Kia Cadenza YG: AVN System / AVN Head Unit Repair procedures

Kia Cadenza YG 2016-2021 Service Manual / Body Electrical System / AVN System / AVN Head Unit Repair procedures

Removal
AVN Head Unit
   
•
Take care not to scratch the center fascia panel and related parts.
•
Ejact 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.
Using the flat driver or remover, remove the center fascia lower panel (A).

3.
Disconnect the in-car hose (A) and connectors (B) from the center fascia panel.

4.
Remove the AVN head unit (A) after loosening the mounting screws.

5.
Remove the AVN head unit connectors and cables (A).

   
–
If CD does not eject, don''t try to remove it.
–
The player may be damaged.
–
Therefore, contact a service shop for repairs.
Monitor
1.
Disconnect the negative (-) battery terminal.
2.
Using the flat driver or remover, remove the center fascia lower panel (A).

3.
Disconnect the in-car hose (A) and connectors (B) from the center fascia panel.

4.
Using a screwdriver or remover, remove the crash pad garnish [RH] (A).

5.
Using a screwdriver or remover, remove the crash pad center garnish (A).

6.
Using a screwdriver or remover, remove the crash pad side cover [LH] (A).

7.
After loosening the mounting screw, then remove the crash pad garnish [LH] (A).

8.
After loosening the mounting screw, then remove the cluster fascia panel (A).

9.
Remove the center fascia upper panel (A) after loosening the mounting screws.

10.
Remove the monitor (A) after loosening the mounting screws.

11.
Disconnect the monitor connectors (A).

Installation
AVN Head Unit
1.
Connect the AVN head unit connectors and cable.
2.
Install the AVN head unit.
3.
Install the center fascia panel.
4.
Connet the battery (-) terminal.
   
Make sure the AVN Head unit connectors are plugged in properly and the antenna cable is connected properly.
Monitor
1.
Install the monitor.
2.
Install the center fascia upper panel, cluster fascia panel, crash pad garnish [LH], crash pad side cover, crash pad center garnish and the crash pad garnish [RH].
3.
Install the center fascia lower panel.
4.
Connect the negative (-) battery terminal.

    Components AVN (A/V & Navigation) Head Unit Connector Connector Pin Information No.Connector AConnector BConnector C1-MM CAN high-2Back view camera video--3Back view camera video ground--4Back view camera power groundSteer keyRS422 ground5SPDIF ground-RS422 Tx (+)6SPDIF (+)-RS422 Tx (-)7--RS422 Rx (-)8Illumination (+)AUX rightRS422 Rx (+)9R positionAUX groundLVDS PDN10-MIC (+)-11Camera battery (+)ACC-12Navigation voice (-)Battery (+)Ground13Navigation voice (+)MM CAN lowLVDS LOCK14Back view camera DETECT-EXT B/L ON15SPDIF (-)-RS485 Rx (+)16Door unlockSpeedRS485 Rx (-)17Illumination (-)Steer key groundRS485 ground18Antenna power-RS485 Tx (-)19　-RS485 Tx (+)20AUX DETECTTMU voice (+)21AUX leftTMU voice (-)22MIC (-)-23GroundGround24Ground-

    Inspection 1. Troubleshooting for Speaker (1) Basic inspection of speaker Inspect the sound from speaker after verifying that the speaker mounting screws are removed and the wiring connector is connected to remove any possible vibration transmitted from body trims and surrounding parts.

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