Kia Optima Hybrid: VESS(Virtual Engine Sound System) / Virtual Engine Sound System Unit Schematic Diagrams

Circuit Diagram

Virtual Engine Sound System Unit Components and Components Location

Component Location ...

Virtual Engine Sound System Unit Repair procedures

Removal 1. Disconnect the negative(-) battery terminal. 2. Remove the glove box housing. (Refer to the BD group - "Crash pad") 3. Remove the VESS unit (A) with bracket after loosening the mounting nuts ...

Other information:

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


Inspection 1. After disconnecting the vapor hose from the PCV valve, remove the PCV valve. 2. Reconnect the PCV valve to the vapor hose. 3. Run the engine at idle, then put a finger over the open end of the PCV valve and make sure that intake manifold vacuum can be felt.     The plunger inside ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: SS-B Solenoid Valve (ON/OFF) Repair procedures


Inspection 1. Turn ignition switch OFF. 2. Remove the air duct (A). Tightening torque: 7.8 ~ 9.8 N.m (0.8 ~ 1.0 kgf.m, 5.8 ~ 7.2 lb-ft) 3. Remove the air cleaner assembly. (1) Disconnect the breather hose (A). (2) Disconnect the air intake hose (B) and then remove the air cleaner assembly (C). Tightening ...

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