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Home >> Kia >> 2020 >> Optima Plug-In Hybrid EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 103 (Body Control Module Diagnosis (HEV)) >> DTC B163E-00: Rain Sensor Module LIN Fault >> Wiring Inspection >> Ground Circuit Inspection

Ground Circuit Inspection

WARNING: This page is about a different variant/trim than selected.
  1. Ignition "OFF".
  2. Disconnect Battery (-) terminal.
  3. Refer to "RAIN SENSOR " and disconnect Rain Sensor connector.
  4. Measure resistance between Pin No. 3 (Ground) terminal of Rain Sensor harness connector and chassis ground.

    Specification:  Approx. below 1Ω

  5. Is the measured value within specification?

    YES 

    NO