× 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: Honda ECM / PCM temperature ?
Posted to Technical Discussion Forum on 7/20/2018

[...trimmed text...]

Hello, Bill

I've occasionally measured PCM temperature as part of a diagnostic procedure.

Most PCMs run about 20*F. above ambient temperature. Warm, but not sizzling hot.

It sounds to me like y... Login to read more.