Kia Optima Hybrid: Hydraulic System / 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 valves, oil redirection valves, shift valves, and manual valves. The body also features electronic solenoid valves that ensure smooth gear changes.

Fluid Repair procedures

Inspection ATF level Check     When checking the ATF level, be careful not to enter dust, foreign matters, etc. from fill hole. 1. Remove the air duct (A). 2. Remove the eyebolt (A). 3. Add ATF ...

Valve Body Components and Components Location

Component Location 1. Automatic transaxle2. Valve body assembly Component 1. Pressure Control Valve(PCV) adjust screw8. Underdrive Brake Control Solenoid Valve(UD/B)2. Solenoid valve bracket9. 26 Brake ...

Other information:

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


Description Windshield deicer system prevent windshield wiper from freezing in the winter season. It consists of deicer in the lower part of windshield, switch and relay. Body control module receives an input signal from the deicer switch, then controls relay. Operating condition is the same that of ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Active Air Flap(AAF) Troubleshooting


Troubleshooting SymptomsPossible CausesRemedyWarning illuminated"Check active air flap system"Active Air Flap System Fail(Flap stuck)• Inspect the flap and remove the foreign substance• Check the Active Air Flap assembly • Repair or replace as requiredActuator FaultReplace the actuatorMalfunction ...

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