Originally Posted by splatticus
The sequence is different on some. On my 1999 528i, had to set key to position 2, connect pin 7 to ground for a few seconds, then disconnect pin 7 while key still on. If you are watching the console to see the reset occur, it never will. Reset occurs when pin 7 is disconnected.
This is the method had to use on our 1994 525i.