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2024 KIA EV9
Light Single Motor RWD•RWD•AUTOMATIC•ev
7 active safety recalls on this vehicle — view recalls
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Repairs0Labor319Torque3719Fluid5DTC739Battery1Maintenance0Recalls7
P2769moderate severityPowertrain

Torque Converter Clutch Duty Cycle Not Understood

on 2024 Kia EV9 Light Single Motor RWD · RWD

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.

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