Have you read the codes yet? That should be step #1 any time you see the CEL while driving. It can be done with a paperclip (jumper wire) using the info in post #7 of this thread:
Ford F150 won't turn over
Before you attempt to remove the fuel filter, read the captions in the '90-96 Fuel System album linked to my black Bronco in my signature. There's a large diagram showing precisely how to release the fittings, even if they appear seized.
This sounds like an IAC problem. Read this caption & the next: