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Dave1987

Update BMW E46 ECU by WinKFP software

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Here is an instruction on BMW E46 318 DME software upgrade on M43TU engine with BMW ICOM WinKFP software. You can choose to load WinKFP on wifi bmw icom diagnostic system or cheap inpa K+DCAN usb cable. 

 

Instruction:

1) Well installed WinKFP software  (latest goes to Rheingold ISTA-D 3.50 ISTA-P 3.56.1).

2) Connect BMW ICOM A2diagnostic system or inpa hardware with vehicle via OBD socket.

3) After well load software, run BMW WinKFP software on the desktop.

4) Select “F1 Comfort mode”

BMW-icom-winkfp-1

5) Select “F3 Update ZUSB”, then choose engine type “MDS43” by pull down the drop-down list on “ECU family” Tab.  Press “Done” button.

BMW-icom-winkfp-3

6) Press “F3 Prog ZB-Update”, accept the windows prompt by clicking on “Yes”

BMW-icom-winkfp-4

The WinKFP software will display the detail vehicle information on the top of the program

Accept “The user info field can still be programmed 12 times. Program ECU?” notice by clicking “OK”

WinKFP now is updating the ECU, wait until it processes to 100%.

BMW-icom-winkfp-5

ECU update is completed, ZUSB-Update programming OK.

BMW-icom-winkfp-6

Exit BMW ICOM WinKFP software and disconnect diagnostic tool.

Edited by Dave1987

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Was this done on your own car? Was there any difference afterwards?

 

i have the same engine in my 318

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