98 Pontiac Sunfire - is there a crash switch?

  • Thread starter Thread starter Uncle Gym
  • Start date Start date
crash switch no such thing i need to know how hard you hit it you may have gotten wiring wet or knock some thing lose
 
Most times, this is referred to as an inertia switch.

Many, if not most all, fuel-injected vehicles have some kind of inertia switch. This is intended to kill the electric fuel pump in the event of a wreck, so that gasoline won't continue to be pumped into a bad situation. Any hard jar can cause the switch to open up, as it was designed to do.

The location of the switch varies widely - many are tucked in kick panels, or up underneath the dash, or laid underneath the carpet edge up by the firewall. Perhaps your owner's manual will have this information, else will need to refer to a shop manual, or perhaps a friendly mechanic familiar with this vehicle.
 
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