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Check engine light diagnostic

Is your check engine light on? Don't ignore it!

 Our team of experienced ASE certified mobile mechanics specializes in check engine light diagnostics and repairs. We'll come to your location equipped with state-of-the-art diagnostic tools to quickly and accurately identify the issue that triggered the warning light.

From minor issues like a loose gas cap to more complex problems with the engine or emissions system, we have the knowledge and expertise to pinpoint the issue and provide you with a detailed diagnosis. Once we've identified the problem, we'll walk you through the recommended repairs and provide a transparent breakdown of the costs.

Don't let the check engine light leave you guessing – trust our mobile mechanic team to accurately diagnose and resolve the issue, all from the convenience of your location. Contact us today to schedule your check engine light diagnostic service and get back on the road with confidence.

What a Blinking Check Engine Lightg Means?

If your check engine light is on and blinking, it typically indicates a serious problem with your vehicle that requires immediate attention. A blinking check engine light often signifies a more severe issue, such as an engine misfire that could potentially lead to catalytic converter damage if not addressed promptly. When the check engine light is blinking, it is crucial to reduce your speed and avoid heavy acceleration to prevent further damage to the engine or emissions system. Ignoring a blinking check engine light could result in more extensive damage to your vehicle and potentially lead to a costly repair. 

  Common reasons:

The check engine light can be illuminated for a variety of reasons, and some of the common issues that can trigger this warning indicator include:

1. Faulty Oxygen Sensor: A malfunctioning oxygen sensor can cause issues with fuel efficiency and emissions, triggering the check engine light.

2. Loose or Damaged Gas Cap: A loose or damaged gas cap can lead to fuel vapor leaks, prompting the check engine light to come on.

3. Failing Catalytic Converter: Issues with the catalytic converter, such as overheating or a damaged converter, can cause the check engine light to illuminate.

4. Faulty Mass Airflow Sensor: When the mass airflow sensor becomes dirty or malfunctions, it can lead to a decrease in engine performance and trigger the check engine light.

5. Malfunctioning Spark Plugs or Ignition Coils: Problems with spark plugs or ignition coils can result in engine misfires, leading to the check engine light being activated.

6. Engine Misfire: A misfiring engine can lead to potential damage to the catalytic converter, resulting in the check engine light flashing to indicate a severe issue.

7. Emission Control System Issues: Various components related to the vehicle's emissions control system, such as the EGR (Exhaust Gas Recirculation) valve or EVAP (Evaporative Emission Control) system, can cause the check engine light to turn on.

8. Vacuum Leak: A vacuum leak in the engine can trigger the check engine light due to the imbalance in the air-to-fuel ratio.

©2018 by A to Z Express Mobile Mechanics Inc.

Serving San Diego County including Poway, Del Mar, University City, Clairemont, Linda Vista, Mira Mesa, Tierrasanta, Kearny Mesa, Miramar, Scrips Ranch, Forest Ranch, Rancho Penasquitos, Rancho Bernardo

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