P0301
High
Powertrain
Cylinder 1 Misfire Detected
Common Causes
Failed spark plug or ignition coil cylinder 1
Faulty fuel injector cylinder 1
Low compression cylinder 1
Vacuum leak near cylinder 1 runner
Common Symptoms
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Quick Info
| Code | P0301 |
| System | Powertrain |
| Severity | High |
Disclaimer
This information is for diagnostic guidance only. Always verify repairs with a qualified technician before performing safety-critical work.
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