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  1. P0301 Code: Cylinder #1 Misfire (Symptoms, Causes, and Fixes)

    Oct 6, 2025 · Though that dreaded check engine light leaves you dreading a breakdown, a P0301 code is fortunately no catastrophe. We’ll clear up this common misfire code, explain what …

  2. OBD-II Trouble Code: P0301 Cylinder 1 One Misfire Detected

    In this case it's cylinder #1. A code P0301 may mean that one or more of the following has happened: If there are no symptoms, the simplest thing to do is to reset the code and see if it …

  3. P0301 Code Meaning, Causes, Symptoms & Tech Notes

    Aug 19, 2024 · The P0301 code means that cylinder 1 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark …

  4. P0301 Code — Here’s How to Fix It Quickly and Easily

    Sep 7, 2024 · Get quick solutions for fixing the P0301 code and keep your engine running smoothly—discover essential tips to avoid future misfires!

  5. How To Fix P0301? | Cylinder -1 Misfire Detected

    Jan 18, 2025 · What does the P0301 Cylinder-1 Misfire Detected mean? P0301 code gets triggered when the Engine Control Module detects an engine misfire on cylinder-1. Misfire …

  6. Diagnostic Code P0301: Cylinder #1 Misfire - AutoZone

    Since many different errors share these symptoms, you may wonder, “What does the code P0301 mean? ” This error indicates that cylinder #1 isn’t firing properly because there’s not enough …

  7. P0301 code – Cylinder 1 Misfire – Causes, Symptoms and How To …

    What does the P0301 – Cylinder 1 Misfire mean? The P0301 code indicates a specific problem with the engine—it’s letting you know that cylinder number one is misfiring. This means that …

  8. P0301 Code: Meaning, Symptoms, Causes (& How to Fix it)

    The P0301 code is one of a series of OBD-II trouble codes that are triggered when your powertrain control module (PCM) has detected a misfire. This article mainly explains the …

  9. P0301 Code Explained: 6 Symptoms, Causes & Pro Fixes to Save …

    This guide explains the P0301 code’s meaning, symptoms, causes, and professional-level diagnostics to fix it efficiently—potentially saving you $500-$1,500.

  10. P0301 Code: How To Fix Cylinder 1 Misfire Detected - AxleWise

    Mar 29, 2025 · If a scanner detects a P0301 fault code, the system detects a cylinder 1 misfire. The usual reason for the misfire is a faulty fuel injector or a problem with the spark plug.