Check out the thread and the links in the thread that I provided. It shows how to build the LED code reader and how to use it. And buried in there is a pdf copy of the code book that includes your model. This book is slightly too large to link in this forum.

http://www.peachparts.com/shopforum/tech-help/107630-e320-16-pin-dtc-charts-inc-pin-8-pin-14-a.html

__________________
95 E320 Cabriolet, 159K