Best answer: What does it mean when your check engine light starts to flash?

A flashing CEL indicates a severe problem, one that requires immediate car repair. In other words, if your check engine light is flashing, pull over and call a tow service. … Ultimately, an engine misfire is the most common cause of a flashing CEL.

What can cause a check engine light to flash?

A flashing check engine light indicates a much more serious issue. Most often it means that the engine is misfiring and unburned fuel is getting into the exhaust system. This raises the temperature of the catalytic converter and can cause critical damage.

Can I drive with a flashing check engine light?

The rule of thumb is that if the check engine light is flashing, you can’t keep driving the car. It’s an emergency. Often it indicates an engine misfire. If you keep driving, you will likely cause irreversible damage, mostly to the (expensive) catalytic converter.

How long can you drive with check engine light blinking?

You will need to drive for about 50 to 100 miles after clearing the car’s computer. Your car’s computer will monitor all the sensors and register the results as you drive. Monitoring your car diagnostics with GOFAR is easy.

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How much does it cost to fix a misfire?

Misfiring of a cylinder can happen for numerous reasons. Here are the most common causes and related costs of the misfire condition: Carbon or oil-fouled sparkplugs: $100 to $300 depending on cost of plugs and labor to replace.

How do you fix a blinking engine light?

When this Check Engine or Service Engine Soon light flashes, you should pull over safely and shut the vehicle off as soon as possible. Have the vehicle towed to your trusted repair facility for a diagnosis and repair. Continuing to drive this vehicle in this condition will do more damage and will cost more to repair.

Why is my car shaking and the check engine light flashing?

Usually, when the check engine light is on and the car is shaking, that means you’re dealing with an engine misfire. … An engine misfire—a problem that almost always causes an increase in hydrocarbon emissions —is one of the many reasons why the check engine light might illuminate (or start to flash).

Can low oil cause misfire?

There is a relation between engine misfire and low oil pressure because the sudden drop of oil pressure can cause the engine not running right and the RPMs to drop low in gear causing an engine misfire.

What does an engine misfire feel like?

When a misfire occurs, you may feel like light or strong jerk coming from the engine. These misfires do often come under load from the engine, like when you are accelerating hard. The most common situation to notice misfires is on high gears, low RPM, and the accelerator to the floor.

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Is it OK to drive with a misfire?

An engine misfire can be caused by bad spark plugs or imbalanced air/fuel mixture. Driving with a misfire isn’t safe and can damage your engine.

Will a tune up fix a misfire?

A tune-up is a part of preventative maintenance. To fix the misfire the exact cause must be diagnosed first. A tune up needs to be done every 60,000-80,000 miles. It’s best to use only OEM spark plugs.