P0A7AHigh Voltage Battery Cooling System Fault
The liquid cooling system of the high-voltage battery does not work correctly.
Can I keep driving? NO
STOP the vehicle in a safe place. Continuing to drive may cause serious engine damage or put your safety at risk.
Sistema Afectado
Sistema Híbrido / EV · Batería HV y motor eléctrico
Pertenece al sistema de alto voltaje: batería de tracción, inversor o motor eléctrico.
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Symptoms You Will Notice
What you may observe when this code appears
- High battery temperature
- Reduced power
- Temperature warning
Possible Causes
The components or conditions that trigger this code
- 1Faulty coolant pump
- 2Coolant leak
- 3Clogged battery radiator
How to Fix It — Step by Step
Recommended diagnostic and repair procedure
- 1Check the coolant level
- 2Inspect the cooling pump
- 3Check the battery radiator
Note: This information is for general reference. For precise diagnostics and safety repairs, always consult a certified mechanic.
Estimated Cost
Approximate range in USD (varies by region and shop)
HV electric system
* Diagnosis only: $50–$150
Quick Info
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