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Home >> Kia >> 2017 >> Cadenza Technology >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (6 Of 6) >> DTC U0164-00: Lost Communication With HVAC Control Module (FATC CAN Time Out) (C-CAN) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Check CAN message received
  1. Poor Connector Connection
  2. Open in CAN communication circuit between ECM and FATC
  3. FATC
Enable Conditions
  • Engine running (above 32RPM)
  • Battery voltage higher than 10V
  • Above 2.6s after ignition "ON"
Threshold Value
  • Not received data from the FATC (Ambient temperature sensor data)
Diagnostic Time
  • 1.5s
MIL On Condition
  • 2 driving cycles
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