Kia Optima: Oil Pump. Description and OperationDescription
The oil pump is built-in as a single unit with the 26 brake 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 torque converter and the cooler.

Components and Components Location
Oil Pump. Components and Components LocationDisassembly
1.
Remove the snap ring (A).
2.
Remove the hub assembly from
the knuckle assembly.
(1)
Install the front knuckle
assembly (A) on press.
...
Checking tire inflation pressure
Check your tires once a month or
more.
Also, check the tire pressure of the
spare tire.
How to check
Use a good quality gage to check tire
pressure.You can not tell if your tires
are proper ...
Installation
1.
Install the front fog bulb.
2.
Reconnect the lamp connector.
3.
Install the front bumper.
...