Check Engine Light Flickering, Car Shuddering Uncovering the Hidden Problem

Sounds like one of the sensors (O2, cam, etc) or coil is going. It might happen again. Try to stay on the right lane... A flashing check-engine light means Pull Over And Stop the engine. Like immediate damage is likely, stop the car and the engine. Proceed at your ... 1. This condition may occur when the engine is not allowed to run at engine RPM's that are greater than 3,200 RPM. · 2. Verify that an engine ... When the check engine light blinks - that's bad. Means you have a critical issue with the motor. My guess is it could be a spark plug pack going bad. That coil is possibly dead. Cyl 2 and 5 share the same coil. Do the JB Weld fix, or if that doesn't work, then you'll need a new coilpack buddy. the ses light blinks when it denotes a misfire and the shaking is coming from the misfire as well. Nov 15, 2004 | 08:14 PM. Sounds like a misfire. It's most often caused by bad coils or bad sparkplugs. It can survive a few days if you drive gently and avoid hard ... Iy meant multiple cylinder misfire at a minimum. When the CEL is flashing DO NOT DRIVE! It could potentially damage the engine/catalytic ... A blinking Check engine light 99% of the time is refering to a misfire in a cylinder. Count how may times it blinks per cycle. that count per ... A flashing check engine light and shaking car indicates your engine is misfiring. This dangerous condition requires immediate attention to ...