Hyundai Elantra (CN7): Windshield Wiper/Washer / Windshield Wiper-Washer Switch

Hyundai Elantra (CN7) 2021-2026 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.
(Refer to Body - "Steering Column Shroud Panel")
4.
Disconnect the clock spring connector (A) and multifunction switch connector (B).

5.
Remove the clock spring (A).

6.
Loosen the clamp (A) 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
Windshield Wiper/Washer Switch Inspection
1.
Check for continuity between the terminals in each switch position as shown below.

Deiscripsion
Switch
Resistance Value (Ω, ±3.5%)
Wiper switch signal
MIST
330
OFF
∞
INT (AUTO)
800
Low
1800
High
5700
Front wiper INT volume
Volume 1 (Fast)
330
Volume 2
690
Volume 3
1310
Volume 4
2610
Volume 5
7310
Fog lamp switch
OFF
∞
Front
910
Rear
2910
Turn signal lamp switch
OFF
∞
L/C_LH
910
T_SIG_LH
2910
L/C_RH
910
T_SIG_RH
2910
Head lamp Passing / High beam switch
OFF
∞
Passing
910
Dimmer
2910
Light Switch
OFF
680
Auto
1680
Tail lamp
5580
Head lamp(Low)
∞

Inspection (With Diagnostic tool)
1.
In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).
The diagnostic system (Diagnostic tool) provides the following information.
(1)
Fault Code Searching : Checking failure and code number (DTC)
(2)
Data Analysis : Checking the system input/output data state
(3)
Actuation test : Checking the system operation condition
(4)
S/W Management : Controlling other features including system option setting and zero point adjustment
2.
If diagnose the vehicle by Diagnostic tool, select "DTC Analysis" and "Vehicle".

3.
If check current status, select the "Data Analysis" and "Car model".

4.
Select the 'IBU_BCM' to search the current state of the input/output data.

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

    Components and components location Component Location1. Cap2. Nut3. Wiper arm & blade4. Cowl top cover5. Bolt6. Wiper motor & linkage assembly7.

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