Hyundai i-30: Windshield Wiper/Washer / Windshield Wiper-Washer Switch

Hyundai i30 (PD) 2018-2025 Service Manual / Body Electrical System / Windshield Wiper/Washer / Windshield Wiper-Washer Switch

Repair procedures

Removal

1.	Disconnect the negative (-) battery terminal.

2.	If it is necessary to remove multifunction switch assembly, remove the steering wheel. (Steering System - "Steering Wheel")

3.	Remove the steering column upper shrouds (A). (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.	Loosen the screws (2EA) and remove the multifunction switch assembly (A).

Installation

1.	Install the multifunction switch.

2.	Install the clock spring and steering wheel.

3.	Install the steering column upper and lower shrouds.

4.	Install the steering wheel.

Inspection

Multifunction Switch Inspection

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		1800
	HIGH		5700
Rear wiper switch	OFF	9-16	∞
	LOW		910
	HIGH		2910

[Right Handle Drive]

Switch	Switch position	Switch terminal	Resistance (Ω, ±3.5%)
Front Wiper switch	MIST	3-16	330
	OFF		∞
	Intermittent (AUTO)		800
	LOW		1800
	HIGH		5700
Rear wiper switch	OFF	9-16	∞
	LOW		910
	HIGH		2910

Inspection (With GDS)

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

The diagnostic system(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.

Components and components location

Component Location 1. Windshield wiper arm & blade 2. Wiper & washer switch 3. Windshield washer hose & nolzzle 4...

Front Wiper Motor

Components and components location Component Location 1. Cap 2. Nut 3. Wiper arm & blade 4. Rivet 5. Cowl top cover 6...

Other information:

Hyundai i30 (PD) 2018-2025 Owner's Manual: Explanation of scheduled maintenance items

Engine oil and filter The engine oil and filter should be changed at the intervals specified in the maintenance schedule. If the vehicle is being driven in severe conditions, more frequent oil and filter changes are required. Drive belts Inspect all drive belts for evidence of cuts, cracks, excessive wear or oil saturation and replace if necessary...

Hyundai i30 (PD) 2018-2025 Service Manual: Specification

Specifications Item Specification Rated voltage DC 13.5 V Operating voltage DC 8.5 - 16.0 V Operating temperature -86 to 167°F (-30 to 75°C) Dark current Max...