P1E72
Hybrid/Electric Vehicle Battery 71 Circuit
P1E72 is an OBD-II diagnostic trouble code meaning: Hybrid/Electric Vehicle Battery 71 Circuit. Common causes: damage to the high voltage battery wiring harness, oxidation or damage to connectors. Estimated repair cost: $56–278.
Symptoms
- Check Engine light comes on
- Reduced power or efficiency of the hybrid system
- The car goes into emergency mode
- Reducing electric range
- Problems with charging a high-voltage battery
Causes
- Damage to the high voltage battery wiring harness
- Oxidation or damage to connectors
- Battery module fault 71
- Problems with the Battery Management System (BMS)
- Short circuit or open circuit
How to Fix
- Check the integrity of the high-voltage battery wiring harness
- Inspect connectors for corrosion or damage
- Check voltage and resistance in battery circuit 71
- Scan the battery management system for additional errors
- If necessary, replace the faulty battery module
Related codes
FAQ
What does the P1E72 code mean?
P1E72 is an OBD-II diagnostic trouble code that indicates: Hybrid/Electric Vehicle Battery 71 Circuit
What causes a P1E72 error code?
The most common causes of P1E72 include: Damage to the high voltage battery wiring harness; Oxidation or damage to connectors; Battery module fault 71; Problems with the Battery Management System (BMS).
How do I fix a P1E72 diagnostic trouble code?
To fix P1E72: Check the integrity of the high-voltage battery wiring harness. Inspect connectors for corrosion or damage. Check voltage and resistance in battery circuit 71. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P1E72?
Limited driving only, diagnose soon
How much does it cost to fix P1E72?
The estimated repair cost for P1E72 is $56–278. Actual cost depends on your vehicle, location, and labor rates.
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