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Home >> Kia >> 2016 >> Soul EV Base >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Vehicle Motor Control System Diagnosis >> DTC U0164: Lost Communication With HVAC Control Module >> DTC Information >> DTC Detecting Condition
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DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC strategy
  • C-CAN signal monitoring
  1. Poor connection
  2. CAN communication
  3. Open or short in FATC communication line
Enable conditions
  • Ignition "ON" (Power Button LED "Red")
  • Enter VCU_READY ON ("1").
  • Auxiliary battery voltage (9 - 16 V)
  • Enter into diagnosis if the conditions above are satisfied and maintained for more than 0.5 seconds.
Threshold value
  • In case no message reception from FATC is maintained for 2 seconds (100 ms interval ID) or 10 seconds (1000 ms interval ID) - [Detailed error code: 606]
Diagnosis Time
  • 2 sec
DTC
  • 2 Driving Cycle
Service Lamp
  • -