× 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: Alternator charging but battery light on
Posted to Technical Discussion Forum on 6/22/2023

[...trimmed text...]

This statement is incorrect, like many others you have made.

Just like your meter, the PCM has very high internal resistance connected to this circuit. It does not pull down the voltage in the sense... Login to read more.