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International Automotive Technicians Network
Re: F150 5.4 Not Charging Correctly
Posted to Technical Discussion Forum on 1/27/2017 2 Replies

Pin 1 LG-OR wire at the regulator is the GEN-MON, the monitor signal to the pcm

Pin 2 LG-RD wire is the GEN-COM or generator command from the pcm

Pin 3 OG-LB wire is the B+ to the regulator

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