Hyundai Ioniq (AE): Windshield Wiper/Washer / Windshield Wiper-Washer Switch. Repair procedures

Hyundai Ioniq (AE) 2017-2022 Service & Repair 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) from 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 (with GDS)
1.
When each switch is pressed, check the electricity flow between multi-function switch connector and grounding, and if the electricity does not match the specification, replace the switch.

Deiscripsion
Switch
No
Resistance Value (Ω, ±1%)
Wiper switch signal
MIST
1 - 9
330
OFF
∞
INT (AUTO)
800
Low
1800
High
5700
Front wiper INT volume
Volume 1
7 - 9
330
Volume 2
690
Volume 3
1310
Volume 4
2610
Volume 5
7310
Fog lamp switch
OFF
 9 - 10
∞
ON
910
Turn signal lamp switch
OFF
9 - 12
∞
Left
910
Right
2910
Head lamp Passing / High beam switch
OFF
9 - 13
∞
Passing
910
Dimmer
2910
Light Switch
OFF
9 - 14
∞
Auto
680
Tail lamp
1680
Head lamp (Low)
5580

2.
The body electrocal system can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
The diagnostic system (GDS) provides the following information.
(1)
Self diagnosis : Checking the failure code (DTC) and display
(2)
Current data : Checking the system input/output data state
(3)
Actuation test : Checking the system operation condition
(4)
Additional function : Other controlling such as he system option and zero point adjustment
3.
Select the "Car Model" and the system to be checked in order to check the vehicle with the tester.
4.
Select the "Body Control Module (BCM)" to check the Body Control Module (BCM).
5.
Select the "Current Data" menu to search the current state of the input/output data.
The input/output data for the sensors corresponding to the Body Control Module (BCM) can be checked.

    Component Location1. Windshield wiper arm & blade2. Wiper & washer switch3. Windshield washer hose & nolzzle4. Washer motor & linkage assembly5.

    Component Location1. Cap2. Nut3. Wiper arm & blade4. Rivet5. Cowl top cover6. Bolt7. Wiper motor & linkage assembly8. Wiper motor connector

    Other information:

    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: General safety information and caution

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    Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Smart Cruise Control (SCC) Switch. Components and components location

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