Hyundai Santa Fe (TM): Front Radar System / Smart Cruise Control (SCC) Switch. Repair procedures

Hyundai Santa Fe (TM) 2019-2023 Service and Repair Manual / Advanced Driver Assistance System (ADAS) / Front Radar System / Smart Cruise Control (SCC) Switch. Repair procedures

Inspection
1.
Check for resistance between terminals in left switch position.

[Audio/Bluetooth]
Switch
Connector terminal
Resistance (± 3%)
SEEK Up
 1 - 6
 430 Ω
SEEK Down
 1 - 6
 1.1 kΩ
MODE
 1 - 6
 2.11 kΩ
MUTE
 1 - 6
 3.11 kΩ
Volume up
 1 - 6
 4.61 kΩ
Volume down
 1 - 6
 6.81 kΩ
Voice
 1 - 6
 10.71 kΩ
END
 1 - 6
 18.91 kΩ
SEND
 1 - 6
 40.91 kΩ

2.
Check for resistance between terminals in right switch position.
[Trip/Cruise]
Switch
Connector terminal
Resistance (± 3%)
CANCEL
 2 - 6
 390 Ω
SET (-)
 2 - 6
 610 Ω
RES (+)
 2 - 6
 910 Ω
Cruise ON/OFF
 2 - 6
 1.38 kΩ
Cruise Mode
 2 - 6
 2.13 kΩ
Smart Cruise
2 - 6
 3.63 kΩ
Trip Group
 1 - 6
 390 Ω
Trip Up
 1 - 6
 610 Ω
Trip Down
 1 - 6
 910 kΩ
Trip OK
 1 - 6
 1.38 kΩ

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the driver airbag module.
(Refer to Restraint - "Driver Airbag (DAB) Module and Clock Spring")
3.
Remove the steering wheel.
(Refer to Steering System - "Steering Column and Shaft")
4.
Remove the steering wheel cover (A) after loosening the screws.
5.
Loosen the screws and then disconnect the steering wheel remote control switch connector.
6.
Remove the remote control switchs (A).
Installation
1.
Install the remote control switch on the steering wheel.
2.
Install the steering wheel.
3.
Reconnect the remote control switch connector and airbag connectors.
  
Make sure that the switch connector is plugged in properly.
4.
Install the driver airbag module.
5.
Connect the negative (-) battery terminal.

    Circuit Diagram [Trip/Cruise/Smart Cruise]

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