Hyundai Elantra: AVN System / AVN Remote Controller Repair procedures

Inspection
1.
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?

2.
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.
AVN Remote Controller Schematic Diagrams
Circuit Diagram [Audio + B/Tooth + Voice] [Trip] [Trip / Cruise] [Trip / Cruise/ Smart Cruise] ...

AVN Antenna Components and Components Location
Components [SXM] [SXM + GPS] [SXM + GPS + LTE] ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Troubleshooting
Troubleshooting Error ItemFailure symptomInspection items Detailed inspections Relevant Parts/ComponentsScreen displayTFT-LCD screen does not turn on 1. Connector attachments 2. Components 1. Check the connector attachments 2. Check B+, IGN and GND wiring 3. Check the componen ...

Hyundai Elantra AD (2016-2020) Service Manual: Description and Operation
Description The Evaporative Emission Control System prevents fuel vapor stored in fuel tank from vaporizing into the atmosphere. When the fuel evaporates in the fuel tank, the vapor passes through vent hoses or tubes to a canister filled with charcoal. The canister temporarily holds the v ...

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