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TuningBot DTC Database · v4.37.14

P0E21 Hybrid/EV Battery Pack Coolant Control Valve B Control Circuit Driver Current/Temperature Too High

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

P · PowertrainHybridOBD2

What P0E21 means

P0E21
Hybrid/EV Battery Pack Coolant Control Valve B Control Circuit Driver Current/Temperature Too High Generic · hybrid Data confidence 65%

The control module detected that the Hybrid/EV Battery Pack Coolant Control Valve B Control Circuit Driver Current/Temperature value was above the expected limit.

Related and nearby codes

How to read P0E21

P

Powertrain: engine, transmission and driveline systems.

0

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

E21

Specific fault index within the subsystem.

Frequently asked questions about P0E21

What does P0E21 mean?

Hybrid/EV Battery Pack Coolant Control Valve B Control Circuit Driver Current/Temperature Too High. The control module detected that the Hybrid/EV Battery Pack Coolant Control Valve B Control Circuit Driver Current/Temperature value was above the expected limit.

Is P0E21 generic or manufacturer-specific?

P0E21 is a generic OBD-II code: it has the same meaning on every make and model that follows the SAE standard.

Can TuningBot remove P0E21 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

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