Hyundai Sonata: AVN Head Unit. Repair procedures - AVN System - Body Electrical SystemHyundai Sonata: AVN Head Unit. Repair procedures

Removal

AVN Head Unit
•
Take care not to scratch the center fascia panel and related parts.
•
Eject all the disc before removing the AVN head unit to prevent damaging the CD player's load mechanism.
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad garnish (A).
3.
Remove the crash pad center fascia panel (A), after loosening the mounting screws.
4.
Disconnect the center fascia panel connectors (B), after removing the air condition hose (A) from the upper side of center fascia panel.
5.
Remove the mounting screws then remove the AVN head unit (A).
6.
Remove the AVN head unit connectors and cables (A).

If the CD-rom needs to be removed, follow the procedure below.
Roof Antenna (GPS + XM)
1.
Remove the rear roof trim.
(Refer to the BD group - "Roof trim")
2.
Disconnect the GPS (B) cable and XM cable (A) from the roof antenna.
3.
Remove the roof antenna (A) after removing a nut

Installation

AVN Head Unit
1.
Connect the AVN head unit connectors and cable.
2.
Install the AVN head unit.
3.
Install the crash pad center fascia panel.
4.
Install the crash pad garnish.
5.
Check the audio system.
Make sure the AVN Head unit connectors are plugged in properly and the antenna cable is connected properly.
Roof Antenna (GPS + XM)
1.
Installation the roof antenna.
2.
Connect the GPS cable and XM cable.
3.
Install the rear roof trim.
-
Make sure that the cables and connectors are plugged in properly.
-
Check the AVN system.

    AVN Head Unit. Components and Components Location
    Components AVN (A/V & Navigation) Head Unit Connector Pin No. Connector A Connector B Description Remarks ...

    See also:

    Relay Box (Engine Compartment). Repair procedures
    Inspection Power Relay Test (Type A) - Do not use pliers. - ...

    Head Lamps. Repair procedures
    Removal 1. Disconnect the negative (-) battery terminal. 2. Remove the front bumper. (Refer to the BD group - "Front bumper") ...

    Air conditioning
    Press the A/C button to turn the air conditioning system on (indicator light will illuminate). Press the button again to turn the air conditioning system off. ...