Inertia Fuel Shutoff (IFS) Switch - Reset Instructions
WARNING: This page does not describe the selected car, but rather 28 other vehicles, including the 2014 Lincoln Navigator, 2014 Lincoln MKZ, 2014 Lincoln MKX, 2014 Lincoln MKT, and 2014 Lincoln MKS. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
IF YOU SEE OR SMELL GASOLINE AT ANY TIME OTHER THAN DURING FUELING, DO NOT RESET THE INERTIA FUEL SHUTOFF (IFS) SWITCH. FAILURE TO FOLLOW THESE INSTRUCTIONS MAY RESULT IN PERSONAL INJURY.
- Key in OFF position.
- Check for fuel leaks in the engine compartment.
- If no leak is present, reset the IFS switch by pushing the reset button on the top of the switch. Refer to the Owner's Literature, Roadside Emergencies for the location of the IFS switch.
- In the closed position, the button can be pressed an additional 1.57 mm (1/16 in) against a spring.
- Key ON, engine OFF.
- Key in OFF position.
- Key ON, engine OFF.
- Key in OFF position.
- Check for leaking fuel.
| Vehicle | Connector | Pin | Circuit |
|---|---|---|---|
| E-Series, F-150, Mustang 3.7L, Mustang 5.0L |
A | 4 3 |
FPPWR FPRTN |
| F-650/F-750, F-Series Super Duty, Motorhome/Stripped Chassis/Step Van |
B | 4 3 |
FPPWR FPRTN |
| Mustang 5.8L | C | 4 3 1 6 |
FP2PWR FPPWR FP2RTN FPRTN |
| All other vehicles | D | 5 4 |
FPPWR FPRTN |