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

Hyundai Elantra AD (2016-2020) 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) 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)

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 (?, ±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	?
Fog lamp switch	ON	9 - 10	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

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.

Components and Components Location

Component Location 1. Windshield wiper arm & blade2. Wiper & washer switch3. Windshield washer hose & nolzzle4. Washer motor & linkage assembly5. Washer motor6. Washer reservoir7. ...

Front Wiper Motor Components and Components Location

Component Location 1. Cap2. Nut3. Wiper arm & blade4. Rivet5. Cowl top cover6. Bolt7. Wiper motor & linkage assembly8. Wiper motor connector ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Rear Wheel Speed Sensor Repair procedures
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Hyundai Elantra AD (2016-2020) Owners Manual: Detecting Sensor
The rear radars are located inside the rear bumper for detecting the side and rear areas. Always keep the rear bumper clean for proper operation of the system. NOTICE The system may not work properly when the bumper has been damaged, or if the rear bumper has been replaced or repaired. ...