Q45 V8-4.5L (VK45DE) (2002)
Control Arm: Testing and Inspection
Rear
INSPECTION
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Check suspension arm for damage, cracks, deformation. Replace if necessary.
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Check rubber bushing for damage, cracks and deformation. Replace suspension arm assembly if necessary.
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Check ball joint. Replace suspension arm assembly if any of the following exists:
a. Ball stud is worn.
b. Joint is hard to swing.
c. Play in axial direction is excessive.
Before checking, turn ball joint at least 10 revolutions so that ball joint is properly broken in.