OBD-II code · Powertrain (generic)

P0ED2 Hybrid/EV Battery Pack E Voltage Sensor Circuit

The ECM detects a circuit fault on the hybrid/ev battery pack e voltage sensor circuit. Reading cannot be used reliably for control.

Is it safe to drive with P0ED2?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelySensor failed
  • PossibleWiring or connector fault
  • Less likelyPack cell imbalance approaching service threshold

Symptoms

  • EV/hybrid system warning light on
  • Reduced power output or limp mode
  • Charging may fail or be slowed
  • Reduced electric range

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–5 h
Emissions test
Usually unaffected
Parts involved
Hv Battery Pack E Voltage Sensor, Wiring Harness, Bms

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.