Hyundai Elantra: Windshield Wiper/Washer / Windshield Wiper-Washer Switch

Hyundai Elantra (CN7) 2021-2025 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. (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

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)

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.

Components and components location

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

Front Wiper Motor

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

Other information:

Hyundai Elantra (CN7) 2021-2025 Service Manual: General information

General Service Information Protection of the Vehicle Always be sure to cover fenders, seats, and floor areas prior to beginning work. • The support rod must be inserted into the hole near the edge of the hood whenever you inspect the engine compartment to prevent the hood from falling and causing possible injury...

Hyundai Elantra (CN7) 2021-2025 Service Manual: Specifications

Specifications Item Specification Ultrasonic sensorVoltage ratingDC 12 VDetecting range11.8 - 47.2 in. (30 - 120 cm)Operation voltageDC 9 - 16 VOperation currentMAX 350 mAOperation temperature-22 - 176°F (-30 - 80°C)Operation frequency48 ± 5 KHzNumber of sensors8 units..

Function malfunction and limitations

Function malfunction

When High Beam Assist is not working properly, the ‘Check High Beam Assist (HBA) system’ or ‘Check HBA (High Beam Assist) system’ warning message will appear and warning light will illuminate on the cluster. Take your vehicle to an authorized HYUNDAI dealer and have the function checked.