Kia Optima Hybrid: VESS(Virtual Engine Sound System) / Description and Operation

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Body Electrical System / VESS(Virtual Engine Sound System) / Description and Operation

Description

The VESS (Virtual engine sound system) generates engine sound when you start the hybrid system.

This sound is for pedestrians to hear vehicle sound because there is no engine sound in hybrid driving.

VESS operates when vehicle speed is between 0~20km/h.

Components and Components Location

Component Location 1. Virtual engine sound system unit2. Virtual engine sound speaker ...

Virtual Engine Sound System Unit Components and Components Location

Component Location ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: ETC (Electronic Throttle Control) System Specifications

Specification [Throttle Position Sensor (TPS)] Throttle Angle(°)Output Voltage(V)TPS1TPS200.05.0100.484.52200.954.05301.433.57401.903.10502.382.62602.862.14703.331.67803.811.19904.290.711004.760.241055.00C.T (6 ~ 15°)0.29 ~ 0.714.29 ~ 4.71W.O.T (93 ~ 102°)4.43 ~ 4.860.14 ~ 0.57 ItemSensor Resistance(k?)TPS10.875 ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Repair procedures

Inspection Front Door Lock Actuator Inspection 1. Remove the front door trim. (Refer to the BD group - "Front door") 2. Remove the front door module. 3. Disconnect the 7P connector from the actuator. 4. Check actuator operation by connecting power and ground according to the table. To prevent damage ...