Function of a Starter Solenoid?

Answer The starter solenoid is an electric or electromagnetic switch that directs the starter motor and is usually mounted directly to it. It serves a distinct, albeit related, function from the starter m... Read More »

Top Q&A For: Function of a Starter Solenoid

How to Troubleshoot to Determine Whether a Starter or Starter Solenoid Is Not Working?

If you turn the ignition key in your automobile and all you hear is a clicking noise or the engine turning over very slowly, the issue could be the starter or the starter solenoid. Both cause issue... Read More »

How Do I Know If a Starter Solenoid or Starter Needs to Replaced?

For do-it-yourself mechanics, a vehicle that won't start is reason to immediately start running down the possible reasons and how they might be diagnosed. A vehicle's engine usually will not start ... Read More »

1989 jimmy starter making vacuum sound. When we jump the solenoid the starter makes only a whirling noise much like a vacuum cleaner. Any ideas on what is causing this?

IF you are jumping the right set of terminals, then: The solenoid is failing to 'push' the starter (pinion) into place and engaging the flywheel. The solenoid needs to be replaced, although the pin... Read More »

What Is the Function of the Transmission Control Solenoid?

Your vehicle's transmission transfers power generated by the engine to the drive wheels. The transmission uses a hydraulic system controlled by a group of solenoids to shift gears automatically as ... Read More »