These systems were unusual in layout because they had some extra relay boxes and this makes the conversion a bit cumbersome compared to later wiring harnesses. Jump to latest follow 1 16 of 16 posts.

Image Ford Harness Wiring Diagram 2 9 Ford Eec Harness Wire
Eec iv wiring diagram. Pin no wire colour purpose voltage. Pin no wire colour purpose voltage. 8 not used 9 not used 10 airconditioning clutch on 0v aircon off 12v aircon on. Been reading and looking for wiring diagram to wire a edis to my 93 gt eec iv a9l computer gonna be doing a eaton swap an wanna use edis with my stock computer. The wiring diagram for a cruise control system may be included in accessories equipment section for the specific vehicle manufacturer and the wiring diagram for an anti lock brake system may be included in brakes and wiring diagrams for the specific manufacturer. Discussion starter 1 jan 14 2015.
For example the wiring diagram for a ford eec iv system may be included in engine performance and wiring diagrams articles for ford motor co. The eec iv computer module is easily identified by its three rows of pins on the main plug. Example eec wiring diagram fords electronic engine control eec iv is basically the same as the earlier types of eec systems. 11 not used 12 not used. Eec iv to edis wiring diagram. It contains a microprocessor which reads various.
The brains of the system is the powertrain control module pcm also known as the processor. 1 not used 2 not used 3 not used 4 not used 5 not used 6 not used 7 engine coolant temp 20c 31v 40c 22v 100c 05v. Ford eec iv and eec v technical notes. Ford eec iv technical notes. The differences are a memory easier diagnosis and some redesigned parts. Joined jan 12 2015 6 posts.
Ford eec iv connector pinout.