Hyundai Azera: Suspension mounting bolts

Brake discs, pads, calipers and rotors

Check the pads for excessive wear, discs for run out and wear, and calipers for fluid leakage. ...

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, ...

See also:

Input Speed Sensor Schematic Diagrams
Circuit Diagram ...

Brake hoses and lines
Visually check for proper installation, chafing, cracks, deterioration and any leakage. Replace any deteriorated or damaged parts immediately. ...

Limitation of Active ECO operation:
If the following conditions occur while Active ECO is operating, the system operation is limited even though there is no change in the ECO indicator. When the coolant temperature is low: The syst ...