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Home >> Hyundai >> 2021 >> Veloster N Standard Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 3) >> DTC P0605-00: Internal Control Module Read Only Memory (ROM) Error >> DTC Information And Inspection >> DTC Detecting Condition
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DTC Information And Inspection: DTC Detecting Condition

Item Detecting Condition Possible Cause
Case 1 Main Action
  • Check RAM Area/Communication connections
  1. Contact resistance in connectors
  2. Faulty ECM
Prerequisite Condition
  • Ignition switch is turned 'ON'.
Threshold Value
  • RAM test/Checksum/SPI communication failure
Diagnosis Time
  • 0.1 Seconds
Case 2 Main Action
  • Level 3 process monitoring
Prerequisite Condition
  • Ignition switch is turned 'ON'.
Threshold Value
  • RAM/ROM error on micro-controller checksum check
  • RAM/ROM error on communication between main controller and monitoring unit
  • Process monitoring test calculation failed
Diagnosis Time
  • Immediately
MIL On Condition
  • 2nd Driving Cycle
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