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TuningBot DTC Database · v4.37.15

P0C78 Hybrid Battery System Precharge Time Too Long

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

P · PowertrainHybridOBD2

What P0C78 means

P0C78
Hybrid Battery System Precharge Time Too Long Generic · hybrid Data confidence 78%

The control module detected a fault associated with the Hybrid Battery System Precharge Time Too Long circuit or function; the stored code identifies the affected component rather than a single failure mode.

Related and nearby codes

How to read P0C78

P

Powertrain: engine, transmission and driveline systems.

0

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

C78

Specific fault index within the subsystem.

Frequently asked questions about P0C78

What does P0C78 mean?

Hybrid Battery System Precharge Time Too Long. The control module detected a fault associated with the Hybrid Battery System Precharge Time Too Long circuit or function; the stored code identifies the affected component rather than a single failure mode.

Is P0C78 generic or manufacturer-specific?

P0C78 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0C78 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

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