Kia Optima DL3: Audio/AVN System / Antenna

Components and components location

Components Location

1. Audio/AVN head unit
2. Antenna feeder cable
3. Roof antenna

Repair procedures

Removal
1.

Disconnect the negative battery terminal.

2.

Remove the roof trim assembly.

(Refer to Body - "Roof Trim Assembly")

3.

Disconnect the roof antenna connector (A).

4.

Remove the roof antenna (C) by loosening the mounting nut (B).

Tightening torque :

7.8 - 14.7 N·m (0.8 - 1.5 kgf·m, 5.8 - 10.8 lb·ft)

Installation
1.

Install in the reverse order of removal.

    Components and components location Component Location 1. External amp Schematic diagrams Connector and Terminal Function Pin Function Connector A Connector B 1 Battery (+) Right front door tweeter speaker (+) 2 Battery (+) Left front door tweeter speaker (+) 3 Battery (+) Sub woofer speaker (+) 4 Battery (+) - 5 - - 6 MM-CAN (High) - 7 MM-CAN (Low) Amplifier navigation voice (+) 8 ACC - 9 - - 10 - - 11 - - 12 Right surround speaker (+) Right rear door speaker (+) 13 Left surround speaker (+) Left rear door speaker (+) 14 Right midrange speaker (+) Center speaker(+) 15 Left midrange speaker (+) - 16 Ground Right front door tweeter speaker (-) 17 Ground Left front door tweeter speaker (-) 18 Ground Sub woofer speaker (-) 19 Ground - 20 Amplifier SPDIF (High) - 21 Amplifier SPDIF (Low) Amplifier navigation voice (-) 22 Amplifier SPDIF (Ground) - 23 - - 24 IGN1 - 25 Right surround speaker (-) Right rear door speaker (-) 26 Left surround speaker (-) Left rear door speaker (-) 27 Right midrange speaker (-) Center speaker (-) 28 Left midrange speaker (-) - Repair procedures Inspection    • Warning and guide sounds regarding engine start and driving are generated by the external amplifier.

    Components and components location Components 1. Left remote control switch (Audio + Bluetooth + Voice) 2. Right remote control switch (Trip + SCC + LFA) Schematic diagrams Circuit Diagram [Audio + Bluetooth + Voice] [Trip + SCC + LFA] Repair procedures Removal 1.

    Other information:

    Kia Optima DL3 2019-2026 Service and Repair Manual: Smart Key

    Repair procedures Adjustment Smart Key Code Saving 1. Connect the VCI II in driver side crash pad lower panel, turn the power on KDS. 2. Select the vehicle model and then do "Smart key code saving".

    Kia Optima DL3 2019-2026 Service and Repair Manual: Smart Key Diagnostic

    Repair procedures Inspection 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS). The diagnostic system (KDS) provides the following information. (1) Self diagnosis : Checking failure and code number (DTC).

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