Category: Emissions System

Why does a loose gas cap cause a check engine light? — Ricks Free Auto Repair Advice Ricks Free Auto Repair Advice

How does a loose gas cap cause a check engine light? Vehicles are equipped with an evaporative emissions system that captures fuel vapors as you fill your tank. Venting fuel vapors into the air causes air pollution and smog. How does the evaporative emissions system work? As you fill your tank with fuel, vapor pressure […]

What to do when your check engine light comes on? — Ricks Free Auto Repair Advice Ricks Free Auto Repair Advice

Check engine light on — What to do? What to do when your check engine light comes on? There are two types of check engine lights: solid and flashing. A solid check engine light does not mean you should freak out. In most cases, if your vehicle is running ok, the cause is something fairly […]

Secondary air injection system incorrect flow detected — Ricks Free Auto Repair Advice Ricks Free Auto Repair Advice

Secondary air injection system incorrect flow detected — Diagnose and fix Secondary air faults are common on older vehicles equipped with a secondary air system. You may be alerted to a secondary air problem by any one of the following trouble codes: P0410 Secondary Air Injection System MalfunctionP0411 Secondary Air Injection System Incorrect Flow DetectedP0412 […]

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