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Home >> Hyundai >> 2021 >> Accent SEL >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Autonomous Emergency Braking System Diagnosis >> DTC C1741-81: ESC-Not Available VSM (Check ESC) >> DTC Information >> DTC Detecting Condition

DTC Information: DTC Detecting Condition

Trouble Shooting Condition Possible Cause
Main Action
  • Monitoring CAN messages
  1. Faulty ABS/ESP System
  2. Open or short in C-CAN communication line
Prerequisite Condition
  • Engine is on (Confirm that an engine operation signal is sent from EMS for over 2 seconds)
  • Battery Voltage is between 9V and 16V
  • Ignition has been on for over 2 seconds
  • CAN communication lines are normal.
  • No CAN Bus Off
Threshold value
  • When ABS/ESP can not control VSM
Diagnosis Time
  • 500 milliseconds
MIL
  • AEB Disengagement/Shutdown
  • AEB Warning lamp turns 'ON'
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