Powertrain
generic / SAE
P2CCD
Hybrid/EV Battery Pack H Deterioration
The BMS detects accelerated deterioration in battery pack subsection H. Cell voltage delta, internal resistance, or capacity has dropped below threshold for the affected sub-pack.
SystemPowertrain
Typegeneric / SAE
GroupP2
Range / numberC / CD
Possible causes
- Cells aged beyond compensation high
- Thermal stress shortened cell life medium
- Pack cell imbalance approaching service threshold low
Symptoms
- EV/hybrid system warning light on
- Reduced power output or limp mode
- Charging may fail or be slowed
- Reduced electric range
Inspection / repair
- Difficulty: hard
- DIY: shop recommended
- Estimated cost: 800–8000 €
- Estimated time: 4–20 h
- Component: hybrid battery pack h
- Component: bms
- MIL / check engine light
- drive cycle required
- limp mode possible
Sources
References
sae:J2012