Possible malfunctions of the front wheel drives, their causes and solutions (Power unit / Front wheel drives / Ford Focus 2 2004-2010)

Cause of malfunction	Remedy
Vibration while driving
Strong wear of the outer joint of the wheel drive	Replace worn hinge
Deformation of the wheel drive shaft	Replace Hinge Assembly
Wear of the rollers of the inner joint of the wheel drive	Replace inner joint
Loosening the hub nut	Tighten or replace nut
Pulling the car to the side
Worn or damaged inner joint race	Replace Hinge
Worn or damaged outer joint	Same
Damaged or deformed wheel drive shaft	Replace shaft
Loosening the hub nut	Tighten or replace nut
Leakage of grease from joints
Wear or rupture of the protective cover of the outer or inner hinges	Inspect the hinge, replace if there is play. Replace damaged cover and lubricant
Insufficient tightening of clamps	Replace and tighten clamps securely
Noise, knock from the front wheel when the car is moving
Damaged or deformed wheel drive shaft	Replace shaft
Runout of a shaft of a drive of a forward wheel	Same
Wear of the rollers of the inner joint of the wheel drive	Replace inner joint
Loosening the hub nut	Tighten or replace nut
Knocking noise when turning car
Strong wear of the outer joint of the wheel drive	Replace Hinge

Possible malfunctions of the front wheel drives, their causes and solutions