Category: Evaporative Emissions Systems

How the evaporative emissions system works — Ricks Free Auto Repair Advice Ricks Free Auto Repair Advice

Learn why carmakers install and evaporative emissions system and how it works to reduce air pollution The evaporative emissions system is an essential component of modern vehicles that helps to reduce the amount of harmful pollutants released into the atmosphere. The system works by capturing fuel vapors that are produced in the fuel tank and […]

P0496 code — What it means and how to fix it — Ricks Free Auto Repair Advice Ricks Free Auto Repair Advice

A P0496 code means a problem was found in the evaporative emissions system A P0496 code is s generic powertrain code related to the evaporative emissions system. The official description is  EVAP Flow During a Non-Purge Condition. This means the engine computer has detected air or fuel entering the engine from the purge valve when […]

What causes purge valve failure — Ricks Free Auto Repair Advice Ricks Free Auto Repair Advice

What causes a purge valve failure? A purge valve is just a solenoid operated valve. The solenoid move a plunger that opens or closes the valve. So it can fail electrically or mechanically. Here’s what causes a purge valve failure: Electrical purge valve failure A short or open in the solenoid windings would set a […]

Purge valve replacement cost — Ricks Free Auto Repair Advice Ricks Free Auto Repair Advice

Purge valve replacement cost Purge valve replacement cost generally runs about $300 to $380. The purge valve itself runs about $75 to $125. The diagnostic chart is usually one hour of shop labor. The labor to replace the purge valve is usually around .5 of shop time Whats involved in purge valve replacement? The purge […]

Car won’t start after filling with gas — Ricks Free Auto Repair Advice Ricks Free Auto Repair Advice

Car won’t start after filling with gas What to do if your car won’t start after filling with gas In most cases, the cause is a faulty purge valve that’s allowing gas vapor to flood the engine. To start the engine, press the accelerator pedal to the floor and hold it there while cranking the […]

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 […]

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