What does code P1108 mean on Honda vehicles?
The ECU detects a high voltage signal from the barometric pressure sensor.
OBD-II Code Honda
P1108 — Honda — Barometric Pressure Circuit High Input
The ECU detects a high voltage signal from the barometric pressure sensor.
Common symptoms
- Incorrect air-fuel mixture
- poor performance
Possible causes
- Short circuit to voltage
- faulty BARO sensor
Initial recommendation
Inspect BARO sensor wiring for shorts and verify sensor output.
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 P1108 with your vehicle's actual symptoms for more complete diagnostic guidance.
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