LEMON Manuals: Even more car manuals for everyone
Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 517 (Noise, Vibration & Harshness) >> Diagnosis And Testing >> Noise, Vibration And Harshness (NVH) >> Symptom Charts >> Symptom Chart - Brake Noise/Vibration

Symptom Chart - Brake Noise/Vibration

WARNING: This page is about a different car, the 2004 Mercury Monterey and 2004 Ford Freestar. However, it is still accessible from the selected car via links, so may be relevant.
Symptom Chart - Brake Noise/Vibration

Condition Possible Sources Action
  • Rattling noise
  • Caliper mounting bolts loose.
  • CHECK the caliper bolts. TIGHTEN to specifications. Refer to BRAKE SYSTEM article .
  • Damaged or worn caliper pins or retainers.
  • CHECK the caliper pins and retainers for lubrication and correct fit. LUBRICATE or INSTALL new components as necessary. Refer to BRAKE SYSTEM article .
  • Missing or damaged anti-rattle clips or springs.
  • CHECK the brake pads for missing clips or broken springs. INSTALL new components as necessary. Refer to BRAKE SYSTEM article .
  • Loose brake disc shield.
  • TIGHTEN the brake disc shield bolts to specification. Refer to BRAKE SYSTEM article .
  • Clicking noise - with brakes applied with ABS brakes
  • ABS hydraulic control unit.
  • Acceptable condition.
  • Squealing noise - occurs on first (morning) brake application
  • Disc brake pads.
  • Acceptable condition. Caused by humidity and low disc brake pad temperature.
  • Squealing noise - a continuous squeal
  • Disc brake pads or linings worn below minimum thickness.
  • INSTALL new disc brake pads. Refer to BRAKE SYSTEM article .
  • Squealing noise - an intermittent squeal brought on by cold, heat, water, mud or snow
  • Disc brake pad.
  • Acceptable condition.
  • Groaning noise - occurs at low speeds with brake lightly applied (creeping)
  • Disc brake pads.
  • Acceptable condition.
  • Grinding noise - continuous
  • Disc brake pads or linings worn below minimum thickness.
  • INSPECT the disc brake pads, brake discs/drums and attaching hardware for damage. REPAIR or INSTALL new components as necessary. Refer to BRAKE SYSTEM article .
  • Moaning noise
  • Brake linings contaminated with grease or oil.
  • INSPECT the brake pads and shoes for contamination. REPAIR or INSTALL new components as necessary. Refer to BRAKE SYSTEM article .
  • Brake vibration/shudder - occurs when brakes are applied
  • Uneven disc or drum wear.
  • Uneven disc brake pad or lining transfer.
  • Suspension components.
  • Brake vibration/shudder - occurs when the brake pedal is released
  • Brake drag.
  • INSPECT the disc brake pads or linings for premature wear. REPAIR or INSTALL a new caliper or wheel cylinder as necessary. Refer to BRAKE SYSTEM article .
scientia non olet · About LEMON Manuals