Service Buddy
Engine Misfire

Code P0300

Random/Multiple Cylinder Misfire Detected

Plain English Meaning:

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Red: Stop Driving & Tow

If the check engine light is flashing or the engine is shaking badly, taking it on the road can cause rapid and catastrophic damage to the catalytic converter.

P0300 Symptoms

    Most Common Causes of P0300

    P0300 Repair Playbook

    Required Mechanic Tests

    A qualified shop should perform these tests before replacing any parts to ensure they aren't guessing:

    Typical Fix Paths & Estimated Costs

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    Parts for P0300 Repair

    Common replacement parts for engine misfire codes. (Paid links)

    Timing Chain Kit
    $50โ€“$150 ยท Est. Price
    Valve Cover Gasket
    $15โ€“$40 ยท Est. Price
    PCV Valve
    $5โ€“$15 ยท Est. Price

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