What to Expect with a Check Engine Light Diagnostic Service
1. Schedule Your Appointment
Whether scheduling online or over the phone be sure and let us know what you're experiencing so we can provide fast and accurate service advice.
2. Diagnostics and Inspections
Drop off your vehicle and the shop will get to work with inspections and diagnostics using the same equipment as the manufacturers to determine issues and next steps.
3. Digital Vehicle Inspection Report and Estimate
Following the diagnosis we will text you a digital vehicle inspection report, containing pictures and videos of our findings and recommendations.
4. Review and Approval
A service advisor will reach out to walk you through the findings and recommendations to determine how you would like to proceed, or you can approve work directly in your DVI.
5. Work Performed or Scheduled
Most work can be completed immediately, or scheduled based on parts and customer availability.

Did You Know: On average, cars spend 95% of their lifetime parked.


Common Causes of Check Engine Light Illumination
Various factors can trigger the check engine light, including:
- Oxygen Sensor Failure: This sensor monitors the level of unburned oxygen in the exhaust system. A malfunction can decrease fuel efficiency and affect engine performance.
- Loose Fuel Cap: A simple issue affecting the fuel system's pressure, leading to efficiency problems and unnecessary emissions.
- Catalytic Converter Problems: A vital component for reducing harmful emissions. A failing catalytic converter can lead to a significant increase in pollutants and lower fuel efficiency.
- Mass Airflow Sensor Issues: This sensor tracks the air entering the engine. When malfunctioning, it can negatively affect your vehicle's performance and fuel economy.
- Malfunctioning Spark Plugs: Worn spark plugs and wires can cause engine misfires, leading to poor combustion and reduced engine performance.
Pinpointing the exact cause of your check engine light is the first step in ensuring effective repairs. At Christian Brothers Automotive Hutto, our experienced technicians use precise diagnostics to identify and resolve these issues, saving you time and preventing further damage.
Expert Diagnostic Services for Accurate Results
We utilize advanced diagnostic tools to get to the root of your engine trouble quickly and accurately. Whether it's a faulty sensor or another issue, our comprehensive diagnostic process ensures your vehicle is assessed thoroughly. Using manufacturer-quality equipment, we can give you a clear and reliable solution for your car's health so you can get back on the road safely and efficiently.
Our step-by-step diagnostic approach helps us resolve the immediate problem and detect potential future issues. This proactive method ensures the longevity of your vehicle and minimizes the likelihood of repeat problems.
Why Choose Us?
At Christian Brothers Automotive Hutto, we go the extra mile for our customers.
Here's how we set ourselves apart:
- Local Expertise: Our deep understanding of Hutto's driving conditions helps us provide tailored service for our local drivers.
- Manufacturer-Quality Equipment: We use cutting-edge tools to deliver the highest accuracy in diagnostics.
- Customer Education: We walk you through every step of the diagnostic process, ensuring you're fully informed.
- Comprehensive Warranty: We offer an industry-leading warranty, giving you confidence in our services.
- Convenience-Focused: Enjoy a welcoming waiting area or take advantage of our complimentary shuttle service while your vehicle is being worked on.
With our expert diagnostic services, we're dedicated to addressing your concerns and improving your vehicle's long-term performance. Schedule your appointment today with Christian Brothers Automotive Hutto and drive with peace of mind, knowing your car is in the best hands!
Contact us at (512) 430-5133 or online and schedule your diagnostic service. Let us help you keep your vehicle running smoothly and safely on Hutto’s roads.
Frequently Asked Questions
What Should I Do If My Check Engine Light Comes On?
If your check engine light comes on, it's essential to take action soon. Start by checking for any obvious issues, such as a loose gas cap. If this isn't the cause, avoid driving long distances and call a professional service like Christian Brothers Automotive Hutto. We can perform a thorough diagnostic and provide the necessary repairs to ensure your vehicle's safety and performance.
