Hyundai Azera: Filter inspection
If the vehicle is operated in the severely air-polluted cities or on dusty rough roads for a long period, it should be inspected more frequently and replaced earlier. When you, the owner, replace the climate control air filter, replace it performing the following procedure, and be careful to avoid damaging other components.
Replace the filter according to the maintenance Schedule.

Filter replacementShift Cable Components and Components Location
Components
1. Shift lever knob2. Shift lever assembly 3. Control cable assembly4. Manual control lever (T/M side)
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Repair procedures
Service Point Target Auto Calibration (SPTAC)
This procedure provides a way to calibrate the camera by
having the service technician align the car to a well lit simulated
straight road target; ...
Thermostat Repair procedures
Removal
Removal of the thermostat would have an adverse effect,
causing a lowering of cooling efficiency. Do not remove the thermostat,
even if the engine tends to overhea ...