Back to 2003 Jeep Wrangler

2003 JEEP WRANGLER

2.4L I44WDAUTOMATICgas
4 active safety recalls on this vehicle — view recalls
Repairs0Labor505Torque3679Fluid9DTC718Battery0Maintenance0Recalls4
P2769moderate severityPowertrain

Torque Converter Clutch Duty Cycle Not Understood

on 2003 Jeep Wrangler 2.4L I4 · 4WD

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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