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Home >> Hyundai >> 2018 >> Kona Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 156 (Integrated Gateway Power Module Diagnosis) >> DTC C1804-00: CAN Time-Out LKAS >> Wiring Inspection >> CAN Communication Circuit Inspection

CAN Communication Circuit Inspection

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
C-CAN High Open: Resistance Below approx. 1Ω 1. Ignition switch: OFF
2. CGW*, LKAS* connector: Disconnect
CGW*_"C-CAN High" ↔ LKAS*_"C-CAN High"
C-CAN Low Open: Resistance CGW*_"C-CAN Low" ↔ LKAS*_"C-CAN Low"
  1. Is the resistance within specification?

    YES 

    • Check for an intermittent Open/Poor Contact caused by bending, corrosion, contamination, deterioration of the harness/connector.

    NO 

    • Repair Open/Poor Connection in the abnormal terminal/harness.
    NOTE: CGW*: "IGPM_GATEWAY"
    LKAS*: "LANE KEEPING ASSIST MODULE"