Hyundai Elantra (CN7): AVN System / USB Jack

Hyundai Elantra (CN7) 2021-2026 Service Manual / Body Electrical System / AVN System / USB Jack

Description and operation

Description

The multimedia jack on the console upper cover is for customers who like to listen to external portable music players like the MP3 etc., through the vehicle's sound system when it is linked to this jack. The customer has this added option.

In case of distortions from media connected to the AUX source, the audio unit may not be defective but the output level of the used media does not match the specification of the AUX input.

Schematic diagrams

Circuit Diagram

Repair procedures

Removal

1.	Disconnect the battery (-) terminals.

2.	Remove the floor console assembly. (Refer to Body - "Floor Console Assembly")

3.	Remove the UBS port assembly (A).

4.	Remove the avn head unit. (Refer to AVN System - "AVN(Audio Video Navigation) head unit")

5.	Disconect the USB connector (A).

6.	Disconect the USB connector (B). [Display Audio only]

7.	Remove the USB jack (A) after releasing the fixed hooks.

Installation

1.	Connect the USB jack connector.

2.	Install the USB jack.

3.	Install the UBS port assembly.

❮Speaker

Repair procedures Inspection1.Troubleshooting for Speaker(1)Basic inspection of speakerInspect the sound from speaker after verifying that the speaker mounting screws is removed and the wiring connector is connected precisely to remove vibration transmitted from body trims and surrounding parts.

Mic❯

Repair procedures Inspection1.Disconnector the negative (-) battery terminal.2.Remove the overhead console lamp.(Refer to Body Electrical System - "Overhead Console Lamp")3.

Other information:

Hyundai Elantra (CN7) 2021-2026 Service Manual: Ambient Temperature Sensor

Description and operation DescriptionThe ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, and decrease with higher temperature.

Hyundai Elantra (CN7) 2021-2026 Service Manual: Troubleshooting

Diagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.(1)Fault Code Searching : Checking failure and code number (DTC)(2)Data Analysis : Checking the system input/output data s