Title: Identify the causes of slow, intermittent, or no-power window operation.
Course: Diesel Equipment Technology II (20107-II) > Section: Electrical/Electronic Systems: Servicing Related Electrical Systems

Identification should include

- demonstrating the power window operation
- checking for proper voltage source, grounds, switches, modules, wiring, and related components
- referring to service materials and following manufacturer guidelines.

ASE 1: VII. Cab: D. Hardware (P-1)

Process/Skill Questions:

- How is a motor-driven circuit tested?
- What would cause an electric window to operate only when the door is in the closed position?
- What causes most motors to reverse direction?