Kia Optima Hybrid: Hydraulic System / Valve Body Components and Components Location

Component Location

1. Automatic transaxle
2. Valve body assembly

Component

1. Pressure Control Valve(PCV) adjust screw
8. Underdrive Brake Control Solenoid Valve(UD/B)
2. Solenoid valve bracket
9. 26 Brake Control Solenoid Valve(26/B)
3. Oil temperature sensor
10. 35R Clutch Control Solenoid Valve(35R/C)
4. Line Pressure Control Solenoid Valve
11. Torque Converter Control Solenoid Valve (T/CON)
5. SS-A Solenoid Valve(ON/OFF)
12. LR/B pressure flow hole
6. SS-B Solenoid Valve(ON/OFF)
13. UD/B pressure flow hole
7. Overdrive Clutch Control Solenoid Valve(OD/C)
14. Accumulator 

Valve Body Flow

1. To cooler
9. Lubrication (Front)
2. From cooler 
10. 35R clutch pressure
3. Lubrication (Rear)
11. 26 brake pressure
4. Overdrive pressure
12. From oil pump
5. Reducing pressure (red2)
13. To oil pump
6. Reducing pressure (red1)
14. Underdrive pressure
7. Engine clutch pressure
15. Low & reverse pressure
8. Lubrication (Engine clutch)
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Valve Body Description and Operation

Description The valve body is essential to automatic transaxle control and consists of various valves used to control the oil feed from the oil pump. Specifically, these valves consist of pressure regulator ...

Valve Body Repair procedures

Removal     • Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure to follow the safety instructions ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Start/Stop Button Repair procedures


Removal 1. Disconnect the negative (-) battery terminal. 2. Using a screwdriver or remover, remove the crash pad side cover (A). 3. After loosening the mounting screws, then remove the crash pad lower panel (A). 4. Disconnect the crash pad lower switch connectors (A), diagnosis connector (B), crash pad ...

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


Replacement 1. Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported. 2. Remove wheel nuts, rear wheel and tire from rear hub. Tightening torque: 88.2 ~ 107.8 N.m (9.0 ~ 11.0 kgf.m, 65.0 ~ 79.5 lb-ft)     Be careful not to damage to the wheel nuts when removing ...

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