How To Test A Starter Solenoid Relay. That will test the starter operation. When the key is in the ON position the electrical current flows to the solenoid and then on to the starter on the engine.

When the key is in the ON position the electrical current flows to the solenoid and then on to the starter on the engine. 8n starter relay test. First off is it a 3 wire solenoid.
First off is it a 3 wire solenoid.
When you know you have power check that its being transferred properly by switching the red lead to the solenoids lower terminal. It acts as a switch that uses a small current to control a higher current that energizes the starter motor. Testing the starter is simple and straight forward. The starter solenoidrelay is usually located in the electrical box which gives easier access and more protection from water.

