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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 140 (Anti-Lock Brake System (Abs)/Electronic Stability Control (ESC) Diagnosis) >> DTC C1807-08: Sub CAN BUS Off >> Wiring Inspection >> CAN BUS Line Inspection >> CAN Bus Resistance Check

CAN Bus Resistance Check

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.
Item Normal Value Prerequisite Condition Probe (+) Probe (-)
CAN Bus line: resistance PCM connected: 60 ± 3Ω PCM Disconnected: 120 ± 3Ω 1. Ignition switch: OFF DLC CAN High terminal DLC CAN High Low terminal
  1. Is the result within specifications?

    YES 

    • Go to next procedure.

    NO 

    • In case of the resistance "approx. 1Ω" in both measurement: Repair mutual short in C-CAN signal circuit of the ESP (ESC) and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.
    • In case of the resistance "approx. 120Ω" in both measurement: Go to "COMPONENT INSPECTION " procedure.
    • In case of the resistance " Ω" in both measurement: There is open circuit between ESP (ESC) connector and other ECU's, go to "CAN BUS LINE OPEN/SHORT INSPECTION " procedure.
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