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 MANUALSFORD2005TAURUS SEL, 4D SEDANREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 160 (ANTI-LOCK BRAKE SYSTEM)DIAGNOSIS AND TESTINGANTI-LOCK CONTROLPINPOINT TEST H: THE YELLOW ANTI-LOCK BRAKE SYSTEM (ABS) WARNING INDICATOR IS ALWAYS ONTESTING
2005 Ford Taurus SEL, 4D Sedan
Pinpoint Test H: The Yellow Anti-lock Brake System (ABS) Warning Indicator is Always On: Testing
2005 Ford Taurus SEL, 4D SedanSECTION Testing
WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
- H1 CHECK FOR DTCs
- Connect the diagnostic tool.
- Key in ON position.
Retrieve the ABS module DTCs.
- Any DTCs present?
- Yes : If the DTCs retrieved are related to the concern, go to the ANTI-LOCK BRAKE SYSTEM (ABS) MODULE DIAGNOSTIC TROUBLE CODE (DTC) INDEX to continue diagnostics.
- No : GO to H2.
- H2 CARRY OUT THE INSTRUMENT CLUSTER ABS WARNING INDICATOR ACTIVE COMMAND
- Enter the following diagnostic mode on the diagnostic tool: Instrument Cluster Active Command.
- Command all warning lamps ON then OFF.
- Does the yellow ABS warning indicator continue to illuminate?
- Yes : GO to H3.
- No : GO to H4.
- H3 CHECK FOR CORRECT INSTRUMENT CLUSTER MODULE OPERATION
- Disconnect the instrument cluster connector.
- Check for:
- corrosion
- pushed-out pins
- Connect the instrument cluster connector and make sure it seats correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
- Yes : INSTALL a new instrument cluster. REFER to INSTRUMENT CLUSTER . CLEAR the DTCs. REPEAT the self-test.
- No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test.
- H4 CHECK FOR CORRECT ABS MODULE OPERATION
- Disconnect the ABS module connector.
- Check for:
- corrosion
- pushed-out pins
- Connect the ABS module connector and make sure it seats correctly.
- Operate the system and verify the concern is still present.
- Is the concern still present?
- Yes : INSTALL a new ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) MODULE . CLEAR the DTCs. REPEAT the self-test.
- No : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test.
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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.