Hyundai Azera: Valve clearance

Spark plugs

Make sure to install new spark plugs of the correct heat range. ...

Cooling system

Check cooling system components, such as radiator, coolant reservoir, hoses and connections for leakage and damage. Replace any damaged parts. ...

See also:

Engine start / stop button
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Components and Components Location
Components (1) 1. Parking brake pedal2. Parking brake cable3. Equalizer assembly Components (2) 1. Backing plate2. Operating lever3. Upper spring4. Lower spring5. Adjuster6. Shoe hold down ...

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, ...