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Home >> Hyundai >> 2012 >> Equus Signature >> 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)
  1. Circuit open or short
  2. PCM/TCM
Enable Conditions
  • 10V < Battery voltage < 16V
  • Engine speed > 400 rpm
Threshold value
  • 20V
Detecting Time
  • 0.2 s & 2D/C
Fail safe
  • Locked into 5th gear
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