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Home >> Kia >> 2021 >> Sorento EX, AWD >> Repair and Diagnosis >> Transmission >> Transmission Control Systems >> 4WD Control System Diagnosis (Except HEV) >> DTC U0122-87: Lost Communication With Vehicle Dynamics Control Module >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • CAN message monitoring
  • Poor connection of connector
  • Open in CAN communication line
  • Faulty HECU
Enable Condition
  • Engine "ON"
  • Normal operation
Threshold Value
  • When HECU CAN message not received
Detecting Time
  • 2100 ms
Disable Condition
  • On normal receipt of HECU CAN messages
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