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TOYOTA COROLLA HAS A PO301 PO300 CODE WHAT'S THE PROBLEM

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My toyota corolla has p0301 p0300 codes please help me to pass emision test

Vehicle: 2000, Toyota, Corolla, 1.8

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P0301 and P0300 codes means that the cylinder #1 and other are misfiring (not working at times). You could start by inspecting the spark plugs (replace if neccessary).

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