Forum Discussion
westend
Oct 04, 2014Explorer
The diode might come in handy as it would assure that once the vehicle is stopped and off, the towed's battery will not be drawn down to share with a weak chassis battery. A diode will also lower the voltage received by the towed.
Your vehicle's charging system is a regulated system. When the towed battery and chassis battery are fully charged, the vehicle's alternator will not push any more current then is necessary. Unless you have a failing chassis battery, it is nearly impossible to damage the towed's battery.
Your vehicle's charging system is a regulated system. When the towed battery and chassis battery are fully charged, the vehicle's alternator will not push any more current then is necessary. Unless you have a failing chassis battery, it is nearly impossible to damage the towed's battery.
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