What do these fault codes mean for 97 Toyota Camry: PO300, PO302, PO303
Check engine light stays on or flashes periodically. The fault codes are: PO300, PO302, PO300. 4 cylinder.
Unsure of select trim?
It means you have a misfire. These are the possible problems: Most common issues are #1 and #2 Faulty spark plug (s) Faulty ignition coil (s) Clogged or faulty fuel injector (s) Intake air leak Fuel injectors harness is open or shorted Fuel Injectors circuit poor electrical connection Ignition coils harness is open or shorted Ignition coils circuit poor electrical connection Insufficient cylinders compression Incorrect fuel pressure
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