OBD-II code · Powertrain (generic)

P0A94 DC/DC Converter Performance

The DC/DC converter does not deliver commanded 12 V output current within tolerance, indicating internal degradation.

Is it safe to drive with P0A94?

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

Common causes

  • Most likelyConverter aged

Repair at a glance

Difficulty
Shop_only
DIY friendly
Best left to a mechanic
Typical labour
3–10 h
Emissions test
Usually unaffected
Parts involved
Dc Dc Converter

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