DTC code

P0651: Sensor Reference Voltage B Malfunction

Vehicle-specific published guides for this diagnostic trouble code.

Sensor Reference Voltage B Malfunction

P0651 may mean the PCM is detecting a problem on a shared sensor reference voltage circuit.

Article vehicle: 2010-2015 Honda Civic 1.8 Gas

P0651 may mean the PCM is seeing a problem on a shared sensor reference-voltage circuit.

Article vehicle: 2010-2017 Honda Accord 2.4 Gas

P0651 may mean the PCM is seeing a problem on a shared sensor reference-voltage circuit.

Article vehicle: 2010-2016 Honda Cr V 2.4 Gas

P0651 often means the PCM may be detecting an abnormal condition on a sensor reference voltage circuit that feeds multiple sensors or components.

Article vehicle: 2018-2025 Honda Accord 2.0Hybrid

P0651 often means the PCM may be seeing a shared sensor power supply or reference circuit out of its expected range.

Article vehicle: 2016-2024 Honda Civic 2.0 Gas