Keyless Access Power Control Unit
B12D2 may indicate that the keyless access power control unit is seeing an unexpected IG2 relay circuit state during power-mode operation.
Article vehicle: 2010-2017 Honda Accord 2.4 Gas
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B12D2: Keyless Access Power Control Unit
Vehicle-specific published guides for this diagnostic trouble code.
Power Control Unit IG2 Circuit Error
B12D2 may mean the keyless access power control unit is seeing an unexpected IG2 circuit state for the current ignition mode.
Article vehicle: 2010-2015 Honda Civic 1.8 Gas
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— Power Control Unit IG2 Circuit Error
B12D2 may mean the body control module is seeing a mismatch between the commanded ignition two state and the actual IG2 holding circuit behavior.
Article vehicle: 2016-2024 Honda Civic 1.5TurboGas
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Keyless Access IG2 Holding Circuit State Mismatch
B12D2 may indicate that the body control side of the keyless access power control system is seeing a mismatch between a commanded power mode state and the IG2 holding circuit state
Article vehicle: 2016-2024 Honda Civic 2.0 Gas
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