How to Test a Car Relay?

Answer A car relay is a particular kind of remote-control switch. It is magnetically operated and is used to control electrical circuits from a distant point. It controls electrical components like fuel p... Read More »

Top Q&A For: How to Test a Car Relay

How to Test a Relay?

Relays are discrete devices (as opposed to integrated circuits) that are used to allow a low power logic signal to control a much higher power circuit. The relay provides isolation of the high powe... Read More »

How Do You Test a 12V Relay?

A 12 volt relay is an important component in the electrical system of modern cars and trucks. Relays switch the power to high current drawing devices to minimize the distance that large gauge wires... Read More »

How to Test a Flasher Relay?

Emergency flashers are essential safety features in our cars or trucks. Flashers, or hazard lights, are controlled by a flasher relay, an plug-in electrical device. If your flashers begin to blink ... Read More »

How to Test a Horn Relay?

One reason a vehicle's horn may not work is a failed horn relay. Testing a vehicle's horn relay is the place to begin when troubleshooting a horn that fails to honk. You can sometimes test a horn r... Read More »