

Video
VIDEO: Weak Battery? Don’t Reflash
A power supply to keep the voltage consistent is required. This video is sponsored by Auto Value and Bumper to...
A power supply to keep the voltage consistent is required. This video is sponsored by Auto Value and Bumper to...
Voltage drop testing compares the battery or charging voltage to the voltage at the component.
The measurement of voltage is like the speed of highway traffic – when loads are light, the voltage does not...
Andrew Markel shows how to voltage drop test a starter when there is a slow crank, despite the battery and...
Most alternators fail electronically long before they wear out mechanically. Even so, the shaft bushings and brushes are wear items...
If the charging voltage is low, or the alternator isn’t putting out enough current to keep up with the electrical...