What are the symptoms of a faulty motorcycle rectifier?

1 Answers
VonThomas
07/29/25 4:37pm
The manifestations of a faulty motorcycle rectifier are as follows: 1. Unstable voltage: There are many symptoms of unstable voltage, such as: when the vehicle accelerates, the RPM increases and the voltage also rises; after starting the vehicle, removing the positive terminal of the battery results in a voltage exceeding 18v; after starting the vehicle, removing the positive terminal of the battery causes the engine to stall, etc. 2. Difficulty starting the vehicle: Regardless of the environmental conditions, the vehicle cannot start normally. 3. Dimming headlights: When the lights are turned on, they become dimmer or less bright. The main function of the motorcycle rectifier is to stabilize the voltage and prevent excessive voltage from damaging the vehicle's engine or electronic systems. Whether the voltage is high or low, after passing through the rectifier, it will stabilize at around 11v, effectively protecting the electrical safety of the motorcycle.
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