KIA Niro: Virtual Engine Sound System (VESS)
Kia Niro - First generation - (DE) (2017-2022) - Service and Repair Manual / Body Electrical System / Virtual Engine Sound System (VESS)
Virtual Engine Sound System (VESS) / Components And Components

- Virtual engine sound unit & speaker assembly
Description
The VESS (Virtual engine sound system) generates engine sound when you start the EV system.
This sound is for pedestrians to hear vehicle sound because there is no engine sound in EV driving.
Connector and Terminal Function

Block Diagram

Virtual Engine Sound System Unit Repair procedures
Removal
- Remove the front bumper assembly.
(Refer to Body - "Front Bumper Assembly")
- Disconnect the VESS unit & speaker assembly connector (A).

- Remove the VESS unit & speaker assembly (A) by loosening the bolts.

Installation
- Install in the reverse order of removal.
Virtual Engine Sound Speaker Repair procedures
Removal
- Disconnect the negative battery terminal.
- Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
- Remove the side crash pad switch panel (A) after loosening the screws.

- Disconnect the side crash pad switch connector (A).

- Remove the side crash pad switch (A) by loosening the screws.

Installation
- Install in the reverse order of the removal.
Inspection
- Operate the switch, then check for continuity between terminals.


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Washer motor
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Front Wiper Motor
Front wiper motor
Rear wiper motor
Front Wiper Motor Repair procedures
Removal
Front Wiper Motor
Remove the cowl top cover.
(Refer to Body - "Cowl Top Cover")
Disconnect the wiper motor connector (A).
Remove th
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Radiator hoses
Inspection
Check radiator hoses for the following
(1) Improper attachment
(2) Leaks
(3) Cracks
(4) Damage
(5) Loose connections
(6) Chafing
(7) Deterioration
Coolant level
Check the coolant level in the coolant reservoir. Make sure
Fuel Pressure Sensor (FPS)
Description
Installed on top of the low pressure fuel pump, the Fuel Pressure Sensor
(FPS) measures the pressure
in the low pressure fuel line.
Based on the fuel pressure measured by the FPS and the amount of fuel consumed,
the fuel pump
co
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