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P0A94

DC/DC Converter Performance

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

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

Common causes

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

  • Converter agedCommon

Parts involved

  • Dc Dc Converter

P0A94 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.