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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 143 (Blind Spot Collision Warning Diagnosis) >> DTC C1612-87: CAN Time-Out TCU >> DTC Information And Inspection >> DTC Detecting Condition

DTC Information And Inspection: DTC Detecting Condition

WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
Troubleshooting Condition Possible Cause
Main action
  • Monitor the TCU CAN signal
  1. Poor contact of connectors of each communication module
  2. Open/short in CAN communication circuit
  3. TCU
Prerequisite condition
  • Battery voltage is normal
  • 1.5 sec. after turning the ignition switch on
  • Engine is running
Threshold Value
  • A TCU CAN message was not received
Diagnosis time
  • after 0.5sec.
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