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.
1999 Ford Taurus SHOFACTORY OEM SERVICE PROCEDURE
Vehicles Without Keyless Entry Keypad
- Ensure anti-theft system is not armed, ignition switch is in LOCK position and all doors are closed. Do all the following within 30 seconds: turn ignition switch to RUN position, press door lock switch to UNLOCK position 3 times, turn ignition switch to LOCK position, press door lock switch to UNLOCK position 3 times and then turn ignition switch to RUN position.
- Horn should chirp once after ignition switch in turned to RUN position after step 1) has been performed. If horn chirps, go to next step. If horn does not chirp, wait at least 30 seconds and repeat step 1) .
- Press door lock switch to UNLOCK position, then to LOCK position. If autolock feature was disabled, horn will chirp once. If autolock feature was enabled, horn will chirp twice. Turn ignition switch to LOCK position. Horn will chirp once, after ignition switch is turned to LOCK position to confirm that you enabled or disabled autolock feature.
Factory Service Tools
Use the Manual With the Right Hardware
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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.