As a temporary stop to the leak you can pull the plug on the 'washer fluid to the headlights' pump if there is one on the tank... You won' have fluid at the headlights but you also wont have a leak.

__________________
-Marty

1986 300E 220,000 miles+ transmission impossible
(Now waiting under a bridge in order to become one)

Reading your M103 duty cycle:
http://www.peachparts.com/shopforum/831799-post13.html
http://www.peachparts.com/shopforum/831807-post14.html