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P0A13

DC/DC Converter Enable Circuit High

The DC/DC converter enable circuit reports a enable circuit high condition. Converter cannot be commanded to start reliably.

  • Check engine light: Yes
  • Emissions related: No
  • Repair difficulty: medium

Common causes

Ordered by how often each turns out to be the cause.

  • Wire shorted to B+Common
  • Pull-down resistor openPossible
  • Connector pins corroded - high contact resistanceLess likely

Parts involved

  • Dcdc Converter Enable Circuit
  • Wiring Harness
  • Hybrid Control Module

P0A13 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.