Hyundai Sonata: To turn cruise control off, do one of the following

- Push the cruise ON/OFF button (the CRUISE indicator light in the instrument cluster will go off).
- Turn the ignition off.
Both of these actions cancel cruise control operation. If you want to resume cruise control operation, repeat the steps provided in “To set cruise control speed” on the previous page.
To resume cruising speed at more than approximately 25 mph (40 km/h)
If any method other than the cruise ON/OFF switch was used to cancel cruising
speed and the system is still activated, the most recent set speed will automatically
resume when the RES+ switch ...
See also:
Repair procedures
Operation and Leakage Check
Check all of the following items:
Component
Procedure
Brake Booster (A)
Check brake operation by applying the brakes ...
Hazardous driving conditions
When hazardous driving conditions are encountered such as water, snow, ice, mud,
sand, or similar hazards, follow these suggestions:
Drive cautiously and allow extra distance for braking.
...
Catalytic Converter. Description and Operation
Description
The catalytic converter of the gasoline engine is a three way catalyst.
It oxidizes carbon monoxide and hydrocarbons (HC), and separates oxygen from
the oxides of nitrogen (NOx). ...

