Hyundai Elantra: AVN System / External AMP

Hyundai Elantra (CN7) 2021-2025 Service Manual / Body Electrical System / AVN System / External AMP

Components and components location

Components

NO	Connector A	NO	Connector B
1	BATT (+)	1	Subwoofer 2 (+)
2	BATT (+)	2	Subwoofer 1 (+)
3	BATT (+)	3	Sub woofer speaker (+)
4	BATT (+)	4	-
5	-	5	-
6	Multimedia CAN (High)	6	-
7	Multimedia CAN (Low)	7	Navigation voice (+)
8	ACC	8	-
9	-	9	-
10	-	10	-
11	-	11	-
12	-	12	Rear door speaker - RH (+)
13	-	13	Rear door speaker - LH (+)
14	-	14	Center speaker (+)
15	-	15	-
16	Ground	16	Front door tweeter speaker - RH (-)
17	Ground	17	Front door tweeter speaker - LH (-)
18	Ground	18	Sub woofer speaker (-)
19	Ground	19	-
20	SPDIF (High)	20	-
21	SPDIF (Low)	21	Navigation voice (+)
22	SPDIF GND	22	-
23	-	23	-
24	IGN 1	24	-
25	-	25	Rear door speaker - RH (-)
26	-	26	Rear door speaker - LH (-)
27	-	27	Center speaker (+)
28	-	28	-

Repair procedures

Removal

1.	Disconnect the negative (-) battery terminal.

2.	Open the trunk, remove the right luggage side trim. (Refer to Body - "Luggage Side Trim")

3.	Remove the external amplifier (B) after disconneting the connector (A) and loosening the mounting nuts.

Installation

1.	Install the external amplifier after connecting the connector.

2.	Install the right luggage side trim.

Connect the negative (-) battery terminal.

•	Make sure that the cables and connectors are plugged in properly.

•	Check the AVN system.

AVN(Audio Video Navigation) head unit

C..

AVN Remote Controller

Components and components location Components1. 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..

Other information:

Hyundai Elantra (CN7) 2021-2025 Service Manual: Rear Mud Guard

Repair procedures Replacement • When removing with a flat - tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components. • Put on gloves to prevent hand injuries.1.After loosening the mounting screws and remove the rear mud guard (A).2.To install, reverse the removal procedure. ..

Hyundai Elantra (CN7) 2021-2025 Owner's Manual: Fuses

A vehicle’s electrical system is protected from electrical overload damage by fuses. This vehicle has 2 (or 3) fuse panels, one located in the driver’s side panel bolster, the other in the engine compartment near the battery. If any of your vehicle’s lights, accessories, or controls do not work, check the appropriate circuit fuse. If a fuse has blown, the element inside the fuse wi..

Tachometer

The tachometer indicates the approximate number of engine revolutions per minute (RPM).

Use the tachometer to select the correct shift points and to prevent lugging and/ or over-revving the engine.

NOTICE

Do not operate the engine within the tachometer's RED ZONE. This may cause severe engine damage.