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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 1593 (Charging System - General Information - F250-F550 Super Duty) >> Diagnosis And Testing >> Charging System - Single Generator >> Principles of Operation >> A Circuit 35 (OG/LB)

A Circuit 35 (OG/LB)

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The A circuit or battery sense circuit is used to sense battery voltage. This voltage is used by the regulator to determine generator output. This circuit is also used to supply current to the generator field, which determines generator output.