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Home >> Hyundai >> 2021 >> Veloster 2.0, Standard Trans >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Collision/Avoidance >> Forward Collision-Avoidance Assist Diagnosis >> DTC C1616-88: C-CAN BUS Off >> DTC Information And Inspection >> DTC Setting Condition

DTC Setting Condition

Trouble shooting Condition Possible Cause
Main action
  • Monitor CAN messages
  1. Poor contact of connector
  2. Input power to each module
  3. Open/short in CAN communication line
  4. 120Ω resistor (IGPM, PCM)
Prerequisite condition
  • Battery Voltage is between 9V and 16V.
  • Ignition has been on for over 2 sec.
Threshold Value
  • CAN communication fails to send and receive data properly.
Diagnosis Time
  • 0.5 sec.
MIL
  • FCA/SCC operation cancelled/inhibited
  • FCA/SCC warning lamp ON
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