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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 422 (Engine - 3.9L) >> Diagnosis And Testing >> Accessory Drive >> Symptom Chart

Symptom Chart

WARNING: This page is about a different car, the 2004 Lincoln LS. However, it is still accessible from the selected car via links, so may be relevant.
SYMPTOM CHART

Condition Possible Sources Action
  • Accessory drive belt cracking (over 15 cracks in a rib over a distance of 100 mm [4.0 in])
  • Accessory drive belt
  • INSPECT the accessory drive belt. REFER to INSPECTION AND VERIFICATION  in this section. INSTALL a new accessory drive belt as necessary.
  • Accessory drive belt chunking
  • Accessory drive belt
  • INSPECT the accessory drive belt. REFER to INSPECTION AND VERIFICATION  in this section. INSTALL a new accessory drive belt as necessary.
  • Accessory drive belt noise, squeal, chirping or flutter
  • Defective/worn or incorrect accessory drive belt
  • Misaligned pulley(s)
  • Pulley runout
  • Damaged or worn accessories
  • Fluid contamination of accessory drive belt or pulleys
  • REFER to COMPONENT TESTS , Drive Belt, Noise/Flutter in this section. REPAIR or INSTALL new parts as necessary.
  • Damaged or worn accessory drive belt tensioner
  • REFER to COMPONENT TESTS , Belt Tensioner - Mechanical and Belt Tensioner - Dynamics in this section. INSTALL a new accessory drive belt tensioner as necessary.
  • Premature accessory drive belt wear
  • Defective accessory drive belt
  • Misaligned pulley(s)
  • Pulley runout
  • Damaged accessories
  • Incorrectly installed drive belt
  • Fluid contamination
  • REFER to COMPONENT TESTS , Drive Belt Noise/Flutter and Incorrect Drive Belt Installation in this section. REPAIR or INSTALL new parts as necessary.
  • Accessory drive belt does not hold proper tension
  • Accessory drive belt has excessive cracking or damage
  • Drive belt tensioner worn or damaged
  • CHECK the drive belt tensioner for damage and correct operation. REFER to the COMPONENT TESTS , Belt Tensioner - Mechanical and Belt Tensioner - Dynamics in this section. INSTALL a new drive belt tensioner as necessary.
  • Accessory drive component failure
  • CHECK the accessory drive components. INSTALL new components as necessary.
  • Accessory drive belt idler pulley bearing failure
  • INSPECT the accessory drive belt idler pulley for freedom of rotation and damage. INSTALL a new accessory drive belt idler pulley as necessary.