Symptom Chart

2005 Ford Taurus SEL, 4D SedanSECTION Symptom Chart
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.
SYMPTOM CHART

Condition Possible Sources Action
  • No communication with the anti-lock brake system (ABS) module
  • Smart junction box (SJB) fuse 19 (10A)
  • Circuitry
  • ABS module
  • No communication with the instrument cluster
  • Circuitry.
  • Instrument cluster.
  • The red brake warning indicator does not self-check
  • Instrument cluster
  • The red brake warning indicator stays on when the ignition switch is in RUN
  • Circuitry
  • Low brake fluid warning switch
  • Parking brake switch
  • Instrument cluster
  • The yellow anti-lock brake system (ABS) warning indicator is always on
  • Circuitry
  • Instrument cluster
  • ABS module
  • Spongy brake pedal with no warning indicator
  • Air in the brake hydraulic system
  • Poor vehicle tracking during anti-lock function
  • Air in the hydraulic brake system
  • Hydraulic control unit (HCU)
 
  • Base brake system
  • The traction control is inoperative
  • Anti-lock brake system (ABS) module
  • The traction control system cannot be disabled
  • Circuitry
  • Traction control switch
  • Instrument cluster
  • The traction control switch indicator is never/always on
  • Circuitry
  • Traction control switch
  • Instrument cluster
RENDER: 1.0x

NO RELATED

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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.