Body Electrical System
Audio system
In this manual: Body Electrical System
7steps
~42min
2/5difficulty
Done 0 of 7
Specifications
Specification
Audio system
| Items | Specifications | ||
| Model | Audio | Show audio | |
| Power Supply | 14.4 V DC | ||
| Rated Output | MAX. 45 W x 4 | ||
| Impedance | 4 Ω x 4 | ||
| Antenna | 80 PF 75 Ω | ||
| Tuning Type | PLL synthesized type | ||
| Dark Current | MAX. 1 mA | ||
| Frequency range / channel separation | FM | 87.5–108.0 MHz / 100 kHz | |
| IS | 531 - 1602 kHz/9 kHz | ||
Components and Component Location
Components

| 1. Instrument cluster panel 2. Center airbag garnish 3. Center ventilator assembly |
4. Upper audio panel 5. Head unit 6. Crash pad |
Circuit Diagrams
Connector and Terminal Function
[Audio]

| No. | Connector A | Connector B |
| 1 | Left rear door speaker (+) | - |
| 2 | Left rear door speaker (-) | MIC (+) |
| 3 | USB ground | - |
| 4 | USB D (+) | Latch |
| 5 | USB D (-) | External Antenna |
| 6 | USB B (+) | Illumination (+) |
| 7 | - | - |
| 8 | - | - |
| 9 | - | - |
| 10 | AUX Right Input | Battery (+) |
| 11 | AUX Detection | Battery (+) |
| 12 | Steering Wheel Remote Control | Ground |
| 13 | Left front door speaker (+) | Ground |
| 14 | Left front door speaker (-) | - |
| 15 | Right front door speaker (-) | MIC (-) |
| 16 | Right front door speaker (+) | - |
| 17 | - | - |
| 18 | - | Vehicle Speed Signal |
| 19 | - | Illumination (-) |
| 20 | - | - |
| 21 | - | - |
| 22 | - | ACC |
| 23 | - | - |
| 24 | AUX Left Input | - |
| 25 | Auxiliary ground | - |
| 26 | Steering wheel remote control ground | - |
| 27 | Right rear door speaker (-) | - |
| 28 | Right rear door speaker (+) | - |
| 29 | - | - |
| 30 | - | - |
| 31 | - | - |
| 32 | - | - |
| 33 | - | - |
| 34 | - | - |
| 35 | - | - |
| 36 | - | |
| 37 | - | |
| 38 | - |

[Show Audio]

| No. | Connector A | Connector B | |
| Built-in amplifier | External amplifier | ||
| 1 | Left rear door speaker (+) | - | - |
| 2 | Left rear door speaker (-) | - | MIC (+) |
| 3 | - | Voice navigation amplifier (+) | - |
| 4 | - | Amplifier_SPDIF (High) | - |
| 5 | - | Antenna Power | |
| 6 | RVM camera power | Illumination (+) | |
| 7 | RVM camera video input | M-CAN (High) | |
| 8 | - | - | |
| 9 | - | - | |
| 10 | Right AUX audio connector | Battery (+) | |
| 11 | AUX connector detection | Battery (+) | |
| 12 | Steering Wheel Remote Control | Ground | |
| 13 | Left front door speaker (+) | - | Ground |
| 14 | Left front door speaker (-) | - | - |
| 15 | Right front door speaker (-) | - | MIC (-) |
| 16 | Right front door speaker (+) | - | - |
| 17 | - | Voice navigation amplifier (-) | - |
| 18 | - | Amplifier_SPDIF (-) | - |
| 19 | - | Amplifier_SPDIF (ground) | Illumination (-) |
| 20 | RVM camera power ground | - | |
| 21 | RVM camera video ground | ACC | |
| 22 | - | - | |
| 23 | - | - | |
| 24 | AUX audio left | - | |
| 25 | AUX audio ground | - | |
| 26 | Steering wheel remote control ground | - | |
| 27 | Right rear door speaker (-) | - | - |
| 28 | Right rear door speaker (+) | - | - |
| 29 | - | - | |
| 30 | - | - | |
| 31 | - | - | |
| 32 | - | - | |
| 33 | - | IGN1 | |
| 34 | - | - | |
| 35 | - | - | |
| 36 | - | - | |
| 37 | - | - | |
| 38 | Vehicle Speed Signal | - | |

Repair Procedures
Removal
Disconnect the negative (-) battery terminal.
Remove the cluster fascia.
(Refer to Body — "Instrument Panel")
Remove the center air vent assembly (B) after removing the decorative cover in the center of the pad (A).

Disconnect the connector (A) from the center air duct assembly.

Loosen the screws after removing the upper audio panel (A).

Remove the head unit (A) after loosening the screws.

Disconnect the head unit connector (A) and radio cable (B).

Installation
Install in the reverse order of removal.
Test yourself
A quick Kia Forte BD quiz: every answer comes with an explanation and a link to the manual page.
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