Deciphering An Engine Misfire Code
Tomorrow's Technician
NOVEMBER 21, 2023
Some misfire complaints are a flashing check engine light, and a P0300 to P0312 diagnostic trouble code (DTC) indicates that one or more cylinders are misfiring. The engine usually feels rough, lacks power and uses more fuel than usual. For example, if the engine is in open-loop operation, it might not run the misfire monitor.
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