Title: Identify window fogging problems.
Course: Diesel Equipment Technology III (20107-III) > Section: Heating, Ventilation, and Air Conditioning: Servicing the Heating and Engine Cooling Systems

Identification should include

- checking for moisture inside the vehicle
- inspecting drainage issues in humidity mode doors
- verifying that windows are not correctly set in place.

Process/Skill Questions:

- What should happen within the HVAC system when the defrost turns on?
- How would keeping the windshield clean on the inside help the A/C systems remove fogging?