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 MANUALSFORD1987THUNDERBIRD BASE, 3.8 3REPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEPOWER WINDOWSTESTINGWINDOW SWITCHESSINGLE WINDOW SWITCH (ALL OTHER MODELS)
1987 Ford Thunderbird Base, 3.8 3
Single Window Switch (All Other Models)
1987 Ford Thunderbird Base, 3.8 3SECTION Single Window Switch (All Other Models)
- With switch removed from vehicle, test with a self-powered test light or ohmmeter. With switch in "NEUTRAL" position, there should be continuity between terminals No. 1 and 3, No. 2 and 5, and No. 4 and 6.
- With the switch pushed downward, there should be continuity between terminals No. 2, 4 and 5, and No. 1 and 3. Terminal No. 6 should be disconnected from any other terminal.
- With switch pushed upward, there should be continuity between terminals No. 2, 3 and 5, and No. 4 and 6. Terminal No. 1 should be disconnected from any other terminal. If switch does not test as stated, replace switch.
RENDER: 1.0x
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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.