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Home >> Hyundai >> 2017 >> Azera Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System Diagnosis >> DTC P0880: TCM Power Signal Error Open/Short (GND) >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitoring voltage range (Circuit open/short check)
  • Circuit open or short
  • PCM/TCM
Enable Conditions
  • 9V < Battery voltage < 22V
  • Time after TCM turns on>0.3sec
Threshold value
  • 24.5V< Solenoid power voltage< 7V
Detecting Time
  • 0.1sec
Fail safe
  • Locked into 4th gear
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