Title: Inspect and test fan(s), fan clutch (electrical or mechanical), fan shroud, and air dams; determine needed action.
Course: Automotive Technology III (20104-III) > Section: Engine Repair: Lubrication and Cooling Systems Diagnosis and Repair

Inspection should include following manufacturer guidelines and using

- infrared thermometer
- scan tool.

ASE Education Foundation
2017 Automobile Service Technology (AST) Level
I. Engine Repair
D. Lubrication and Cooling Systems Diagnosis and Repair
Task 8

Process/Skill Questions:

- How should the technician inspect and test fans and fan clutches?
- What can happen if a fan or fan clutch fails?
- What tools are needed to check electrical fans and mechanical fans with clutches?