Inertia Fuel Shutoff Switch
WARNING:
DO NOT reset IFS switch until fuel system has been inspected for leaks and repaired if necessary.
- If IFS switch is tripped, engine cannot be restarted until switch is manually reset. To reset IFS switch, depress switch button. For IFS switch location, see INERTIA FUEL SHUTOFF SWITCH LOCATION table.
- To test IFS switch, turn ignition off. Remove IFS switch. Shake IFS switch to force it into tripped position (switch open). Check continuity between appropriate IFS switch terminals. See WIRING DIAGRAMS article. Continuity should not exist. Reset switch and ensure continuity exists between appropriate terminals.
INERTIA FUEL SHUTOFF SWITCH LOCATION
| Application | Location | |
|---|---|---|
| Continental, Sable & Taurus | On Left "B" Pillar | |
| Cougar, Escort, Escort ZX2 & LS | Bottom Of Left "A" Pillar | |
| Crown Victoria, Grand Marquis & Town Car | In Trunk Behind Left Luggage Compartment Lining | |
| Focus | Bottom Of Right "A" Pillar | |
| Mustang | Lower Left Rear Of Trunk | |