P0A72
Generator Phase V Current
P0A72 is an OBD-II diagnostic trouble code meaning: Generator Phase V Current. Common causes: hybrid system generator malfunction, problems with high voltage battery. Estimated repair cost: $167–556.
Symptoms
- Check Engine light comes on
- Reduced performance of the hybrid system
- Problems with charging a high-voltage battery
- Increased fuel consumption
- Reduced vehicle power
Causes
- Hybrid system generator malfunction
- Problems with high voltage battery
- Open or short circuit in phase V circuit
- Malfunction of the hybrid system control module (HPCM)
- Poor contact in the generator connectors
How to Fix
- Diagnose the hybrid system generator
- Check continuity of phase V circuit
- Test the high voltage battery
- Check the operation of the HPCM control unit
- Repair only from an authorized dealer
Related codes
Error P0A72 by Vehicle Brand
FAQ
What does the P0A72 code mean?
P0A72 is an OBD-II diagnostic trouble code that indicates: Generator Phase V Current
What causes a P0A72 error code?
The most common causes of P0A72 include: Hybrid system generator malfunction; Problems with high voltage battery; Open or short circuit in phase V circuit; Malfunction of the hybrid system control module (HPCM).
How do I fix a P0A72 diagnostic trouble code?
To fix P0A72: Diagnose the hybrid system generator. Check continuity of phase V circuit. Test the high voltage battery. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P0A72?
Do not drive — repair immediately
How much does it cost to fix P0A72?
The estimated repair cost for P0A72 is $167–556. Actual cost depends on your vehicle, location, and labor rates.
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