Hyundai Tucson (NX4) 2022-2025 Service Manual / Body Electrical System / AVN System / Steering Wheel Remote Controller (SWRC)

Hyundai Tucson: AVN System / Steering Wheel Remote Controller (SWRC)

- Components

1. Left Remote Control Switch (Audio)
2. Right Remote Control Switch (Cruise)

- Circuit Diagram Audio+Bluetooth+Voice+TRIP+SCC+MSLA+LFA

Audio+Bluetooth+Voice+TRIP+SCC+MSLA+LFA+Paddle Shift

Audio+Bluetooth

Audio+Bluetooth+Voice

Trip+CC+MSLA+LFA

Trip+SCC+MSLA+LFA

- Inspection

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

[Audio/Voice]

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 (+)	1 ~ 6	4.61 kΩ
Volume (-)	1 ~ 6	6.81 kΩ
Voice	1 ~ 6	10.71 kΩ
END	1 ~ 6	18.91 kΩ
SEND	1 ~ 6	40.91 kΩ
Paddle shift (Up)	1 ~ 8	390 Ω

2.Check for resistance between terminals in right switch position.

[Trip/Cruise]

Switch	Connector terminal	Resistance (± 3%)
CANCEL	2 ~ 6	610 Ω
SET (-)	2 ~ 6	910 Ω
RES (+)	2 ~ 6	1.38 kΩ
Cruise ON/OFF	2 ~ 6	2.13 kΩ
Cruise & MSLA ON/OFF	2 ~ 6	3.63 kΩ
Smart Cruise	2 ~ 6	7.93 kΩ
Paddle shift (Down)	1 ~ 7	390 Ω
Trip Group	1 ~ 6	610 Ω
Trip Up	1 ~ 6	910 kΩ
Trip Down	1 ~ 6	1.38 kΩ
Trip OK	1 ~ 6	2.13 kΩ
LFA	1 ~ 6	7.93 kΩ

- Removal

1.Disconnect the negative (-) battery terminal.

2.Remove the steering wheel.(Refer to Steering System - "Steering Wheel")

3.Remove the paddle shift lever (A).

4.Disconnect paddle shift lever connector (A).

5.Remove the steering wheel cover (A) after loosening mounting screws.

6.Discoonect remote control switch connector (A) after loosening mounting screws.

7.Remove the remote control switch (A) after loosening mounting screws.

- Installation

1.Install the remote control switch on the steering wheel.

2.Install the steering wheel lower cover.

3.Install the paddle shift lever.

4.Install the steering wheel.

5.Connect the negative (-) battery terminal.

• Make sure that the cables and connectors are plugged in properly.

• Check the AVN system for normal operation.

Front Monitor

- Removal 1.Disconnct the negative (-) battery terminal. 2.Remove the front monitor lower cover (A). 3.Remove the front monitor lower cover after disconnecting the mood lamp connector (A). ...

Mic

- Inspection 1.Disconnect the negative (-) battery terminal. 2.Remove the overhead console.(Body Electrical System - "Overhead Console Lamp") 3.Check for continuity between terminal No. 1 and ...

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