Kia Optima DL3: Wiper/Washer / Wiper Motor

Kia Optima DL3 2019-2025 Service and Repair Manual / Body Electrical System / Wiper/Washer / Wiper Motor

Schematic diagrams

Connector and Terminal Function

Pin	Function
1	Ground (-)
2	Parking
3	Power (+)
4	Low
5	High

Repair procedures

Removal

1.	Remove the cowl top cover. (Refer to Body - "Cowl Top Cover")

Remove the wiper motor & linkage assembly (A) after loosening the mounting bolts.

Tightening torque :

6.9 - 10.8 N·m (0.7 - 1.1 kgf·m, 5.1 - 8.0 lb·ft)

3.	Disconnect the wiper motor connector (A).

Installation

1.	Install in the reverse order of the removal.

Inspection

Diagnosis with KDS

In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS).

The diagnostic system(KDS) provides the following information.

(1)	Self diagnosis : Checking failure and code number (DTC).

(2)	Current data : Checking the system input/output data state.

(3)	Actuation test : Checking the system operation condition.

(4)	Additional function : Controlling other features including system option setting and zero point adjustment.

2.	Select the 'Car model' and the 'Integrated body control unit (IBU)' to be checked in order to check the vehicle with the tester.

3.	Select the 'Current Data' menu to search the current state of the input/output data.

❮Wiper Arm

Repair procedures Removal 1. If necessary, remove the blade by pushing it in the direction arrow after opening the hook (A).

Washer Switch❯

Repair procedures Replacement 1. If wiper switch needs to be replaced, replace the multifunction switch assembly. (Refer to Body Electrical System - "Multifunction Switch")

Other information:

Kia Optima DL3 2019-2025 Service and Repair Manual: Trunk Room Lamp

Repair procedures Removal 1. Disconnect the negative battery terminal. 2. Remove the trunk room lamp (A) by pressing the hook. 3. Disconnect the trunk room lamp connector (A).

Kia Optima DL3 2019-2025 Service and Repair Manual: Lumbar Support System