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Home >> Mazda >> 2013 >> 5 Grand Touring >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Symptom Troubleshooting [Automatic Transaxle - FS5A-El] >> No.16 Judder Upon Torque Converter Clutch (TCC) Operation >> Notes

No.16 Judder Upon Torque Converter Clutch (TCC) Operation: Notes

16 Judder upon torque converter clutch (TCC) operation
DESCRIPTION 
  • Vehicle jolts when TCC is engaged.
POSSIBLE CAUSE 
  • Poor TCC engagement due to either slippage because the TCC is stuck or the line pressure is low.
    CAUTION:
    • If the TCC is stuck, inspect it. In addition, inspect the oil cooler for foreign particles which may have mixed in with the ATF.
    1. Torque converter clutch piston slippage, burnt
      • Line pressure low
      • Shift solenoid A malfunction
      • Shift solenoid E malfunction
      • Control valve body malfunction
      • Body GND malfunction
      • Pressure control solenoid A malfunction
    2. Signal malfunction
      • VSS malfunction
      • Sensor GND malfunction
      • TFT sensor malfunction
      • APP sensor malfunction
      • CKP sensor malfunction
      • Input/turbine speed sensor malfunction
    3. Torque converter malfunction
      NOTE: