Check for continuity between the terminals while operating the wiper and washer switch. If it is not normal condition, replace wiper and wiper switch.
Remove the steering column shroud lower / upper panel.
<a href="content.asp?vehicletype=Passenger&mfrcode=KM&area=KME&langcode=ENG&modelid=JD12&modelyr=2013&mmctype=bd&mmcid=4&group=SHOP&pdftype=&cat1=2013+%3E+G+1%2E6+MPI&ec=&firstnodedesc=Body+%28Interior+and+Exterior%29&sitinfolist=91%5E9154%5E91540080%5Enone%5E801%5E6%5EENG%5EKM%5EJD12%5E2013%5Ebd%5E4%5Enone%5Enone%5Enone%5ESHOP%5E%24" target="_blank">(Refer to Body - "Steering Column Shroud Panel")</a>
Disconnect the connector (A).
If it is necessary to remove. The wiper & washer switch (A) only, release the lock of wiper switch using tool without removing the steering wheel and the clock spring.
Remove the steering wheel.
<a href="content.asp?vehicletype=Passenger&mfrcode=KM&area=KME&langcode=ENG&modelid=JD12&modelyr=2013&mmctype=st&mmcid=4&group=SHOP&pdftype=&cat1=2013+%3E+G+1%2E6+MPI&ec=&firstnodedesc=Steering+System&sitinfolist=61%5E6106%5Enone%5Enone%5E801%5E6%5EENG%5EKM%5EJD12%5E2013%5Est%5E4%5Enone%5Enone%5Enone%5ESHOP%5E%2461%5E6106%5Enone%5Enone%5E801%5E2%5EENG%5EKM%5EJD12%5E2013%5Est%5E4%5Enone%5Enone%5Enone%5ESHOP%5E%24" target="_blank">(Refer to Steering System - "Steering Wheel")</a>
Remove the clock spring.
<a href="content.asp?vehicletype=Passenger&mfrcode=KM&area=KME&langcode=ENG&modelid=JD12&modelyr=2013&mmctype=ab&mmcid=10&group=SHOP&pdftype=&cat1=2013+%3E+G+1%2E6+MPI&ec=&firstnodedesc=Restraint&sitinfolist=81%5E8120%5E81200100%5Enone%5E801%5E1%5EENG%5EKM%5EJD12%5E2013%5Eab%5E10%5Enone%5Enone%5Enone%5ESHOP%5E%2481%5E8120%5E81200100%5Enone%5E801%5E4%5EENG%5EKM%5EJD12%5E2013%5Eab%5E10%5Enone%5Enone%5Enone%5ESHOP%5E%2481%5E8120%5E81200100%5Enone%5E801%5E8%5EENG%5EKM%5EJD12%5E2013%5Eab%5E10%5Enone%5Enone%5Enone%5ESHOP%5E%24" target="_blank">(Refer to Restraint - "Driver Airbag (DAB) and Clock Spring")</a>
Remove the multifunction switch assembly (A) after loosening 2 screws.
Install the multifunction switch after connecting the connector.
Install the clock spring and steering.
Install the upper and lower shroud.
Install the steering wheel.