Powertrain
generic / SAE
P0EB6
Hybrid/EV Battery Pack Voltage Sense Circuit Performance
BMS detects rationality fault in pack voltage sense channel, with sum of cell voltages disagreeing from total pack voltage measurement beyond tolerance.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberE / B6
Possible causes
- BMS sense channel drift high
- Pack cell imbalance approaching service threshold low
- Ground point with elevated resistance 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: shop only
- DIY: shop recommended
- Estimated cost: 600–4000 €
- Estimated time: 2.5–10 h
- Component: bms
- Component: hv battery
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012