Hyundai Elantra (CN7): Cruise Control System (CC) / Repair procedures

Hyundai Elantra (CN7) 2021-2026 Service Manual / Advanced Driver Assistance System (ADAS) / Cruise Control System (CC) / Repair procedures

Inspection
1.
Check for resistance between terminals in each switch position (LH).

[LH : Audio + Hands free]
Switch
Resistance (±5%)
SEEK Up
430 Ω
SEEK Down
1.11 kΩ
MODE
2.11 kΩ
MUTE
3.11 kΩ
Volume (+)
4.61 kΩ
Volume (-)
6.81 kΩ
Voice
10.71 kΩ
SEND
18.91 kΩ
END
40.91 kΩ

2.
Check for resistance between terminals in each switch position (RH).

[Cruise]
Switch
Resistance (±3%)
Paddle shift (Up)
390 Ω
Cruise CANCEL
610 Ω
Cruise SET&Speed down
910 Ω
Cruise RES&Speed up
1.38 kΩ
Cruise ON/OFF
2.13 kΩ
Cruise speed limit ON/OFF
3.63 kΩ
SCC distance adjustment
7.63 kΩ

[Trip]
Switch
Resistance (±3%)
Paddle shift (Down)
390 Ω
Trip group/Trip
610 Ω
Trip (Up)
910 Ω
Trip (Down)
1.38 kΩ
OK
2.13 kΩ
BACK
3.63 kΩ
LFA
7.93 kΩ

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(Switch (A)) after loosening the screws.

Installation
1.
Install the steering wheel remote control after connecting the connector.
2.
Install the steering wheel.
3.
Connect the negative (-) battery terminal.

    Schematic Diagrams

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Blower Resistor (Manual)

    Repair procedures Inspection1.Measure the resistance between the terminals.2.The measured resistance is not within specification, the blower resistor must be replaced. (After removing the resistor)Replacement1.Disconnect the negative (-) battery terminal.

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Parking Distance Warning (PDW)

    Description and operation Description• PDW consists of 8 sensors (front : 4 units, rear : 4 units) that are used to detect obstacles and transmit the result in three separate warning levels, the first, second and third to IBU via LIN communication.

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