Kia Rio: Rear Glass Defogger / Rear Glass Defogger Switch

In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS/GDS).

The diagnostic system (KDS/GDS) provides the following information.

Select the 'Car model' and the 'Body Control Module (BCM)' to be checked in order to check the vehicle with the tester.

Select the 'Current Data' menu to search the current state of the input/output data.

To forcibly actuate the input value of the module to be checked, select option 'Actuation Test'

Disconnect the negative (-) battery terminal.

Remove the heater and A/C controll unit.

(Refer to Heating, Ventilation, Air conditioning - "Heater & A/C Control Unit (MANUAL)")

(Refer to Heating, Ventilation, Air conditioning - "Heater & A/C Control Unit (FATC)")

Install the heater and A/C control unit.

Connect the negative (-) battery terminal.