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.
1992 Ford Taurus SHOFACTORY OEM SERVICE PROCEDURE
Master Switch
- Remove switch from vehicle and test with a self-powered test light or ohmmeter. With switch in NEUTRAL position, there should be continuity between terminals No. 1, 2, 3, 4, 5, 6, 7, 8 and 9, and between 10 and 11. See Fig 1 .
- With lock-out switch button depressed into its detent position, there should be no continuity between terminal No. 11 and any other terminal.
- With all switches in "close" position, there should be continuity between terminals No. 1, 3, 5, 7, 10 and 11, and between terminals No. 2, 4, 6, 8 and 9.
- With all switches in "open" position, there should be continuity between terminals No. 1, 3, 5, 7 and 9, and between terminals No. 2, 4, 6, 8, 10 and 11.
- Replace switch if continuity is not as specified.
Factory Service Tools
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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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