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Home >> Kia >> 2019 >> Optima S >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 289 (Body Control Module Diagnosis (PHEV)) >> DTC B163E-00: Rain Sensor Module LIN Fault >> General Description

DTC B163E-00: Rain Sensor Module LIN Fault: General Description

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The Rain Sensor Module (RSM) is attached to front window glass, it detects moisture using Light Emitting Diodes (LED). The moisture is used to determine operating time and controlling the Auto, Low and High speed of the wipers. The illumination is needed to control the lamps.

  1. * Wiper Motor Module (WMM)
  2. * Multi-Function Switch (MFSW)
  3. * Rain Sensor Module (RSM)
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