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Home >> Mazda >> 2016 >> 3 Sport, 4D Sedan, Automatic Trans >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> On-Board Diagnostics - Transmission Control System >> DTC P1728-00: CLUTCH SLIPRefer to >> Notes
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DTC P1728-00: CLUTCH SLIPRefer to: Notes

DTC P1728:00 Clutch slipRefer to
DETECTION CONDITION 
  • Under the following conditions, turbine/input shaft speed suddenly increases 300 rpm or more  for 1, 450 ms  :
    • Engine is running.
    • Vehicle speed is 5 km/h {3 mph} or more  .
    • There is no difference between vehicle speed signal from DSC HU/CM and output shaft speed sensor signal.
    • Not shifting
    • Selector lever position is D position.
    • Turbine/input shaft speed is 1, 200 rpm or more  .
    • Oil pressure switch pattern (1st-6th) is normal.

    Diagnostic support note 

  • The check engine light does not illuminate.
  • The automatic transaxle warning light does not illuminate.
  • PENDING CODE is available.
  • FREEZE FRAME DATA is not available.
  • DTC is stored in the TCM memory.
FAIL-SAFE FUNCTION 
  • Inhibits malfunctioning gear.
  • Limits engine torque.
  • Maximizes the line pressure.
  • Inhibits learning control.
  • Inhibits manual mode.
  • Inhibits neutral idle control.
  • Inhibits AAS.
POSSIBLE CAUSE 
  • ATF is less than specified value
  • Clutch slipRefer to
SYSTEM WIRING DIAGRAM  Not applicable