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Home >> Hyundai >> 2021 >> Elantra SE >> Repair and Diagnosis >> Brakes >> Anti-Lock Brakes >> Abs/Esp Diagnosis (2 Of 2) (Except HEV) >> DTC C1817-08: CAN Signal Error Gateway >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

Trouble shooting Condition Possible cause
Main action
  • Monitor the CAN message
  1. Open or short in CAN lines
  2. Damaged or poor connector connection
  3. Other controller incorrectly occupy the CAN Bus lines.
  4. Faulty Gateway
  5. Faulty ESP (ESC)
Threshold value
  • A failure is detected when B-CAN time-out message is received from Gateway for more than 500 milliseconds during control status or for more than 1500 milliseconds during non-control/vehicle stop status
Diagnosis time
  • While controlling: 500 milliseconds,
  • While not controlling: 1500 milliseconds
  • 2 seconds
MIL
  • No MIL On
Reset condition
  • When the normal state is confirmed after ignition switch turned OFF and back ON