OBD-II code · Powertrain (generic)

P0D0F Battery Charging System Negative Contactor A Stuck Closed

The negative contactor A of the battery charging system reports a stuck closed condition. HV charging path cannot be commanded reliably.

Is it safe to drive with P0D0F?

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

Common causes

  • Most likelyContacts welded closed
  • PossibleDriver stuck on
  • Less likelyCarbon or debris buildup preventing free movement

Repair at a glance

Difficulty
Hard
DIY friendly
Best left to a mechanic
Typical labour
2–8 h
Emissions test
Usually unaffected
Parts involved
Bcs Neg Contactor A, Wiring Harness, Bms

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