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

Hyundai Palisade (LX2) 2020-2025 Service Manual / Body Electrical System / Windshield Wiper/Washer / Windshield Wiper-Washer Switch

Repair procedures

Removal

1.	Disconnect the negative (-) battery terminal.

2.	Remove the steering wheel. (Refer to Steering System - "Steering Wheel")

3.	Remove the steering columm shround. (Refer to Steering System - "Steering Columm Shround panel")

4.	Remove the clock spring. (Refer to Restraint - "Driver Airbag(DAB) and Clock Spring")

5.	Remove the multifunction connector (A).

6.	Remove the multifunction switch (A) after loosening the mounting screws (2EA).

Installation

1.	Install the multifunction switch after connecting the connector.

2.	Install the clock spring and steering.

3.	Install the upper and lower shroud.

4.	Install the steering wheel.

Inspection

Check for continuity between the terminals in each switch position as shown below.

Hyundai Palisade. Repair procedures

Switch	Switch position	Switch terminal	Resistance (Ω, ±3.5%)
Front wiper switch	MIST	1-9	330
	OFF		∞
	INT (AUTO)		800
	LOW		1800
	HIGH		5700
Front wiper intermittent volume	Volume 1	7-9	330
	Volume 2		690
	Volume 3		1310
	Volume 4		2610
	Volume 5		7310
Rear wiper switch	OFF	4-16	∞
	LOW		910
	HIGH		2000
Fog lamp switch	OFF	9-10	∞
	Front foglamp		910
	Rear foglamp		2910
Turn signal switch	OFF	9-12	∞
	Left		910
	Right		2910
Dimmer & Passing switch	OFF	9-13	∞
	Passing		910
	Dimmer		2910
Light switgh	OFF	9-14	680
	AUTO / DRL		∞
	Tail lamp		1680
	Low beam		5580

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" .

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

Components and components location

Component Location 1. Windshield wiper arm & blade 2. Wiper & washer switch 3. Windshield washer hose 4. Windshield wiper motor & linkage 5...

Front Wiper Motor

Components and components location Component Location 1. Cap 2. Nut 3. Wiper arm & blade 4. Cowl top cover 5...

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Hyundai Palisade (LX2) 2020-2025 Service Manual: Heater & A/C Control Unit (DATC)

Components and components location Component Connector Pin Function Connector PIN No Pin Function Connector PIN No Pin Function A 1 Battery A 21 IGN2 2 ISG B+ 22 IGN1 3 ILL+ (TAIL) 23 Blower Motor (+) 4 Sensor Ground REF (+5V) 24 Photo Sensor (-)_LEFT 5 Mode Control Actuator Feedback 25 Photo Sensor (-)_RIGHT 6 Temperature Actuator Feedback - Driver 26 Incar Sensor (+) 7 Intake Actuator Feedback 27 Incar Motor (-) 8 Evaporator Temperature Sensor (+) 28 PTC Relay 3 9 Ambient Temperature Sensor (+) 29 PTC Relay 3 10 Mode Control Actuator (Vent) 30 PTC On Signal 11 Mode Control Actuator (Defrost) 31 Detent out (-) 12 Temperature Control Actuator (Cool) - Driver 32 K - Line 13 Temperature Control Actuator (Warm) - Driver 33 P_CAN High 14 Intake Actuator (Fresh Air) 34 P_CAN Low 15 Intake Actuator (Recirculated Air) 35 Mosfet (DRAIN F/B) 16 HTD (Rear Defrost) 36 Mosfet (GATE) 17 Rear Defogging Swich 37 ECV + 18 Clean Signal 38 ECV - 19 Ionizer Diagnosis 39 Sensor Ground 20 ILL - (RHEO) 40 Ground Connector PIN No Pin Function Connector PIN No Pin Function B 1 Temperature Control Actuator Feedback - Passenger B 9 - 2 Temperature Control Actuator (Cool) - Passenger 10 - 3 Temperature Control Actuator (Warm) - Passenger 11 - 4 Defogging Actuator Feedback 12 Defogging Sensor TEMP 5 Defogging Actuator (Open) 13 Defogging Sensor SCK 6 Defogging Actuator (Close) 14 Defogging Sensor Data 7 - 15 - 8 Seat Signal PWM - Driver 16 Ground Repair procedures Self Diagnosis 1...