Powertrain
generic / SAE
P0E49
Hybrid/EV Battery Pack Voltage Sense F Circuit
The ECM detects a circuit fault on the hybrid/ev battery pack voltage sense f circuit. Reading cannot be used reliably for control.
SystemPowertrain
Typegeneric / SAE
GroupP0
Range / numberE / 49
Possible causes
- Sensor failed high
- Wiring or connector fault 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: medium
- DIY: shop recommended
- Estimated cost: 200–1500 €
- Estimated time: 1–5 h
- Component: hv battery pack voltage sense f
- Component: wiring harness
- Component: bms
- MIL / check engine light
- limp mode possible
Sources
References
sae:J2012