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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 152 (Forward Collision-Avoidance Assist System Diagnosis) >> DTC C1646-83: CAN Message Failure - TCU (Checksum) >> DTC Information And Inspection >> DTC Information

DTC Information

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.

The FCA (Forward Collision-Avoidance Assist) module sets C1646-83 when an abnormal message is received from the TCM through C-CAN Communication Lines.

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