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Technical => Flashing and Chipping => Topic started by: MIL_on on October 13, 2014, 08:40:26 AM



Title: BMW 335i MSD81 - reading/writing on Bench - solved
Post by: MIL_on on October 13, 2014, 08:40:26 AM
Who has a idea how to read this little bastard on the bench?
Afaik theres no BDM/Bootmode for this one, although it has the pads like the older Siemens models, but its Tricore of course.
The attached picture is all i found for a bench setup but this way either the immo or something like that seems to lock it as galletto can't read it that way. Is there a possibility to make it work without a car?


Title: Re: MSD81 - reading on Bench - solved
Post by: MIL_on on October 16, 2014, 04:18:45 AM
Although this thread was lacking some interest ;)
heres the solution for correct reading a MSD81!
I did it with Galletto V54 on the bench using a bench harness in normal Car Mode. Only remark: Theres an error in pin assignment in the first post! GND has to be applied to Pin 4 instead of 3!


Additional: i read the EEprom using a clip while it was still in circuit!


Title: Re: BMW 335i MSD81 - reading/writing on Bench - solved
Post by: spatullo on October 20, 2014, 03:02:59 AM
What do you mean with "using a bench harness in normal Car Mode". You made an harness between the OBD2 male connector of the galletto, and the ecu pin, and read the ecu as the ecu is still in the car?


Title: Re: BMW 335i MSD81 - reading/writing on Bench - solved
Post by: MIL_on on October 30, 2014, 09:47:41 AM
yep


Title: Re: MSD81 - reading on Bench - solved
Post by: r19alpine on July 29, 2017, 02:22:41 PM
Although this thread was lacking some interest ;)
heres the solution for correct reading a MSD81!
I did it with Galletto V54 on the bench using a bench harness in normal Car Mode. Only remark: Theres an error in pin assignment in the first post! GND has to be applied to Pin 4 instead of 3!


Additional: i read the EEprom using a clip while it was still in circuit!

Additional: i read the EEprom using a clip while it was still in circuit! ??? ???

Could anyone possibly point me in the right direction where to put the boot clip/ pin?

Thx