Kia Soul: Audio Unit Repair procedures - Audio - Body Electrical SystemKia Soul: Audio Unit Repair procedures

Kia Soul EV (PS EV) 2015-2020 Service Manual / Body Electrical System / Audio / Audio Unit Repair procedures

Removal
   
Put on gloves to protect your hands.
   
When prying with a flat-tip screwdriver, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage.
Use a plastic panel removal tool to remove interior trim pieces to protect from marring the surface.
Take care not to bend or scratch the trim and panels.
1.
Disconnect the negative (-) battery terminal.
2.
Remove the center fascia panel (A) from the crash pad.

3.
Disconnect the connecters (A) from the center fascia panel.

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

5.
Disconnect the connectors and cable (A) from the audio head unit.

Installation
1.
Connect the connectors and cable.
2.
Install the audio head unit and center fascia panel.
3.
Connect the negative (-) battery terminal.
   
1)
Make sure the connector are connected inproperly.
2)
Check the audio system.
Inspection
1.
Check the specified value of AVN head unit connectors in specified condition.
Connector A
No.
Name
Terminal Description
Condition
Specified Condition
A1
Rear left speaker (+)
Loudspeaker Rear Left+
Needed connection to the car
Analog output
A2
Front left speaker (+)
Loudspeaker Front Left+
Needed connection to the car
Analog output
A3
Front right speaker (+)
Loudspeaker Front Right+
Needed connection to the car
Analog output
A4
Rear right speaker (+)
Loudspeaker Rear Right+
Needed connection to the car
Analog output
A5
-
-
?
?
A6
-
-
?
?
A7
-
-
?
?
A8
Illumination (+)
Rheostat from vehicle +
Needed connection to the car
?
A9
Detent
Detent
Needed connection to the car
?
A10
Rear left speaker (-)
Loudspeaker Rear Left-
Needed connection to the car
Analog output
A11
Front left speaker (-)
Loudspeaker Front Left-
Needed connection to the car
Analog output
A12
Front right speaker (-)
Loudspeaker Front Right-
Needed connection to the car
Analog output
A13
Rear right speaker (-)
Loudspeaker Rear Right-
Needed connection to the car
Analog output
A14
-
-
?
?
A15
-
-
?
?
A16
-
-
?
?
A17
Illumination (-)
Rheostat from vehicle -
Needed connection to the car
?
A18
Remote antenna
Remote Power supply for Antenna
Acc on
9V ~ 18V

Connector B
No.
Name
Terminal Description
Condition
Specified Condition
B1
-
-
?
?
B2
-
-
?
?
B3
-
-
?
?
B4
Steering remocon
Steering Wheel Remote Control
Steering Wheel switch pushed
0.5V ~ 3V
B5
-
-
?
?
B6
USB D (+)
USB D+
USB device is inserted
3.2V ~ 3.45
B7
USB/ iPod VDD
USB /iPod power
USB/iPod device is inserted
4.9V ~ 5.1V
B8
AUX R input
AUX Right Sound Signal
External Auxiliary device is Audio playing (At time of Aux jack use)
A waveform synchronized with sound is output
B9
AUX ground
AUX Reference Ground
Always
Below 1 ohm
B10
Mic (+) (Bluetooth)
Bluetooth MIC+
Input the Voice Signal via MIC
A waveform synchronized with Voice data via MIC
B11
ACC
Accessory
Engine switch on(ACC)
11 ~ 14 V
B12
Battery (+)
Battery
Always
11 ~ 14 V
B13
-
-
?
?
B14
-
-
?
?
B15
-
-
?
?
B16
Vehicle speed
Speed Sensor Signal
Engine switch on(IGN), car is moved slowly
Approx. 5V Level Pulse Generation
B17
Remote control ground
Steering Wheel Remote Control Gnd
Always
Below 1 ohm
B18
USB D (-)
USB D-
USB device is inserted
3.2V ~ 3.45
B19
USB/ iPod ground
iPod detection line
iPod device is inserted
GND
B20
AUX detect
AUX Signal Input Detect
Auxiliary device is inserted
0V(Low) > 5V(High)
B21
AUX L input
AUX Left Sound Signal
External Auxiliary device is Audio playing (At time of Aux jack use)
A waveform synchronized with sound is output
B22
Mic (-) (Bluetooth)
Bluetooth MIC-
Input the Voice Signal via MIC
A waveform synchronized with Voice data via MIC
B23
-
-
?
?
B24
Power ground
Ground
Always
Below 1 ohm

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