[old man neri]

3 and 5 looked bad. It's a zoomed in cell photo so it's hard to tell. I redid 3, 4, and 5.

Here are some pictures from other people of what a bad solder joint could look like on the ECU.





Good short thread on the subject:
http://forums.pelicanparts.com/porsche-911-technical-forum/652375-dme-bad-solder-joint-repair.html