Title: Test the windshield washer motor or pump/relay assembly, switches, connectors, terminals, wires, and control components/modules.
Course: Diesel Equipment Technology II (20107-II) > Section: Electrical/Electronic Systems: Servicing Related Electrical Systems

Testing should include

- inspecting the wiper washer pump motor, wiper switch, control module, wiring, and related components
- referring to service materials and following manufacturer guidelines.

Process/Skill Questions:

- How can a wiper washer pump motor be tested for proper operation?
- Why is it important to only use washer fluid designed for vehicles?