OBD Codes List

Diagnostic reference · P0A7D

P0A7D

Hybrid/EV Battery Pack State of Charge Low

System
Powertrain control (P code)
Lamp
Check Engine Light
Category
Powertrain - Hybrid Propulsion

What it means

P0A7D means Hybrid/EV Battery Pack State of Charge Low.

Check these first

  • A hybrid battery pack worn from normal use
  • Faulty cells inside the battery pack
  • A battery pack cooling system that is not working
  • Hybrid control software that is out of calibration

What to do next

  1. Read hybrid battery state of charge on a scan tool
  2. Check the battery pack cooling system operation
  3. Perform a full charge and discharge cycle
  4. Update the hybrid control software
  5. Replace the battery pack if cells are faulty
  6. Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.