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: Head Lamps Repair procedures

Inspection 1. Check-points upon head lamp failure (HID) (1) Check the battery voltage. (Low beam will be on when the battery voltage above 9V.) (2) Check the fuse and relay. (3) Check the polarity of ballast. (If the polarity are changed, low beam doesn''t lighten) (4) Check the bulb connector securely. ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: 35R Clutch Control Solenoid Valve (35R/C_VFS) Specifications

Specifications Direct control VFS[35R/C] Control type : Normal high type Control Pressure kpa(kgf/cm?, psi)500.14 ~ 9.81(5.1 ~ 0.1, 72.54 ~ 1.42)Current value (mA)50 ~ 850 Internal resistance (?)5.1 ...