# P1AA7 on the 2025 Hyundai IONIQ 5

The bulletins listed name this code in NHTSA's summary, or are about the same components. A bulletin or a recall listed here may apply to the model year. None of it is a diagnosis.

This code is specific to a manufacturer and is not described here.

## Bulletins for this model year that name P1AA7

- [11016997](https://open.wenmarpro.com/bulletins/11016997), 2025-04-15: Certain 2025MY IONIQ 5 \(NEA EV\) vehicles may experience a charging issue where a voltage difference between battery cells prevents the High Voltage Battery from fully charging. The two DTCs associated with this issue are: • P1AA700 – Hybrid/EV Battery Abnormal Performance: Cell Voltage Deviation • P1AD300 – Hybrid/EV Battery Abnormal Performance: MISD. If either of the DTCs listed above are identified in "Active" status, follow the procedure outlined in this TSB to replace the Battery System Assembly \(BSA\).