P0A94 — DC/DC converter performance (hybrid / electric drive)

Code P0A94 is a standard OBD-II diagnostic trouble code: DC/DC converter performance (hybrid / electric drive).

In our record, P0A94 is reported only on Toyota vehicles , against electrical and powertrain failure patterns , across 2010–2014 model years.

In ProblemsByVin's analysis of the NHTSA owner-complaint record, owners cite P0A94 across 5 vehicle failure patterns. Diagnostic codes in complaints are reported by owners and are unverified — they point to where this code shows up, not a confirmed diagnosis. Open a page below for the full pattern (symptoms, mileage, repair costs owners cite).

Vehicles where owners report P0A94 5 patterns

2014 Toyota Prius

electrical — Hybrid System Power Loss / Inverter Failure

2013 Toyota Prius C

electrical — Inverter/IPM Failure with Total Loss of Power

2012 Toyota Prius

electrical — Inverter/IPM failure

2010 Toyota Prius

powertrain — Inverter Failure - Loss of Power and Stall

2010 Toyota Prius

engine — Sudden Loss of Engine Power / Stalling

Codes are pulled from what owners wrote in their NHTSA filings — they're allegations, not a shop diagnosis. Always confirm with a live scan. Browse all diagnostic codes →