P1201 Fuel System Failure Caused No. 1 Cylinder Misfire
What does P1201 mean on a Honda?
P1201 — Fuel System Failure Caused No. 1 Cylinder Misfire. This Honda-enhanced code applies to Civic, Accord, CR-V.
Common causes of P1201
- Clogged cylinder 1 fuel injector
- Failing cylinder 1 coil or worn plug
- Low fuel pressure
- Vacuum leak near cylinder 1
- Low compression on cylinder 1
How to fix P1201
- Confirm the misfire counter with a scanner
- Swap the coil and plug to see if the misfire follows
- Test the cylinder 1 injector
- Check fuel pressure
- Compression test cylinder 1 if fuel and spark check out