Hours: 07–23 daily

TuningBot DTC Database · v4.37.15

P2C87 Hybrid/EV Battery Voltage External Isolation Warning

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

P · PowertrainBatteryOBD2

What P2C87 means

P2C87
Hybrid/EV Battery Voltage External Isolation Warning Generic · battery Data confidence 65%

The control module detected a fault associated with the Hybrid/EV Battery Voltage External Isolation Warning circuit or function; the stored code identifies the affected component rather than a single failure mode.

Related and nearby codes

How to read P2C87

P

Powertrain: engine, transmission and driveline systems.

2

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

C87

Specific fault index within the subsystem.

Frequently asked questions about P2C87

What does P2C87 mean?

Hybrid/EV Battery Voltage External Isolation Warning. The control module detected a fault associated with the Hybrid/EV Battery Voltage External Isolation Warning circuit or function; the stored code identifies the affected component rather than a single failure mode.

Is P2C87 generic or manufacturer-specific?

P2C87 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P2C87 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