コンテンツに進む
P0C1A Powertrain

Drive Motor B Torque Delivered Performance

The hybrid control module detects that drive motor B torque output does not match the commanded value. Magnet weakness, phase imbalance, or feedback drift.

Affected components

  • Drive motor b
  • Hybrid control module

Common causes

  • High likelihood: Magnet flux degraded
  • Medium likelihood: Phase current imbalance

Possible symptoms

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

Diagnostic notes

  • The malfunction indicator lamp may illuminate
  • Reduced-power or limp mode may occur

Related codes

Sources

Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.

You might like