Hyundai Elantra: Smart Cruise Control System / Smart Cruise Control Switch Repair procedures

Inspection
[Measuring Resistance]
1.
Disconnect the cruise control switch connector from the control switch.

2.
Measure resistance between terminals on the control switch when each function switch is ON (switch is depressed).
Function switch
Terminal
Resistance
SET -
2 - 5
550?±5%
RES +
2 - 5
880?±5%
CANCEL
2 - 5
330?±5%
CRUISE
2 - 5
1.4k?±5%
SCC
2 - 5
5.54k?±5%

3.
If not within specification, replace switch.
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the steering wheel assembly.
(Refer to Steering System - "Steering Wheel")
3.
Remove the steering back cover (A).

4.
Remove the steering remote control connector (A).

5.
Remove the steering remote control after loosening the screws.

Installation
1.
Install in the reverse order of removal.
Smart Cruise Control Switch Schematic Diagrams
Circuit Diagram ...

Emission Control System
...

Other information:

Hyundai Elantra AD (2016-2020) Owners Manual: Winter Precautions
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Hyundai Elantra AD (2016-2020) Service Manual: Evaporator Temperature Sensor Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the evaporator temperature sensor connector. 3. Measure the resistance between terminal "+" and "-" of the evaporator temperature sensor. Specification Evaporator core temperature [°C (°F)]Resistance [K?]Voltage [V]-10 (14)43. ...

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