Kia Optima: Hydraulic System / Valve Body

Kia Optima DL3 2019-2023 Service and Repair Manual / Automatic Transaxle System / Hydraulic System / Valve Body

Repair procedures

Replacement

It is not recommended to replace the valve body . If the valve body needs to be replaced, the automatic transaxle assembly should be replaced and the oil pressure characteristics should be input using the KDS. If replacing the valve body, it is not possible to input the oil pressure characteristics using the KDS and if not performing the oil pressure characteristics input procedure, a shift shock or delay may occur.

1.	Replace the automatic transaxle assembly. (Refer to Automatic Transaxle System - "Automatic Transaxle System")

Fluid

Repair procedures Inspection Automatic Transaxle Fluid (ATF) Level Check When checking the ATF level, be careful ...

Oil Pump

Repair procedures Removal If ATF is leaking due to damage on O-ring, replace O-ring with a new one. (Refer to ...

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