P0301
Fix soonEngine & fuel systemCylinder 1 misfire
Cylinder 1 specifically is misfiring.
Common causes
- Coil pack on cylinder 1
- Spark plug on cylinder 1
- Injector on cylinder 1
- Compression issue on cylinder 1
First thing to try:
Swap the coil/plug from cyl 1 with a known-good one (e.g. cyl 4). If the misfire follows the part, that's your culprit.
Can I keep driving?
Short trips only. Book a diagnosis soon — driving on this fault can damage other parts.
Who fixes P0301
This one falls under Fault code diagnosis. Verified specialists can read it live over a remote session, usually in a few minutes — you only pay if it works.
Full guide
P0301 meaning: Cylinder 1 Misfire Detected ExplainedUnderstand P0301 meaning, causes, and how to fix cylinder 1 misfire. Learn DIY checks and when to consult a specialist.Related codes
These explanations are from a curated DTC knowledge base. Manufacturer-specific codes may need a specialist's hands-on read.