× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: Late 80's Ford Mustang GT 5.0 with a T-5 tranny
Posted to Technical Discussion Forum on 8/1/2023

Hi Victor,

As one Mustang owners site described it "A person with a paper clip" likely jumped the wrong terminal at the diagnostic connector under the hood.

The PCB tracer for pin 46 of the ECM is what is Jumper'd to put the ECM into diagnostic mode. The c... Login to read more.