OTHER SYSTEMS

Learn about the various electrical and other systems that lurk under your hood, including cooling systems, ignitions, wires, fuses and connectors.
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How Fuel Gauges Work

Has your fuel gauge ever read "empty" when you know there are gallons left in your auto's tank? Learn all about how fuel gauges work and how to know when "Empty" means "No seriously get gas."

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  • How the Open Automotive Alliance Works

    How the Open Automotive Alliance Works

    Google isn't content with simply syncing smartphones anymore -- the company wants to get its technology much deeper into the car. Will the Open Automotive Alliance be successful? See more »

  • How will the car of the future use biometrics?

    How will the car of the future use biometrics?

    We can already use biological markers to identify people, but within the next decade, similar technology is coming to our cars, too. Will this be yet another distraction for drivers? See more »

  • How Wires, Fuses, and Connectors Work

    How Wires, Fuses, and Connectors Work

    Wires fuses and connectors are the kind of thing in your car that you never think about, but they are essential. They're not just there to keep your radio and lights working! Learn why they are so important. See more »

  • What does a harmonic balancer do?

    What does a harmonic balancer do?

    A tremendous amount of force is applied to your car's crankshaft while you're driving. The result is lots of crankshaft vibration. How does a harmonic balancer solve the problem? See more »

  • How are hot and cold plugs different in ignition systems?

    How are hot and cold plugs different in ignition systems?

    The difference between hot and cold spark plugs lies in their ceramic insulation. Learn how hot and cold plugs are different in ignition systems in this article. See more »

  • How do you wire an ignition coil to a distributor?

    How do you wire an ignition coil to a distributor?

    The ignition coil passes its power to the cylinders through a distributor. Learn how to wire an ignition coil to a distributor in this article. See more »

  • How does a radiator cap work?

    How does a radiator cap work?

    The radiator of your car is composed of tubes that carry the coolant fluid, a protective cap that’s actually a pressure valve, and a tank on each side to catch the coolant overflow. Learn more about how a radiator cap works from this article. See more »

  • How does an engine cooling system work?

    How does an engine cooling system work?

    The job of a car’s cooling system is to release the surplus heat from the engine as the car burns fuel. Learn more about how an engine cooling system works from this article. See more »

  • How does the thermostat in a car's cooling system work?

    How does the thermostat in a car's cooling system work?

    How does the thermostat in a car's cooling system work? I had to test my thermostat today and was amazed as I watched it! See more »

  • How to Gap a Spark Plug

    How to Gap a Spark Plug

    You may need to learn how to gap a spark plug if you get a new one for your car's engine. Learn how to gap a spark plug in this article. See more »

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