I suggest that you try asking your question at the Mercedes Shop Tech Forum. http://www.mercedesshop.com/shopforum/index.php3
We are a group of CL203 C230k owners. I don't think any of us know anything about your 260E.
Good luck.
We are a group of CL203 C230k owners. I don't think any of us know anything about your 260E.
Good luck.