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 a Check Engine Light Warning
The check engine light can indicate various issues, some minor and others more serious. It's important to address the issue promptly to prevent more expensive repairs down the road.
Common causes include:
- Faulty Oxygen Sensors: These sensors measure the amount of oxygen in the exhaust, helping to regulate fuel efficiency. A malfunction can lead to decreased fuel economy and poor engine performance.
- Loose or Damaged Gas Cap: A simple, but often overlooked issue, a loose or cracked gas cap can trigger the check engine light and impact fuel efficiency and emissions.
- Failing Catalytic Converter: A key part of your vehicle's emissions system, a failing catalytic converter can cause poor engine performance and increased emissions.
- Mass Airflow Sensor Issues: This sensor helps regulate the engine's air-to-fuel ratio. If it's malfunctioning, it can cause reduced performance, stalling, and decreased fuel efficiency.
- Worn Spark Plugs: Misfiring spark plugs can lead to engine misfires, which in turn causes poor engine performance and fuel economy.
If the check engine light comes on, it's crucial to have it diagnosed quickly to avoid further complications and costly repairs.
How We Diagnose and Repair Check Engine Light Issues
When you bring your vehicle to Christian Brothers Automotive Apex, our ASE-certified technicians use advanced diagnostic tools to identify the exact cause of the check engine light warning.
Our diagnostic process involves:
- Running Advanced Diagnostic Scans: Using state-of-the-art OBD-II diagnostic tools, we can pull codes from your vehicle's onboard computer system to pinpoint the issue.
- Performing Comprehensive Inspections: Once we identify the error codes, we perform a thorough inspection of your vehicle's components, from the engine to the exhaust system, to find any underlying issues.
- Offering Transparent Repairs: We'll explain exactly what's causing the check engine light and provide you with an honest, clear estimate for repairs. We make sure you're fully informed before we begin work.
By addressing the issue quickly and accurately, we ensure that your vehicle remains in optimal condition, with the least disruption to your daily life.
Why It's Important to Address a Check Engine Light Early
When your check engine light turns on, it's more than a minor inconvenience. Ignoring it can lead to serious problems down the line.
Early intervention can:
- Prevent More Expensive Repairs: Catching an issue early often prevents it from escalating into something more costly, such as transmission or engine damage.
- Preserve Your Vehicle's Performance: A well-maintained engine ensures that your vehicle continues to run smoothly, enhancing driving performance and efficiency.
- Increase Fuel Efficiency: Many check engine light issues affect how your vehicle uses fuel. Addressing them promptly can improve your fuel economy, saving money at the pump.
- Prevent Emissions Problems: If left unresolved, certain issues can cause your vehicle to exceed emissions limits, potentially leading to fines or failing emissions tests.
Taking care of the issue as soon as the light appears is the best way to preserve the longevity of your car, protect your investment, and ensure your vehicle is environmentally friendly.
Contact us at (984) 231-8575 or online to schedule your diagnostic appointment or ask any questions.
FAQs
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Q. "What is the difference between a steadily lit and a flashing check engine light?"
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Q. "Why is my check engine light on but nothing seems to be wrong with my vehicle?"
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Q. "Do you offer a warranty?"
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Q. "Can you provide service under my extended warranty?"
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Q. "What to do if your check engine light turns on?"
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Q. "Is it safe to drive your car when the check engine light is on?"
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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"Today i had some concerns with my vehicle after being quoted a few thousand dollars for repair work at a dealership. First i called into the apex location and was PLEASANTLY surprised at the transparency your staff provided me. I asked for the cost and was"
- Caleb