× 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: Test light amp draw
Posted to Technical Theory Forum on 12/23/2016

and too add something else....some smart drivers will shut down a circuit if current is too high.

My OTC flows 150ma. GM had a bulletin and a change to the test lamp they issue as a SST to one that will only flow/carry 50ma. I thought it would be neat to hav... Login to read more.