Flashing Check Engine Light on Acceleration
A flashing check engine light, especially during acceleration, indicates a severe misfire that can damage the catalytic converter and other engine components. Immediate diagnosis and repair are required.
Diagnosis Details
Possible Causes
Ignition system fault (spark plugs, ignition coils) causing misfire under load
Fuel delivery issue (clogged injector, low fuel pressure) leading to lean misfire
Engine mechanical problem (low compression, valve issue) causing misfire
Related OBD-II Codes
Not satisfied with this diagnosis?
Try Another DiagnosisWhat To Do Next
What You Should Do
Stop driving immediately to prevent catalytic converter damage.
Have the vehicle towed to a repair shop.
A technician should scan for diagnostic trouble codes, inspect spark plugs and ignition coils, check fuel pressure and injectors, and perform a compression test if needed.
Related Repairs
Share this diagnosis
Help others with similar symptoms
Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.
