What does code P1381 mean on Honda vehicles?
The ECU detects intermittent interruption of the cylinder position sensor signal.
OBD-II Code Honda
P1381 — Honda — Cylinder Position Sensor Intermittent Interruption
The ECU detects intermittent interruption of the cylinder position sensor signal.
Common symptoms
- Misfires
- unstable engine operation
Possible causes
- Faulty cylinder position (CMP) sensor
- wiring issues
Initial recommendation
Perform CMP sensor diagnostics and inspect wiring.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
Analyze this code with MecaOBD
Use the app to combine Honda code P1381 with your vehicle's actual symptoms for more complete diagnostic guidance.
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