See also:

Filter replacement
It must be replaced when necessary, and should not be cleaned and reused. You can clean the filter when inspecting the air cleaner element. Clean the filter by using compressed air. 1. Loosen ...

Air Conditioning Refrigerant
Check the air conditioning lines and connections for leakage and damage. Check air conditioning performance according to the relevant shop manual if necessary. ...

Steering Gear Box, Linkage & Boots/Lower Arm Ball Joint
With the vehicle stopped and engine off, check for excessive free-play in the steering wheel. Check the linkage for bends or damage. Check the dust boots and ball joints for deterioration, cracks, ...