Hyundai Elantra: Audio / Audio Remote Control Repair procedures

Hyundai Elantra AD (2016-2020) Service Manual / Body Electrical System / Audio / Audio Remote Control Repair procedures

Inspection

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

[LH : Audio + Hands free]

Switch	Connector terminal	Resistance (±5%)
SEEK Up	2-5	430 ?
SEEK Down		1.11 k?
MODE		2.11 k?
MUTE		3.11 k?
Volume (+)		4.61 k?
Volume (-)		6.81 k?
Voice		10.71 k?
SEND		18.91 k?
END		40.91 k?

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

[RH : Trip + Cruise]

Switch	Connector terminal	Resistance (±5%)
Cancel	2-5	330 ?
SET -		550 ?
RES +		880 ?
Cruise ON/OFF		1.44 k?
Group	3-5	550 ?
Trip Up		880 ?
Trip Down		1.44 k?
ENTER		2.54 k?
SCC ON / OFF		5.54 k?

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 the steering wheel remote control after connecting the connector.

2.	Connect the negative (-) battery terminal.

Audio Remote Control Schematic Diagrams

Circuit Diagram [Audio + B/Tooth + Voice] [Trip] [Trip / Cruise] [Trip / Cruise/ Smart Cruise] ...

Multimedia Jack Schematic Diagrams

Circuit Diagram ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Specifications
Specifications ItemsSpecificationRated voltageDC 12VOperating voltage9V ~ 16VOperating speed30?/h ~ 225?/hSensible distance30m (Sedan)Curvature radiusStart : More than 100m/30km/hStop : Less than 70mFrequency24 GHzNumbers2EA (Master 1EA, Slave 1EA) ...

Hyundai Elantra AD (2016-2020) Owners Manual: Service information
If the remaining mileage or time reaches 900 miles (1,500 km) or 30 days, the service symbol () will blink for several seconds each time you set the ignition switch or Engine Start/Stop button to the ON position. Information To change or deactivate the service interval, consult an authoriz ...