× 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: No Crank/Start and No Communication with PCM
Posted to Technical Discussion Forum on 6/14/2012

I know you said all powers and grounds are ok at the PCM but I would confirm you have ign power at pin 71 and crank power at pin 4. I had followed our Modis PCM pin chart and the terminology used had me miss the PCM relay output to the PCM. Once I had the wir... Login to read more.