This video covers the essential steps to properly test a car's alternator and diagnose common alternator issues. The guide ...

Voltage Drop - This test is used to identify the location of circuit resistance. Additionally, the test is performed to measure the amount of voltage consumed or lost by a component or connection.

When your car doesn’t start, often the battery is the culprit. Unfortunately, most vehicle owners do not check their battery until it fails. As preventative maintenance, the suggested best practice is ...

How To Test An Alternator? Using A Multimeter The easiest way to test an alternator is by using a multimeter. If that’s a tool you have on hand, just follow these instructions: Turn off the engine.

Diagnosing a faulty transmission speed sensor is pretty straightforward, as is replacing it, but to diagnose a problem fully, you’ll need to be comfortable using a multimeter to check voltage.

Learn more on how to test a car battery with a Multimeter. Our team of experts prepared the guide on everything you need to know about testing a car battery.

A moving coil multimeter loads the circuit it was testing, altering its characteristics. High-impedance voltage measurement, 1950s style.

[Nils Rohwer] put out two videos — one two years ago and one recently — showing how to test a brushless motor with a multimeter or scope. Oh, you do need one other thing: a drill.