Automatic Ventilation (if equipped)
When the ignition switch is in the ON position or when the engine is running and temperature is below 59°F (15°C) with the recirculated air position selected more than five minutes, the air intake position will automatically change to the outside (fresh) air position.
To cancel or reset the Automatic Ventilation
When the air conditioning system is on, select Face Level mode and while pressing the A/C button, press the recirculated air position button five times within three seconds.
Sunroof Inside Air Recirculation (if equipped)
When the heater or air conditioning system is on with the sunroof opened, the outside (fresh) air position will be automatically selected. At this time, if you press the recirculated air position button, the recirculated air position will be selected but will change back to the outside (fresh) air position after 3 minutes.
When the sunroof is closed, the air intake position will return to the original position that was selected.
Hyundai Elantra AD (2016-2020) Owners Manual: Rear Cross-traffic Collision Warning (RCCW) System
System Description
Rear Cross-Traffic Collision Warning (RCCW) system
The Rear Cross-Traffic Collision Warning (RCCW) system uses radar sensors to
monitor the approaching cross traffic from the left and right side of the vehicle
when your vehicle is in reverse.
The blind spot detection rang ...
Hyundai Elantra AD (2016-2020) Service Manual: Relay Box (Engine Compartment) Repair procedures
Inspection
1.
Disconnect the negative (-) battery terminal.
2.
Pull out the relay from the engine compartment relay block.
Power Relay (Type A)
Check for continuity between the terminals.
1.
After supplying power to between No. 85 and 86 power relay
terminals, check that there is co ...