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Home >> Hyundai >> 2021 >> Elantra SE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 35 (Dual Clutch Transmission Diagnosis - 1.6L (Except HEV) (2 Of 3)) >> DTC P0901-78: Clutch 1 System Reference Position Failure >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

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Trouble Shooting Condition Possible Cause
DTC Strategy
  • Check the Clutch reference
  1. Clutch 1 System Reference Position Failure
  2. Clutch 1 motor Fault
Enable Condition
  • Battery voltage is higher than 9V
Threshold Value
  • Difference value between previous reference position and current position is higher than 0.5 mm
Diagnostic Time
  • 1s
Fail Safe
  • Drive at Even gear (2/4/6/R)
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