P0201 – Cylinder 1 Injector Circuit Malfunction
- System
- Engine
- Dashboard light
- Check engine light (MIL)
- Check-engine blink code
- —
- Applies to
- Generic OBD-II meaning. Not every code is used by this car.
- Description
- Cylinder 1 Injector Circuit Malfunction
- Detection / symptoms
- 1.Check engine light on
- Possible causes
- 1.Bad injector. This is usually the cause of this code but doesn't rule out 2.The possibility of one of the other causes 3.Open in the wiring to the injector 4.Short in the wiring to the injector 5.Bad PCM
- What to check
- 1.Read the code and freeze-frame data with an OBD-II scanner 2.Check the connector and wiring of the part named in the code 3.Test the part with scanner live data or a multimeter, using the values in the repair manual 4.Fix the cause, clear the code and test-drive
- Confidence
- medium (generic OBD-II definition, not checked against the factory manual for this car)
Generic OBD-II meaning (obd-codes.com), not checked against this car's factory manual. Clear the code and test-drive to confirm it returns. Search all fault codes · Common problems · Warning lights