Re: How to reprogram Motronics?

["Ron Buchalski" <rbuchals@xxxxxxxxxxx>]

Here's what you can use to reprogram OBDI DMEs on BMWs.  I don't know if 
it's been revised to support OBDII.  OBDII is normally upgraded via download 
rather a PROM swap.

http://www.bonnevillemotorwerks.com/products.html#dmeedit


Ron Buchalski
BMWCCA #76387
1995 E36 M3
1993 E34 525iT
1999 Mazda Miata


>
>Date: Mon, 12 May 2003 09:16:45 -0600
>From: ThreedB <ThreedB@domain.elided>
>Subject: How to reprogram Motronics?
>
>Do any of you smart guys know how to reprogram the BMW ECUs (Motronics)?  I
>have a Peake RCX (code reader only), this is not what I'm asking.  Does any
>device give you access to the lookup tables in the PROM?  I can burn my own
>PROMS, I want to know the memory map of BMW PROMS (start with E34 540 for 
>my
>case) so I can burn my own.  Since I'm asking, does anybody have a 
>schematic
>of any Motronic ECU?  In the Domestic world we have many options (TwEECer,
>EEC-Tuner, Hypertech, blah, blah).
>ThreedB

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