Kia Optima Hybrid: Hydraulic System / Oil Pump Description and Operation

Description
Machanical Oil Pump (MOP)
The oil pump is built in the transaxle as a single unit with the 26 Brake (26/B) chamber. Rotation of the pump builds the hydraulic pressure needed for the lubrication of the various parts of the transaxle and operation of the clutch and brakes. The oil also circulates through the driving motor and the cooler.
Oil pump operation flow

1. Inlet (Oil filter) 
5. 35R/C (35R Clutch) operation pressure
2. Inlet (Valve body) 
6. Lubrication
3. Outlet 
7. E/C (Engine Clutch) Lubrication
4. 26/B (26 Brake) operation pressure
8. E/C (Engine Clutch) Operation pressure

Components and Components Location

Component Location 1. Automatic transaxle assembly 2. Machanical oil Pump assembly (MOP)3. Valve body assembly4. ATF Warmer5. Electric oil pump (EOP) ...

Oil Pump Components and Components Location

Component 1. Flange bolt2. Sleeve3. Reaction shaft support assembly4. Driven gear 5. Sleeve6. Driven gear 7. Oil pump housing ...

Other information:

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


Inspection 1. The windshield deicer switch inputs can be checked using the GDS. 2. To check the input value of windshield deicer switch, select option "Body Control Module". 3. Select option "Current Data of smart junction box". 4. To check the input value of windshield deicer switch in force mode, select ...

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


Replacement Trunk Lid Assembly Replacement     • When removing and installing the trunk lid, an assistant is necessary. • Wear gloves to protect hands from injury. 1. Loosen the trunk inside handle (A) mounting screws. 2. Detach the clips, then remove the trunk lid trim (A). 3. Disconnect ...

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