BMW FEM/BDC Add Key and All Keys Lost using CGDI BMW Pro

Here comes the guide on BMW FEM/BDC programming via CGDI BMW Prog and CG100.And in this guide,you will get the skills of BMW FEM/BDC new keys adding and all keys lost.Hope this guide will give you a hand!Let jump right in!

 

Common Operations:

Open the car door,then connect the BMW CGDI Prog to vehicle OBD port.

Note:The vehicle maintains voltage above 12V,do not turn off the computer screen during operation.

Enter the CGDI BMW Prog software menu to select “FEM/BDC Key Match”

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The current FEM/BDC need to update the ECU program before performing key matching.Please ensure that car battery has enough power,the programming process,please keep the epuipment cable connection.

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Dissemble the FEM/BDC module and read EEPROM data from 95128 chip.

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Locate the FEM/BDC location

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Remove the 95128 chip

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Remove the 95128 chip and weld it on the ATMEGA adapter

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Run the CG100 to read out the EEPROM data and save it on your laptop.

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Go back to CGDI BMW Prog software and load the eeprom data read out by CG100 just now.

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After loading successfully,save the new data generated the system

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Write the new data generated by system back and weld it back to FEM/BDC module,then click “Next”

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Wait for programming completed.

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After programming finishing,write back 95128 original data,re-install the FEM/BDC module back to vehicle,and click next.

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Use CG100 to write back 95128 original data

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After finishing,click “Next”

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Then after setting code successfully,you can do the add keys and all key lost programming operations.

 

Adding New Keys:

Choose the unused key position,and click “Generate dealer key”

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Reading working key,click “Next”

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After reading finishing,it will show the massage as below:

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Matching the new keys

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New key matching successfully

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For BMW FEM/BDC All Key Lost Programming

Use CG100 Programmer to read out the engine data

Click ECU

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Click on the engine model option to enter the current vehicle

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According to the wire harness connection diagram to wiring diagram wiring

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Click “Read EEPROM”

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After reading the data,save it on your laptop

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Then it will show the vehicle’s ISN and VIN as below

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Return to the CGDI software,select unused key bits,and click generate dealer keys

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Click on the next item that you select and click next(Manually input known ISN)

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Check the information and click “OK”

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Place the new key closed to the ignition coil

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Then CGDI BMW Programmer software will prompt you new key programming successfully.

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Done!

Src:http://www.uobdii.com/wholesale/cgdi-pro-bmw-msv80-key-programmer.html

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