Awasome Engine Light Blinking References. Web a blinking light usually indicates a severe engine misfire allowing unburned fuel to be dumped into the exhaust system. Web the causes behind a check engine light activation can vary widely, but some common culprits include:
Web replacing the catalytic converter might make your blinking check engine light turn off. It could be something simple like adding oil to the car, but it could also be something more complicated like needing new spark plugs. Web the most common reason for a flashing check engine light is an engine misfire, which occurs when unburned fuel enters the exhaust system.
