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 MANUALSMERCURY1995VILLAGER GS, VAN PASSENGERREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - SYSTEM/COMPONENT TESTS 3.0LCOMPUTERIZED ENGINE CONTROLSPOWERTRAIN CONTROL MODULE (PCM)GROUND CIRCUITS
1995 Mercury Villager GS, Van Passenger
Ground Circuits
1995 Mercury Villager GS, Van PassengerSECTION Ground Circuits
- Using a DVOM, check for continuity to ground on PCM terminals No. 6, 13, 39, 48, 107 and 108. See Figure . Resistance should be zero ohms. If resistance is not zero ohms, repair open to ground.
- Touch negative lead of voltmeter to a good ground. With vehicle running, backprobe positive lead of voltmeter to each ground terminal. Voltmeter should indicate less than one volt. If reading is greater than one volt, check for open, corrosion or loose connection on ground lead.
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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.