OBD-II code · Powertrain (generic, extended)

P2BE8 Hybrid/EV Battery Precharge Contactor Control Circuit B Open

The control circuit B for the hybrid battery precharge contactor reports a open condition. Pre-charging the DC link before main contactor closure cannot be commanded reliably.

Is it safe to drive with P2BE8?

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

Common causes

  • Most likelyOpen in coil control wire
  • PossibleOpen contactor coil
  • 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
Hard
DIY friendly
Best left to a mechanic
Typical labour
2–7 h
Emissions test
Usually unaffected
Parts involved
Hybrid Precharge Contactor B, Wiring Harness, Bms

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