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2013 AUDI A6

3.0L Supercharged V6•AWD•AUTOMATIC•gas•supercharged
6 active safety recalls on this vehicle — view recalls
Repairs0Labor991Torque6374Fluid15DTC1810Battery0Maintenance0Recalls6
P2769moderate severityPowertrain

Torque Converter Clutch Duty Cycle Not Understood

on 2013 Audi A6 3.0L Supercharged V6 · AWD

What this code means

The TCM cannot determine the correct duty cycle for TCC operation.

Symptoms

  • Check engine light
  • TCC shudder
  • Abnormal converter operation

Common causes

  • TCM calibration issue
  • Input sensor fault
  • Solenoid performance issue

Diagnostic steps

  1. Check input speed sensor
  2. Update TCM calibration if TSB exists
  3. Monitor TCC data

Repair notes

Update TCM software. Replace solenoid if mechanical fault.

Other Powertrain codes on this vehicle

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