Hyundai Tucson: AVN System / External Amplifier
| No | Connector A | Connector B |
| 1 | Battery (+) | Front right door tweeter speaker (+) |
| 2 | Battery (+) | Front left door tweeter speaker (+) |
| 3 | Battery (+) | Sub woofer speaker (+) |
| 4 | Battery (+) | - |
| 5 | - | - |
| 6 | - | - |
| 7 | - | Navigation voice (+) |
| 8 | ACC | - |
| 9 | - | - |
| 10 | M- CAN (High) | - |
| 11 | M- CAN (Low) | - |
| 12 | - | Rear right door speaker (+) |
| 13 | - | Rear left door speaker (+) |
| 14 | - | Front center speaker (+) |
| 15 | - | - |
| 16 | Ground | Front right door tweeter speaker (-) |
| 17 | Ground | Front left door tweeter speaker (-) |
| 18 | Ground | Sub woofer speaker (-) |
| 19 | Ground | - |
| 20 | SPDIF (High) | - |
| 21 | SPDIF (Low) | Navigation voice (-) |
| 22 | SPDIF (GND) | - |
| 23 | - | - |
| 24 | IGN 1 | - |
| 25 | - | Rear right door speaker (-) |
| 26 | - | Rear left door speaker (-) |
| 27 | - | Front center speaker (-) |
| 28 | - |
1.Disconnect the negative (-) battery terminal.
2.Remove the front seat assembly [LH].(Refer to Body (Interior and Exterior) - "Front Seat Assembly")
3.Remove the external amplifier (A) after disconnecting connectors and loosening mounting bolts.
1.Install the external amplifier after connecting connectors.
2.Install the front seat assembly [LH].
3.Connect the negative (-) battery terminal.
– Make sure the connector are connected in properly.
– Check the AVN system for normal operation. (Navigation, Radio, USB, Bluetooth)
AVN Head Unit
- Components
NoConnector A (ExternalAmplifier)Connector A (Internal Amplifier)Connector BConnector C
1- Rear door speaker LH (+)Mic2 (+) -
2- Rear door speaker LH (-)Mic1 (+) I -CAN (High)
...
Speakers
- Inspection
1.Check the plus (+) and negative (-) speaker terminals using an ohmmeter.
2.Check the supply power to the speaker and the resistance, then inspect the sound quality.
- Removal
...
Other information:
Hyundai Tucson (NX4) 2022-2025 Service Manual: Crankcase Check Valve
- Removal and Installation
• Be careful not to damage the parts located under the vehicle
(floor under cover, canister, fuel tank) when raising the vehicle using
the lift.(Refer to General Information - "Lift and Support Points")
1.Disconnect the battery (-) terminal.
...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Key Ignition Switch
WARNING
To reduce the risk of serious injury or
death:
Never allow children or any person
who is unfamiliar with the vehicle to
touch the ignition switch or related
parts. Unexpected and sudden vehicle
movement may occur.
Never reach through the steering
wheel for the ignitio ...
