Uh Oh…My Check Engine Light Is On

March 30th, 2017

So you come out to start your car one morning and the Check Engine light on the dashboard comes on…and doesn’t go back off again. You can’t really notice any difference in the way the car runs and drives, but it’s on anyway.

What does it mean?Check Engine Light

Since the late 80s, most engine functions have been controlled by a central drivetrain computer. This includes emissions controls, fuel metering and delivery, ignition timing, shift points and many other elements of drivability and performance. The drivetrain computer relies on information from a chain of sensors that monitor exhaust composition, camshaft position, throttle position and many other factors.

The voltage readings from any of these sensors are supposed to fall within a certain range. When ...[more]

  Posted in: Auto Repair 101
Central Automotive (Water Street)
1000 Water Street
Kerrville, TX 78028
830-257-5060
Central Automotive (Stadium Drive)
1600 Stadium Drive
Kerrville, TX 78028
830-257-2474

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Central Automotive proudly serves the local Kerrville, TX area. We understand that getting your car fixed or buying new tires can be overwhelming. Let us help you choose from our large selection of tires. We feature tires that fit your needs and budget from top quality brands, such as Michelin®, BFGoodrich®, Uniroyal®, and more. We pride ourselves on being your number one choice for any auto repair. Let us earn your business. Schedule an appointment today.