Kia Optima Hybrid: Engine Mechanical System

General Information

Identification Number Locations Identification Number Description Vehicle Identification Number 1. World Manufacturer Identifier (WMI) - KNA : Passenger vehicle, MPV(Multipurpose Passenger Vehicle)/SUV(Sports ...

General Safety Information and Caution

Safety Precaution     Since hybrid vehicles contain a high voltage battery, if the high voltage system or vehicles are handled incorrectly, this might lead to a serious accidents like electric ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Virtual Engine Sound Speaker Repair procedures

Removal 1. Disconnect the negative(-) battery terminal. 2. Remove the front wheel guard. (Refer to the BD group - "Front bumper") 3. Remove the VESS speaker (A) after removing the bolts and connector. Installation 1. Install the VESS speaker and connector. 2. Install the front wheel guard. ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Injector Description and Operation

Description Based on information from various sensors, the ECM can calculate the fuel amount to be injected. The fuel injector is a solenoid-operated valve and the fuel injection amount is controlled by length of injection time. The ECM controls each injector by grounding the control circuit. When the ...