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

Hyundai i30 (PD) 2018-2024 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
1.
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)
1.
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.

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    Bonnet

    Opening the bonnet

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    1. Park the vehicle and set the parking brake.

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