2003 Honda Accord ex sedan rough idle
Hi, I own a 2003 Honda Accord EX sedan with rough idle . I replaced the spark plugs new cat, 1 bad coil pack, swapped Fuel injectors, replaced cam and crack sensors, Vtech solenoid, VVTI, O2 sensors throttle body replaced, moved injectors, coil packs and spark plug replaced the injector control valve in so lost dont know whats wrong with it engine compression reads C1 150 C2-3-4 read 175, code reader says P0301 check engine light blinks sometimes PLZ HELP
Last edited by charlie300c; Dec 29, 2025 at 03:37 PM.
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