Quote:
Originally Posted by chris_dono
generally you shouldn't run without a power cap in place. They help make up for the current drain on acceleration.
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They are to counteract the inductance of the power wires. When you turn the car off your ESC is running off the capacitor, it doesn't stay on long does it
If it struggles to keep the LED's in the ESC lit up for more than a couple of tenths of a second it won't really do much for the motor