The check engine light is one of the most misunderstood warning lights on your dashboard. Here's what you need to know:
Top 10 Reasons the Check Engine Light Turns On:
1. Loose or faulty gas cap — a surprisingly common cause 2. Oxygen sensor failure — affects fuel economy and emissions 3. Catalytic converter issues — often caused by neglected maintenance 4. Mass airflow sensor failure — causes rough idling and poor performance 5. Spark plug or ignition coil failure — common in high-mileage vehicles 6. EGR valve problems — affects emissions and engine performance 7. Fuel system issues — pressure regulator or injector problems 8. EVAP system leaks — often a minor issue but needs diagnosis 9. Transmission solenoid problems — affects shifting quality 10. Battery or charging system issues
What to do: Don't ignore the light. Bring your car to Rican Auto Service in Woodbridge VA for a computerized diagnostic scan to pinpoint the exact cause quickly and accurately.
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