Kia Rio: Windshield Wiper/Washer / Windshield Wiper-Washer Switch

Kia Rio 2017-2021 YB Service Manual / Body Electrical System / Windshield Wiper/Washer / Windshield Wiper-Washer Switch

Repair procedures

Removal

[BCM Type]

1.	Disconnect the negative (-) battery terminal.

2.	Remove the steering wheel. (Refer to Steering System - "Steering Wheel")

3.	Remove the steering column upper and lower shrouds after loosening the screws. (Refer to Body - "Steering Column Shroud Panel")

4.	Remove the clock spring. (Refer to Restraint - "Driver Airbag (DAB) Module and Clock Spring")

5.	Disconnect the multifunction switch connector (A).

6.	Remove the multifunction switch assembly (A) after loosening the mounting screws.

[Non-BCM Type]

1.	Disconnect the negative (-) battery terminal.

2.	Remove the steering column upper and lower shrouds after loosening the screws. (Refer to Body - "Steering Column Shroud Panal")

3.	Disconnect the wiper switch / washer switch connector (A).

4.	Remove the wiper switch / washer switch (A) by pushing the lock pin (B).

Installation

[BCM Type]

1.	Install the multifunction switch.

2.	Install the clock spring.

3.	Install the steering column upper and lower shrouds.

4.	Install the steering wheel.

5.	Connect the negative (-) battery terminal.

[Non-BCM Type]

1.	Install the wiper switch / washer switch.

2.	Connect the wiper switch / washer switch connector.

3.	Install the steering column upper and lower shrouds.

4.	Connect the negative (-) battery terminal.

Inspection

Multifunction Switch Inspection

[BCM Type]

Check for continuity between the terminals in each switch position as shown below.

[Left Handle Drive]

Switch	Switch position	Switch terminal	Resistance (Ω, ±3.5%)
Front wiper switch	MIST	1-9	330
	OFF		∞
	Intermittent (AUTO)		800
	LOW		1,800
	HIGH		5,700
Rear wiper switch	OFF	9-16	∞
	LOW		910
	HIGH		2,910

[Right Handle Drive]

Switch	Switch position	Switch terminal	Resistance (Ω, ±3.5%)
Front Wiper switch	MIST	3-16	330
	OFF		∞
	Intermittent (AUTO)		800
	LOW		1,800
	HIGH		5,700
Rear wiper switch	OFF	9-16	∞
	LOW		910
	HIGH		2,910

Inspection (With KDS/GDS)

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.

(1)	Self diagnosis : Checking failure and code number (DTC)

(2)	Current data : Checking the system input/output data state

(3)	Actuation test : Checking the system operation condition

(4)	Additional function : Controlling other features including system option setting and zero point adjustment

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

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

[Non-BCM Type]

1.	Check for continuity between the terminals in each switch position as shown below. Front Wiper & Washer Switch [LHD] [RHD] Front Washer Switch [LHD] [RHD]

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