Powertrain
Definition only
Lights the check engine lamp
P2E7A: Hybrid/EV Electronics Coolant Pump C Overspeed
Standardized SAE J2012 code · P2Exx codes
What does P2E7A mean?
Hybrid/EV electronics coolant pump C exceeds the calibrated maximum speed. Mechanical load lost or rotor position offset.
The code tells you which monitor failed, not which part is broken. Test before replacing parts.
Common causes
- High Mechanical coupling broken
- Medium Air pocket in coolant loop
Likelihood is a general estimate across vehicles; your make and model may differ.
Add your car to see reports of P2E7A on the same make and model first.
P2E7A in the community
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