Honda ELD Dual Mode High Output Alternator Charging System Explained

Honda uses a dual-mode charging system on most 1990-2012 applications (figure 3). This system decreases drag on the engine while cranking and reduces charging system output (engine load) for improved fuel economy. Similar to other systems, the PCM controls the alternator. The PCM receives the system voltage and amperage demand from the electronic load detector … Continue reading Honda ELD Dual Mode High Output Alternator Charging System Explained