Hours: 07–23 daily

TuningBot DTC Database · v4.37.15

P0ADD Hybrid Battery Negative Contactor Control Circuit/Open

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

P · PowertrainHybridOBD2

What P0ADD means

P0ADD
Hybrid Battery Negative Contactor Control Circuit/Open Generic · hybrid Data confidence 78%

The control module detected an interruption (open circuit) in the Hybrid Battery Negative Contactor Control circuit, so the expected electrical continuity was not present.

Related and nearby codes

How to read P0ADD

P

Powertrain: engine, transmission and driveline systems.

0

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

ADD

Specific fault index within the subsystem.

Frequently asked questions about P0ADD

What does P0ADD mean?

Hybrid Battery Negative Contactor Control Circuit/Open. The control module detected an interruption (open circuit) in the Hybrid Battery Negative Contactor Control circuit, so the expected electrical continuity was not present.

Is P0ADD generic or manufacturer-specific?

P0ADD is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0ADD at file level?

If the fault logic lives in the ECU calibration, yes: our DTC Removal file service disables the specific fault entry. Checksum correction is not included: it is a separate, optional service. 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 →

← Search the full DTC database