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Home >> Ford >> 2004 >> Explorer 4.0 E, 4WD >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Control System >> Diagnosis And Testing >> Anti-Lock Control >> Symptom Chart >> Symptom Chart
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Symptom Chart

SYMPTOM CHART

Condition Possible Sources Action
  • No communication with the anti-lock brake system (ABS) module
  • Circuitry.
  • ABS module.
  • The red brake warning indicator stays on when the ignition switch is in RUN
  • Circuitry.
  • Instrument cluster.
  • Brake fluid level sensor.
  • Anti-lock brake system (ABS) module.
  • The yellow anti-lock brake system (ABS) warning indicator does not self check
  • Circuitry.
  • Instrument cluster.
  • ABS module.
  • Spongy brake pedal with no warning indicator
  • Air in brake hydraulic system.
  • The stability assist system cannot be disabled
  • Circuitry.
  • Stability assist switch.
  • Anti-lock brake system (ABS) module.
  • The stability assist switch indicator is never/always on
  • Circuitry.
  • Stability assist switch.
  • Anti-lock brake system (ABS) module.