First best bet is to check fuses. there should be a label as to which ones affect those... If it looks good take it out and make sure it's not a hairline crack (infamous) before you spend too much time on anything else.

__________________
-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/showpost.php?p=831799&postcount=13
http://www.peachparts.com/shopforum/showpost.php?p=831807&postcount=14