Hybrid/EV Battery D Voltage Low
The voltage of HV battery D is below the expected window. Cell-group depleted, deeply aged, or sense fault.
Affected components
- Hv battery d
- Bms
Common causes
- High likelihood: Cells in group aged - capacity reduced
- Medium likelihood: Deep discharge event
- Low likelihood: Pack cell imbalance approaching service threshold
Possible symptoms
- EV/hybrid system warning light on
- Reduced power output or limp mode
- Charging may fail or be slowed
- Reduced electric range
Diagnostic notes
- The malfunction indicator lamp may illuminate
- Reduced-power or limp mode may occur
Related codes
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.