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

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Automatic Transaxle System / 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: Steering Angle Sensor Description and Operation

Description The Steering Angle Sensor (SAS) is installed in MDPS (Motor Driven Power Steering) and it sends messages to HECU through CAN communication line. The SAS is used to determine turning direction and speed of the steering wheel. The HECU uses the signals from the SAS when performing ESC-related ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: High Voltage Shut-off Procedures

High Voltage Shut-off Procedures 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 may result in serious electrical injuries. • High voltage components: ...