Pay attention to the color and behavior of your check engine light. A steady light typically indicates a less urgent issue compared to a flashing light, which signifies a more severe problem that could cause immediate damage to your vehicle's catalytic converter. Understanding these nuances can help you determine the urgency of seeking professional assistance.
Can the Check Engine Light Turn Off By Itself?
In some cases, the check engine light may turn off by itself, especially if the issue was minor or temporary, such as a temporary misfire. However, it's important not to ignore it, as underlying issues may still exist. It's best to have a professional diagnose and address the root cause to prevent future problems.
What Are Common Causes of the Check Engine Light?
Common causes for the check engine light include a malfunctioning oxygen sensor, mass airflow sensor issues, spark plug problems, and catalytic converter failures. Each of these can significantly affect your vehicle's performance and efficiency, so it’s crucial to address them promptly with professional diagnostics.
Less common causes might involve transmission malfunctions or complex engine management computer issues that require a deeper, more nuanced diagnostic approach. At Christian Brothers Automotive Hutto, our technicians are skilled at identifying these intricate problems, ensuring that all potential factors are considered before determining a course of action.
Is It Safe to Drive with the Check Engine Light On?
Driving with the check engine light on is not recommended, as it may indicate serious underlying issues that can lead to engine damage or decreased fuel efficiency. Immediate professional evaluation is advised to diagnose the problem and implement a solution, ensuring safe and efficient vehicle operation.
In many instances, continuing to drive a vehicle with an active check engine light can exacerbate the issue, leading to more extensive and costly repairs. Prioritizing a prompt professional assessment not only safeguards your vehicle but can also prevent potential safety hazards while driving.
How Often Should I Have Diagnostics Performed?
Regular diagnostics should be part of your vehicle's routine maintenance plan. Performing diagnostics annually or whenever the check engine light appears ensures your vehicle remains in peak condition and helps prevent minor issues from becoming major repairs.
FAQs
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Q. "What is the difference between a steadily lit and a flashing check engine light?"A steadily lit light means that a sensor is sending a signal to your vehicle's computer that something is wrong or it could simply mean that the sensor is out. If your check engine light is flashing, however, that means there is a serious issue and you should stop driving immediately.
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Q. "Why is my check engine light on but nothing seems to be wrong with my vehicle?"If nothing within your vehicle stands out, then it is possible that it is just a minor issue such as a loose gas cap or a bad O2 sensor. It is still recommended to see a mechanic if the light doesn't disappear to check for any larger issues.
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Q. "Do you offer a warranty?"As part of our Nice difference.® commitment to providing our customers the best auto service experience possible, we also offer a3-year/36,000-mile warranty on all the work that we do. We offer this warranty at every Christian Brothers Automotive nationwide, and it will be honored at any location, regardless of which branch did the initial work.
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Q. "Can you provide service under my extended warranty?"Yes. At Christian Brothers Automotive, we work with all major extended warranty providers to make needed repairs for our customers. If you have an extended warranty, you can discuss your carrier with our team when scheduling an appointment and confirm that the work will be covered. You can find a partial list of the extended warranty companies we work with here.
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Q. "What to do if your check engine light turns on?"We recommend heading to your local auto shop as soon as you are able. This is typically a sign that there is an abnormality within your engine.
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Q. "Is it safe to drive your car when the check engine light is on?"It depends. If you are experiencing other noticeable issues with your vehicle, it may be best to pull over. Otherwise, it is typically okay to drive to your local auto shop. You will want to get this checked sooner rather than later to avoid being stranded with a broken-down car.
Have more Questions?
Our friendly auto service experts have the answers.
Call your local Christian Brothers Automotive car shop today
Hear What Our Customers Had to Say About Us
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"I took my 2023 Hyundai Tuson in for an air CONDITIONING Problem. It just would not cool down normally… I was very FORTUNATE to have taken my vehicle to CHRISTIAN Brothers Automotive. They were very professional and INCREDIBLY friendly… They l"
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