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 MANUALSFORD1999TAURUS SE, 4D SEDAN, 3.0 2, AX4SREPAIR AND DIAGNOSISELECTRICALGAUGESINSTRUMENT PANELS - ANALOGSYSTEM TESTSTEST R: SPEED CONTROL INDICATOR NEVER/ALWAYS ON
1999 Ford Taurus SE, 4D Sedan, 3.0 2, AX4S
Test R: Speed Control Indicator Never/Always On
1999 Ford Taurus SE, 4D Sedan, 3.0 2, AX4SSECTION Test R: Speed Control Indicator Never/Always On
- Turn ignition switch to RUN position. If speed control indicator is always on, go to next step. If speed control indicator is never on, repair speed control concern. See CRUISE CONTROL SYSTEMS - SABLE & TAURUS article.
- Turn ignition switch to LOCK position. Disconnect instrument cluster harness connector C251. Disconnect speed control servo/actuator harness connector C102. Measure resistance between ground and terminal No. 5 (Orange/Light Blue wire) at instrument cluster harness connector C251. See Figure . If resistance is greater than 10 k/ohms, replace speed control servo. If resistance is 10 k/ohms or less, repair short to ground in Orange/Light Blue wire.
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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.