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: Evaporator Core
- Replacement
1.Disconnect the negative (-) battery terminal.
2.Remove the heater core.(Refer to Heater - "Heater Core")
3.Loosen the mounting screws and remove the evaporator core cover (A).
4.Remove the evaporator core (A) from the heater unit.
5.Remove the evaporator temperature sens ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Rear Window Wiper and Washer
The rear window wiper and washer
switch is located at the end of the wiper
and washer switch lever. Turn the switch
to the desired position to operate the
rear wiper and washer.
HI – High wiper speed
LO – Low wiper speed
OFF – Off
Push the lever away from you to spray
rear ...
