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Home >> Kia >> 2024 >> Telluride SX X-Line >> Repair and Diagnosis >> Accessories & Equipment >> Drivers Assistance Systems - ADAS >> Front Radar System Diagnosis (2 Of 2) >> DTC C1812-87: CAN Time-Out Gateway >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Item Detecting Condition Possible Cause
DTC Strategy
  • Monitoring CAN messages
  • Poor connection
  • CAN communication circuit (open, short)
    • CAN high line open
    • CAN low line open
    • CAN high and low line open
    • CAN high line short to 12V battery
    • CAN low line short to 12Vbattery
    • CAN high, low line short to each other
    • CAN high, low line short to each other and short to ground
  • Terminating resistance fault
  • Transmitting controller bus off
  • Transmitting controller disconnected
  • Transmitting controller power, fuse or ground fault
  • Transmitting controller H/W, S/W fault
  • CAN line noise
  • Faulty ICU
Enable Condition
  • Ignition "ON" (ignition "ON" signal received more than 2s)
  • CAN communication line in normal condition
  • 12V battery voltage is between 9V and 16V
Threshold Value
  • When CAN message has not been received from ICU via CAN
Diagnosis Time
  • 2s
Symptom
  • SCC disengagement and shutdown
  • SCC warning lamp turns on
  • NSCC disabled
  • NSCC USM disable
Disable Condition
  • Normal ICU CAN message received