Check Engine Light Blinking

Check Engine Light Blinking. The primary culprit that makes your check engine light blinking and car shaking is a malfunctioning cylinder. It can indicate a serious engine misfire. This computer signal is also known as mil malfunction indicator lamp.

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When this light lits up it is your car system s indication of something wrong.

Check engine light blinking. What does it mean when the check engine light is blinking. 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. The emission control system contains an array of sensors that work to reduce the amount of pollution released into the air. Common causes of a flashing or blinking check engine light misfires on one or several cylinders most common faulty spark plugs coils faulty engine sensors coolant air temperature exhaust temperature sensor etc faulty egr valve faulty bad injectors faulty crankshaft camshaft sensor exhaust.

When the check engine light flashes continuously it means you have a critical problem that will cause serious damage if neglected. Every cylinder in your engine is supposed to play its part or fire to pass the mixture of fuel and air in the system. Continuous illumination occurs when the light turns on and stay illuminated. The check engine light flashing can be an indicator of the engine misfiring which could lead to serious damage to the catalytic converter.

Malfunctioning emission control system along with the catalytic converter problem the blinking of the check engine light could also point towards a problem in the emission control system of the engine. A flashing check engine light generally indicates that there is a failure in the emission control system. The check engine light blinking then goes off the condition is referred to as soft failure or intermittent. An oxygen sensor reads the air and fuel mixture and lights up when it is out of range.

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.