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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 141 (Auto Headlamp Leveling System Diagnosis) >> Low Speed CAN Communication >> DTC Information >> CAN BUS OFF: Communication Failure Open/short In Main Line Short In Branch Line >> DTC Description

DTC Description

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.

A DTC sets in two cases; when one or two of the "Main" lines attached to CAN High line and CAN Low line suffer an open or short; or when one or two of the "Branch" lines suffer a short. CAN data can be received while it cannot be transmitted.

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