Alternator & Regulator: Description

Nippondenso 3-phase alternators use 3 positive and 3 negative diodes to rectify current. Charging system voltage is controlled by an internal Integrated Circuit (IC) voltage regulator. See Fig 1 and Fig 2 .

Fig 1: Charging System Wiring Schematic (Integra)

Courtesy of AMERICAN HONDA MOTOR CO., INC.

Fig 2: Charging System Wiring Schematic (Legend)

Courtesy of AMERICAN HONDA MOTOR CO., INC.