fem-bdc-test-platform-sk228-8 bmw-fem-bdc-test-platform-sk228-b

Overall, BMW F20/F30/F35/X5/X6/I3 test platform is a must for professional locksmiths, auto electronic technicians and vehicle repairing garages.You will get free an extension cable for dashboard connection and custom coils.



No 4.  BMW FEM /BDC test platform for F20 F30 F35 X5 X6 I3 without Gearbox Plug


This one the the same as No.3, just without a gearbox cable.

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