1. Wayne Waldrep

    Electrical EEC-IV Capacitor Replacement Info

    Replacing the capacitors in your Fox Mustang EEC? Here is the quick and dirty info you need so that you don't have to look all over the place like I did. I watched every YouTube vid I could find on replacing these 3 caps. I also watched plenty of “how to replace capacitors” in general. I have...
  2. beyondEOD

    SN95 94-95 Microsquirt Pinouts

    Does anyone have the Pinouts for the Microsquirt to 94-95 SN95 EEC Harness? It would greatly help me figure out how they are interfacing and working with/around the CCRM. (Specifically the AC WOT Cut and AC Control Circuit)
  3. beyondEOD


    Used Moates QuarterHorse, works perfectly. Comes with remote USB terminal and regular usb tuning cable. Works on 2004 and older Ford EEC computers. $190 shipped lower 48. Highland, Indiana
  4. D

    Ford EEC IV - Looking for DIYPNPF60-K

    I'm an emissions technician....turning my attention to diy tuning on two of my current vehicles: Project 1: 1995 Ford bronco 5.8 with EEC-IV Project 2: 1995 Jeep YJ four cylinder 2.5 with Renix I'm looking to pick up a used DIY PNP kit for the Ford 60 pin, if available. Tips and additional...
  5. H

    87 T-bird W/92 5.0 Swap High Idle

    Hello All, New here. Ill do my best to explain the situation. Bought a 1987 Thunderbird for my brother. The car was originally a 5.0 non-HO. The previous owner swapped in a 5.0 HO out of a 1992 fox body and a AOD trans. He also swapped in the A9P eec without doing any harness changes. The...
  6. IdaFox

    Electrical Unable To Pull Cel Codes

    Hello everybody, I recently purchased a 1989 Mustang GT, and it has a check engine light. I don't have any history on the car, so I'm really starting at step one. I followed jrichker's post here on the process for checking the CEL codes but unfortunately the CEL light never flashes. It just...
  7. B

    Fox 87'-88' Vs. 89'-93' Factory Wiring Harness

    I'm a new member here and this is my first post, so please go easy on me. lol Question #1 - I have a 91' Mustang GT with a Cobra Motor and T5. I am going to move everything over into a 88' Mustang Convertible that I bought which is extremely clean, straight and rust free. It's got a 4 banger...
  8. jrichker

    Help me create the "Surging Idle Checklist"

    Updated 05 July 2022 to add rough idle when cold and smooth idle when up to normal operating temperature. See the EGR tech information, section #15 for more help. Many of you are familiar with the "Cranks OK, but No Start Checklist for Fuel Injected Mustangs" checklist and the No Crank...