Inertia Fuel Shutoff (Ifs) Switch
- 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 (IFS) SWITCH LOCATION table.
CAUTION:
DO NOT reset inertia switch until fuel system has been inspected for leaks.
INERTIA FUEL SHUTOFF (IFS) SWITCH LOCATION
| Application |
Location |
| Probe |
Right Side Of Trunk |
| Sable & Taurus |
| Sedan |
Left Side Of Trunk |
| Wagon |
Behind Access Door In Right Rear Cargo Area |
| All Others |
In Trunk On Left Hinge Support Or Behind Trim Panel |
- To test inertia switch, turn ignition off. Remove inertia switch. Shake inertia switch to force switch into tripped position (switch open).Measure resistance between inertia switch terminal. See INERTIA SWITCH RESISTANCE table. Replace switch if resistance is incorrect, or if switch cannot be tripped.
INERTIA SWITCH RESISTANCE
| Switch Position |
Ohms |
| Open |
10,000+ |
| Closed |
0-5 |