OBD-II code · Powertrain (generic, extended)

P2DAA DC/AC Converter Control Module A Switch B Circuit

The DC/AC converter control module A switch B circuit reports a generic fault.

Is it safe to drive with P2DAA?

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

Common causes

  • Most likelyInternal switch failed
  • PossibleWiring fault

Repair at a glance

Difficulty
Hard
DIY friendly
Best left to a mechanic
Typical labour
2–8 h
Emissions test
Usually unaffected
Parts involved
Dcac Converter Module A Switch B, Wiring Harness, Hybrid Control Module

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