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Home › Hyundai › 2021 › Veloster 2.0, Automatic Trans › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transaxle System Diagnosis - 2.0L › DTC P0601-00: Internal Control Module Memory Check Sum Error › DTC Information And Inspection › DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

Trouble shooting Condition Possible Cause
DTC Strategy
  • Functional failure
  1. ROM data reprogram illegally
  2. PCM/TCM
Enable Conditions
  • Ignition "ON"
  • Battery voltage is above 10V
Threshold value
  • Checksum error or PCM/TCM fault
Detecting Time
  • 1 event
Fail safe
  • Locked into 4th gear
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