Impact sensing door unlock system
All doors will be automatically unlocked when an impact causes the air bags to deploy.
Speed sensing door lock system
All doors will be automatically locked when vehicle speed exceeds 9 mph (15 km/h).
All of the doors will be automatically unlocked after the engine is turned off.
Shift lever auto door lock
All doors will be automatically locked when shifting the shift lever out of P (Park) with the engine running.
You can activate or deactivate the Auto Door Lock/Unlock features from the User Settings Mode on the LCD display.
Hyundai Sonata LF 2014-2019 Service Manual: ESP OFF Switch Repair procedures
Inspection
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the crash pad side switch assembly.
3.
Check the continuity between the switch terminals as the ESP OFF switch is engaged. ...
Hyundai Sonata LF 2014-2019 Service Manual: Front Disc Brake Components and Components Location
Components
1. Guide rod bolt2. Bleed screw3. Caliper bracket 4. Caliper body5. Inner pad shim6. Brake pad7. Pad retainer
...