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TuningBot DTC Database · v4.37.14

P2BCD Battery Charging System Negative Contactor B Stuck Open

Generic (OBD-II) interpretation in the TuningBot DTC database.

P · PowertrainBatteryOBD2

What P2BCD means

P2BCD
Battery Charging System Negative Contactor B Stuck Open Generic · battery Data confidence 65%

The control module determined that the Battery Charging System Negative Contactor B did not change state as commanded and appears stuck.

Related and nearby codes

How to read P2BCD

P

Powertrain: engine, transmission and driveline systems.

2

Generic SAE-standard code: same meaning on every make.

BCD

Specific fault index within the subsystem.

Frequently asked questions about P2BCD

What does P2BCD mean?

Battery Charging System Negative Contactor B Stuck Open. The control module determined that the Battery Charging System Negative Contactor B did not change state as commanded and appears stuck.

Is P2BCD generic or manufacturer-specific?

P2BCD is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2BCD at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry and, where the ECU needs it, corrects the checksum too. Not sure whether your case qualifies? Request a free assessment and our engineers will check your ECU file.

Other file services

ECU tuningDyno-tested results by model and engine See the results →

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