FCD is VERY old tech and was a piece of crap and all 'round bad idea even when it was new. Pull it... It shouldn't cause a spark issue (other than causing the spark advance to be a mile off), if it were seriously damaged; It modifies the air flow signal... I don't think it even reads the IGt.
__________________
If something breaks or you need to contact a member of the administration please post HERE. Unless it's a private or administration matter please post it on the forum. It benefits no one else if car related questions aren't posted for future users and takes away from the time I'm able to spend helping on the rest of the forum.
If you're so inclined I'm always more than happy to accept tips via PayPal. 
Tip Jar ---> 
|