jclars

Whoa you guys are good! I cleaned the self test port which was full of dirt. I used a tiny bottle brush then sprayed with MAF cleaner...

I have the EVTM manual specific to the 89. Otherwise, just a Haynes for the SC.

But Crusty is my trucks middle name! I will start blowing it out and cleaning it today and report back!

I will revisit this tomorrow! Thanks for your diligence. Any Idea why I might have been inclined to ground the self test terminal as...

This is what I found. The single wire with the yellow terminal goes to a chassis ground. No idea what for. No other signs of...

Whoa - very possible as it resides inside the RH fender of my truck, usually covered, and I might have even left a jumper in there!

Thanks for the input. Flashing does not correspond with any drop or gain in rpm. Flashes three times then goes up to 1800 rpm. I...

Rambling sometimes has hidden gems to look for! I just checked the ground you mention at the battery box (I located all transferred...

Is there even any such thing as "Emergency Mode" ?? The phrase was from a friend/tech who doesn't know American cars, but was trained...

Thanks for the input. I was thinking my next exercise would be to put some injector cleaner in the last 1/4 tank of fuel and see if it...

Hi there, I have a 1989 SC engine in my 1956 F100 PU. It has run flawlessly since I installed it 12 years ago, including a 6000 mile...