If any method other than the CRUISE toggle switch was used to cancel cruising speed and the system is still activated, the cruising speed will automatically resume when you push the toggle switch up (RES+) or down (SET-).
If you push the toggle switch up (RES+), the speed will resume to the recently set speed. However, if vehicle speed has dropped below approximately 20 mph (30 km/h), it will resume when there is a vehicle in front of your vehicle.
CAUTION
Always check the road conditions when you push the toggle switch up (RES+) to resume speed.
Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location
Components
1. Timing chain2. Timing chain guide3. Timing chain arm4. Timing chain auto tensioner5. Timing chain cover6. Drive belt idler7. Water pump gasket8. Water pump9. Water pump pulley10. Crank shaft pulley11. Front oil seal12. Alternat ...
Hyundai Sonata LF 2014-2019 Owners Manual: Radar to Detect Distance to the Vehicle Ahead
The Smart Cruise Control uses a radar to detect distance to the vehicle ahead.
Radar check message
If the radar or cover is dirty or obscured with foreign matter such as snow,
this message will appear. In this case, the system may not function temporarily,
but it does not indicate a malfunction ...