Blinking Check Engine Light

A check engine light that stays on indicates a problem with the car.

Blinking check engine light. The misfire can be caused by a problem with the ignition system. As shown above it can be an indication of problems with spark plugs wires ignition coil gas cap oxygen sensor and a catalytic sensor among others. Usually this originates in a misfire that allows fuel to pass into the exhaust manifold and down to the catalytic converter where high temperatures ignite the fuel. Driving a car with a blinking engine light will cost you the amount of the.

A steady light and a flashing light. A steady light usually indicates minor problems while the check engine light flashes only when there is a serious problem with your car. A flashing check engine light on a tahoe indicates that the computer system has detected a misfire in the ignition system. The check engine light is generally amber or red in color and has two stages viz.

An oxygen sensor reads the air and fuel mixture and lights up when it is out of range. And what makes a blinking check engine light even worse is the damage done to your time and the expenses it can run up to fix it. A misfire is also known as a skip and occurs when at least one engine cylinder fails to ignite the fuel and air mixture as expected with normal operation. With a blinking light the driver should check for signs of engine misfires such as overheating.

Do not ignore such a problem to make sure that the engine will deliver its peak performance all the time. A diagnostic procedure on most vehicles typically takes 1 2 hours and should cost 80 100 dollars in most cases. If your check engine light is on and not flashing this means you need to schedule an appointment as soon as possible to have the vehicle diagnosed. It might also mean there is an issue with the catalytic converter which would need immediate attention.

A flashing check engine light means that the problem is occuring at the moment and it s most likely a more serious problem like a misfire. When the check engine light flashes continuously it means you have a critical problem that will cause serious damage if neglected. It s not recommended to drive with the check engine light flashing or on. A flashing check engine light generally indicates that there is a failure in the emission control system.

This problem usually occurs when there is a specific condition such as a broken wire which connects and disconnects causing the light to go on and off. In sum a check engine light flashing is an indication of a serious problem. A check engine light that s flashing is up there with one of the most daunting sights that anyone with a vehicle can see.