Mike's Workshop Manuals: Service manuals for every vehicle
Home >> Kia >> 2019 >> Optima EX >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 100 (Windshield Wiper/Washer System (HEV)) >> Rain Sensor >> Repair Procedures >> Installation

Repair Procedures: Installation

WARNING: This page is about a different variant/trim than selected.
CAUTION:
  • Check the operation of the rain sensor and the light sensor before mounting.
    • Check the sensor for silicon damage.
    • Check whether the rain sensor connector is tightened.
    • Check whether the rain sensor and bracket are properly tightened.
    • Check whether the sensor mounted area is free from foreign matters.
    • Recalibrate sensitivity of the switch if the auto-wiping operation is insensitivity or too much sensitive.
    G13082491Courtesy of KIA MOTORS AMERICA, INC.
  • In case the silicone of the rain sensor is normal or slightly damaged as shown in the below images, it can be reused.
    Normal Damage within 1.5 mm of outer part
    G13082492Courtesy of KIA MOTORS AMERICA, INC.
    G13082493Courtesy of KIA MOTORS AMERICA, INC.
  • In case the silicone of the rain sensor is damaged as shown in the below images, it should be replaced with a new silicone.
    Foreign substances Fingerprint Damage
    G13082494Courtesy of KIA MOTORS AMERICA, INC.
    G13082495Courtesy of KIA MOTORS AMERICA, INC.
    G13082496Courtesy of KIA MOTORS AMERICA, INC.
    Damage
    G13082497Courtesy of KIA MOTORS AMERICA, INC.
    G13082498Courtesy of KIA MOTORS AMERICA, INC.
    G13082499Courtesy of KIA MOTORS AMERICA, INC.
  • In case the silicone of the rain sensor is damaged it should be replaced it as shown below.
    1. Remove the damaged silicone gel pad from the lens plate completely.
      G13082500Courtesy of KIA MOTORS AMERICA, INC.
      NOTE:
      • Be careful not to damage or contaminate the surface of the lens plate during removal.
    2. Attach the new silicone gel pad after removing the silicone paper (A) then remove the transparent film (B).
    G13082501Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • When attaching the silicone gel pad to the sensor, be careful not to contaminate
  • It is very important that the silicon (coupling pad) is completely pushed against the windshield and stuck without any air bubble.
    G13082502Courtesy of KIA MOTORS AMERICA, INC.
  • In case of replacing the damaged windshield, you may reuse the undamaged existing rain sensor.
  • The windshield glass has to be clean and free of contamination or foreign substances.
  1. Connect the rain sensor connector.
  2. Push one of the latch of spring arm (A) down until it snaps and you hear a click sound.

    And then push the latch of second spring arm (B) for keeping the sensor in right position.

G13082503Courtesy of KIA MOTORS AMERICA, INC.
CAUTION:
  • Do not snap both spring arms at the same time.
  • An incorrectly mounted snap connection may cause malfunctions of the rain/light sensor.