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Home >> Kia >> 2007 >> Rondo Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System (F4A42) >> Automatic Transaxle System >> Troubleshooting >> Torque Converter Stall Test Conclusion

Torque Converter Stall Test Conclusion

  1. Stall speed is too high in both "D" and "R" ranges
    • Low line pressure
    • Low & reverse brake (B) slippage
  2. Stall speed is to high in "D" range only
    • Underdrive clutch (C) slippage
  3. Stall speed is too high in "R" range only
    • Reverse clutch (A) slippage
  4. Stall speed too low in both "D" and "R" ranges
    • Malfunction of torque converter (D)
    • Insufficient engine output
      Fig 1: Identifying Torque Converter
      G05186327Courtesy of KIA MOTORS AMERICA, INC.