Windshield wiper and washer switch

Repair Procedures

Removal

1. 1
   Disconnect the negative (-) battery terminal.
2. 2
   Remove the steering wheel. (Refer to Steering System - "Steering Wheel")
3. 3
   Remove the steering column shroud. (Refer to Steering System - Steering Column Shroud Panel)
4. 4
   Remove the clock spring. (Refer to Restraint System - Driver Airbag (DAB) and Clock Spring)
5. 5
   Disconnect the multifunction connector (A).

   

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

   

Installation

1. 1
   Install the multifunction switch after connecting the connector.
2. 2
   Install the clock spring and steering wheel.
3. 3
   Install the upper and lower shrouds.
4. 4
   Install the steering wheel.

Inspection

1. 1
   Check the circuit continuity between the terminals in each switch position, as shown below.

   

   Switch	Switch Position	Switch Terminal	Resistance (Ω, ±3.5%)
   Front Wiper Switch	FOG	1-9	330
   	OFF		∞
   	INT (AUTO)		800
   	LOW		1800
   	HIGH		5700
   Front Wiper Intermittent Volume	Level 1	7-9	330
   	Level 2		690
   	Level 3		1310
   	Level 4		2610
   	Level 5		7310
   Rear Wiper Switch	OFF	4-16	∞
   	LOW		910
   	HIGH		2000 MY
   Fog Light Switch	OFF	9-10	∞
   	Front Fog Lamp		910
   	Rear Fog Lamp		2910
   Turn Signal Switch	OFF	9-12	∞
   	Left		910
   	Right		2910
   Dimmer and Headlight Switch	OFF	9-13	∞
   	Passing		910
   	Dimmer		2910
   Switch	OFF	9-14	680
   	AUTO / DRL		∞
   	Rear Lamp		1680
   	Low Beam		5580

2. 2
   The electrical system malfunctions can be quickly diagnosed using the vehicle diagnostic system (Diagnostic tool). The diagnostic system (diagnostic tool) provides the following information.

   1. DTC Search: Check malfunction and diagnostic trouble code (DTC)
   2. Data Analysis: Check the input/output data status of the system
   3. Actuation Test: Check the system operating status
   4. S/W Management: Control other functions, including system parameter setting and zero point adjustment
3. 3
   To diagnose the vehicle using the diagnostic tool, select "DTC Analysis" and "Vehicle".

   

4. 4
   To check the current status, select "Data Analysis".

   

5. 5
   Select "IBU_BCM" to view the current input/output data.