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 MANUALSFORD1991TAURUS L, 4D SEDAN, 3.8 4REPAIR AND DIAGNOSISHEATING, VENTILATION & A/C (HVAC)HVAC CONTROL SYSTEMSHEATER SYSTEMSERVICING PRECAUTIONSAIR BAG SYSTEM FUNCTIONAL TEST
1991 Ford Taurus L, 4D Sedan, 3.8 4
Air Bag System Functional Test
1991 Ford Taurus L, 4D Sedan, 3.8 4SECTION Air Bag System Functional Test
- Disconnect negative battery cable and back-up power supply. Remove jumper wire from air bag terminals on clockspring assembly, if connected. Reconnect air bag module connector.
- Position air bag module on steering wheel and secure with 4 nuts and washers. Tighten air bag module to 35-53 INCH lbs. (4-6 N.m). Connect negative battery cable and air bag back-up power supply.
- Turn the ignition switch to RUN position. If AIR BAG light comes on continuously for 4 to 8 seconds and then goes out, air bag system is functioning properly.
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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.