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P278F Powertrain

Clutch B Adaptive Learning at Limit

The adaptive learning that compensates for clutch B engagement point drift in a DCT has reached its limit.

Affected components

  • Dual clutch b
  • Tcm

Common causes

  • High likelihood: Clutch worn beyond compensation range
  • Medium likelihood: Actuator position drift

Possible symptoms

  • Check engine or transmission warning light on
  • Harsh, delayed, or missing shifts
  • Possible limp mode (locked in one gear)
  • Slipping or shuddering during gear changes

Diagnostic notes

  • The malfunction indicator lamp may illuminate

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.

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