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.
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HOMESERVICE MANUALSFORD1997EXPLORER 4D UTILITY, 4.0 E, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 26 (ENGINE CONTROLS - THEORY & OPERATION)COMPUTERIZED ENGINE CONTROLSINPUT DEVICESPARK/NEUTRAL POSITION (PNP) SWITCH
1997 Ford Explorer 4D Utility, 4.0 E, 4WD
Park/Neutral Position (PNP) Switch
1997 Ford Explorer 4D Utility, 4.0 E, 4WDSECTION Park/Neutral Position (PNP) Switch
WARNING: This page is about a different car, the 1997 Mercury Mountaineer. However, it is still accessible from the selected car via links, so may be relevant.
PNP switch is mounted on transmission selector lever. PNP indicates shift lever position by means of a variable resistance signal. This signal is used by PCM to determine gear shift selector position.
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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.