Hyundai Elantra (CN7): AVN System / AVN Remote Controller

Hyundai Elantra (CN7) 2021-2026 Service Manual / Body Electrical System / AVN System / AVN Remote Controller

Components and components location

Components

1. Left Remote Control Switch (Audio + Bluetooth)

2. Right Remote Control Switch (Cruise + Trip)

Schematic diagrams

Circuit Diagram

[Without paddle shift]

[With paddle shift]

[Audio + B/Tooth]

[Audio + B/Tooth + Voice]

[Trip]

[Trip / Cruise]

[Trip + Cruise + LFA)

[Trip + Cruise + LFA + MSLA)

[Trip + Smart Cruise + LFA)

[Trip + Smart Cruise + LFA + MSLA)

Repair procedures

Inspection

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

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.

❮External AMP

Components and components location Components NO Connector A NO Connector B 1BATT (+)1Subwoofer 2 (+)2BATT (+)2Subwoofer 1 (+)3BATT (+)3Sub woofer speaker (+)4BATT (+)4-5-5-6Multimedia CAN (High)6-7Multimedia CAN (Low)7Navigation voice (+)8ACC8-9-9-10-10-11-11-12-12Rear door speaker - RH (+)13-13Rear door speaker - LH (+)14-14Center speaker (+)15-15 -16Ground16Front door tweeter speaker - RH (-)17Ground17Front door tweeter speaker - LH (-)18Ground18Sub woofer speaker (-)19Ground19-20SPDIF (High)20-21SPDIF (Low)21Navigation voice (+)22SPDIF GND22-23-23-24IGN 124-25-25Rear door speaker - RH (-)26-26Rear door speaker - LH (-) 27-27Center speaker (+)28-28 - Repair procedures Removal1.

AVN Antenna❯

Components and components location Components Repair procedures RemovalRoof Antenna1.Disconnect the negative (-) battery terminal.2.Remove the roof trim.

Other information:

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

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Hyundai Elantra (CN7) 2021-2026 Service Manual: A/C Pressure Transducer

Description and operation DescriptionThe A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.