Title: Identify and interpret engine performance concerns; determine needed action.
Course: Automotive Technology III (20104-III) > Section: Engine Performance: General-Engine Diagnosis

Interpretation should include

- verifying the customer concern
- determining the proper function of relevant engine component
- checking for engine modifications
- comparing component and function to a similar vehicle, if needed.

ASE Education Foundation
2017 Automobile Service Technology (AST) Level
VIII. Engine Performance
A. General Engine Diagnosis
Task 1

Process/Skill Questions:

- What information is needed from customers before a technician can begin to diagnose a problem?
- What is the first step in diagnosing the customer concern?
- What should be done if the technician cannot duplicate the problem?