Kia Optima: Rain Sensor. Repair procedures

System Function

Basic PrincipleEmitted Beam from luminosity diode is reflected entirely against the windshield exterior, and then turn into photo diode. If there is water on the windshield exterior, beam separates ...

Inspection

Rain Sensing Wiper 1. In IGN2 ON state, if auto switch input (LIN communication) is ON then both wiper low relay and wiper high relay outputs are controlled by the rain sensor input s ...

See also:

Warning Lights/Audible Indicators Checking Operation
All the warning lights, except the brake warning light, are checked by turning the ignition switch ON (you do not need to start the engine). Any light that does not come on should be checked by an ...

Seat Heater. Schematic Diagrams
Circuit Diagram ...

TCS ON/OFF MODE
In the TCS ON mode, the indicator in the instrument cluster will not be illuminated. The indicator will illuminate when the ignition key is turned to the “ON” position, but should go off after 3 se ...