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Home >> Hyundai >> 2015 >> Sonata Eco >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 65 (Automatic Transaxle System Diagnosis (HEV)) >> DTC P0880: TCM Power Signal Error Open/Short (GND) >> General Information >> DTC Detecting Condition

General Information: DTC Detecting Condition

WARNING: This page is about a different variant/trim than selected.
Item Detecting Condition Possible Cause
DTC Strategy
  • Monitoring voltage range (Circuit open/short check)
  1. Circuit open or short
  2. PCM/TCM
Enable Conditions
  • 9V < Battery voltage < 22V
  • Time after TCM turns on>0.3sec.
Threshold Value
  • 24.5V< Solenoid power voltage< 7V
Diagnostic Time
  • More than 0.2sec.
Fail safe
  • Locked into 4th gear
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