CPS first then TPS (fuel pedal). The new style CPS has gold colored contacts. The trouble ones had silver colored contacts.
2001 up don't see RPM's on the Tach upon cranking.
Any puter driven engine needs reset before diagnosing by disconnecting the battery(s). This clears all codes and resets the PCM to the OEM defaults. If there's truly a problem, new codes will be quickly set and the problem will continue. Reset the puter after the repairs.
I reset my 7.3 once every month. This gets me the best drivibility and keeps fuel mileage at maximum. My 27k mile life time fuel mileage is 15.5mpg with pulling 16kGCW to 31kGCW for 9k miles. Empty is 19mpg consistantly. It's just like windows, the puter will crash often. Ford must have used MS engineers... LMAO
7.3 OBDII codes can be read by a Ford OEM program, about #350 for the PC reader type. This the cheapest I know of for Ford code readers. The cheapies don't have the extra OEM OBDII codes. There's a couple online sources.
I assume you have changed the fuel filter and checked for water?
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Today's Featured Article - Third Brush Generators - by Chris Pratt. While I love straightening sheet metal, cleaning, and painting old tractors, I use every excuse to avoid working on the on the electrics. I find the whole process sheer mystery. I have picked up and attempted to read every auto and farm electrics book with no improvement in the situation. They all seem to start with a chapter entitled "Theory of Electricity". After a few paragraphs I usually close the book and go back to banging out dents. A good friend and I were recently discussing our tractor electrical systems when he stated "I figure it all comes back to applying Ohms Law". At this point
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