Kia Optima: Oil Pump Description and Operation - Hydraulic System - Automatic Transaxle SystemKia Optima: 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 ...

See also:

SS-B Solenoid Valve (ON/OFF) Specifications
Specifications ON/OFF Solenoid Valve(SS-A, SS-B) Control type : Normal low type Control pressure kpa(kgf/cm?, psi)490.33 (5.0, 71.12) Internal resistance(?)10 ~ 11 ...

Adjustment
Parking Brake Shoe Clearance Adjustment 1. Raise the vehicle, and make sure it is securely supported. 2. Remove the rear tire and wheel. 3. Remove the plug ...

Component Location
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