What Does A Starter Relay Do In A Car

The solenoid can be located in the car by using an owner s manual for the car.

What does a starter relay do in a car. An idle starter solenoid can receive a large electric current from the car battery and a small electric current from the ignition switch. A failed starter relay means the car may not start at all. This causes the starter solenoid to close a pair of heavy contacts thus relaying a large electric current through the starter motor which in. Like most other motorized or powerful electric devices on your car the starter doesn t draw its power directly from the switch used to trigger it.

A car solenoid is an important part of the starter and works as a kind of bridge for electric power to travel from the battery to the starter. The most obvious warning sign that a problem with the starter relay exists is when the vehicle won t start when you engage the ignition process. However when powered it should send a signal to the starter relay once the key is turned or the starter button is pressed. Here are warning signs that yours may be damaged.

But when it does some bad starter relay symptoms will make you aware of the problem. The starter relay is designed to redirect power from the battery to the starter solenoid which then activates the starter to spin over the engine. When the ignition switch is turned on a small electric current is sent through the starter solenoid. Corroded contacts bad circuit or a worn out relay could be the source of the trouble.