Sorry, this article is currently incomplete. We'll have this finished up soon. In the meantime, check out some other articles on Cars Simplified!An inertia switch is a safety component that allows a vehicle's computer to know that a jarring event has happened, typically a collision. Sometimes these switches are just wired to the computer, while other times they are directly wired to other components that need to be shut off, such as the fuel pump.
Inside an Inertia Switch
- Fuel Pump
- List of OBD-II Codes