Title: Remove and replace spark plugs; inspect secondary ignition components for wear and damage.
Course: Automotive Technology II (20104-II) > Section: Engine Performance: General

Procedure should include

- cleaning the area around the spark plugs prior to removing them
- labeling wires before removing plugs
- selecting the correct tool and plug for replacement
- visually checking the secondary ignition components.

Process/Skill Questions:

- Why and how often should spark plugs be checked?
- What is the function of spark plugs?
- Why should the gap on a spark plug be adjusted?
- What safety precautions should be observed when replacing the spark plugs?