Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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.INERTIA FUEL SHUTOFF (IFS) SWITCH LOCATION
Application Location Contour & Mystique Behind Left Kick Panel Probe Left Side Of Cargo Area - 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 the WIRING DIAGRAMS article in the ENGINE PERFORMANCE section.
WIRING DIAGRAMS - 2.0L - Probe
WIRING DIAGRAMS - 2.0L - Contour & Mystique
Continuity should not exists. Reset switch and ensure continuity exists between appropriate terminals.
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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