Title: Inspect and test electrical/electronically operated components and circuits of secondary air-injection systems; determine the needed action.
Course: Automotive Technology III (20104-III) > Section: ENGINE PERFORMANCE: Emissions Control Systems Diagnosis and Repair

Inspection should include using troubleshooting charts and comparing test results to service materials and manufacturer guidelines.

Process/Skill Questions:

- When does the air-injection pump run?
- Why are diverter valves not typically used on electrically operated air injection systems?
- What device controls the air-injection pump?