How to reprogram ECU for BMW 750li E66 with Autel MS908P

This is a detailed guide to reprogram airbag SGM ECU for BMW 7 series 750li E66 2006 when ECU is replaced. Tool used is maxisys ms908 pro j2534, it support program BMW and Mercedes ECU!

Step 1

Before using Auto Diagnostic tool Autel MS908P to do ECU programming, you should make sure your car has a stable voltage power supply, make sure you fix battery clamps properly.

Then charge your Autel MS908P tablet and assure to connect it to stable network, WIFI or Ethernet cable both OK.

You can check the network status icon on right bottom corner on screen.

Last thing to prepare is connect the J2534 ECU Programming Device with Autel MS908P tablet.

Step 2

Now power on Autel MS908P and click “Diagnostics” icon.

Choose BMW

Turn off ignition, wait 10 seconds then turn on again.

And you will see three options: Read out vehicle data, VIN and Basic features.

Choose “Read out vehicle data” and it will show you car information as below:

Step 3

Click “OK” and you will see menu as below, choose “CIP” function.

It will retrieve and show vehicle configuration. Confirm that by click “OK” to go on.

After that Autel MS908P will communicate with all control units and check the status.

The checking process may cost several minutes, please be patient.

Step 4

When checking finish, it will ask if you replaced any control unit. Click “Yes” or “No” accordingly to confirm.

Now select the control unit you want to reprogram and click “OK”. In this case it’s Airbag SGM SIM Module.

After that click “Programming and Coding” then choose “Selective Update”.

Choose to program and encode the Airbag SGM SIM Module. (Check the boxes accordingly)

Step 5

Now you will see an information page, click “Execute Measures Plan” to start reprogramming ECU.

Follow the tips: turn off car ignition then turn it on.

Autel Tool Autel MS908P download latest update program for ECU programming successfully!

Autel MS908P starts to reprogram BMW SGM.

During this process, please follow the tips: turn off ignition and remove remote key from key slot, wait 10 seconds, insert remote key into key slot and turn on ignition.

Autel MS908P MaxiSYS successfully reprogram Airbag ECU SGM for 2006 BMW 750li E66!