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P2C6A

Drive Motor "A" Phase X Current Low

Phase X current of drive motor A is below the expected window. Indicates open winding, short, or sensor offset.

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

Symptoms

  • EV/hybrid system warning light on
  • Reduced motor power or torque
  • Possible limp mode or vehicle shutdown

Common causes

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

  • Phase winding partially openCommon
  • Current sensor offset driftedPossible

Parts involved

  • Drive Motor A
  • Drive Motor A Phase X
  • Inverter

P2C6A 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.