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Home >> Genesis >> 2021 >> G90 5.0 Ultimate, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 102 (Body Control Module Diagnosis) >> DTC B163E-00: Rain Sensor Module LIN Fault >> Wiring Inspection >> LIN Communication Circuit Inspection >> Check Short-To-Battery
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Check Short-To-Battery

WARNING: This page is about a different car, the 2022 Genesis G90. However, it is still accessible from the selected car via links, so may be relevant.
  1. IG key "OFF".
  2. Disconnect IBU*_BCM connector, WMM* connector and "WIPER MOTOR" connector.
  3. IG key "ON", Engine "OFF".
  4. Measure the voltage between "LIN" terminal of RSM* harness connector and chassis ground.

    Specification:  Below approx. 200 mV

  5. Is the measured voltage within specification?

    YES 

    • Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.

      → Repair or replace as necessary, go to "VERIFICATION OF VEHICLE REPAIR " procedure.

    NO 

    • Check short between "LIN" terminal of RSM* harness connector and the battery power.
    NOTE: IBU*: "IBU CONTROL MODULE"
    RSM*: "RAIN SENSOR"