Kia Optima: Replacement
ATF of 6 speed automatic transaxle doesn’t need to be replaced. If the vehicle
is used severely in business or personal use, replace ATF every 60,000 miles.
Severe usage is defined as
• |
Driving in rough road
(Bumpy, Gravel, Snowy, Unpaved road, etc) |
• |
Driving in mountain road,
ascent/descent |
• |
Repetition of short distance
driving |
• |
More than 50% operation
in heavy city traffic during hot weather above 32°C(89.6°F) . |
• |
Police, Taxi, Commercial
type operation or trailer towing, etc |
|
1. |
Remove the drain plug (A) and
reinstall the drain plug after draining ATF totally.

Drain plug tightening torque:
34.3 ~ 44.1 N.m (3.5 ~ 4.5 kgf.m, 25.3 ~32.6 lb-ft)
|
The gasket of the drain plug use new one. |
|
2. |
Fill the oil about 5 liters through
eyebolt. |
3. |
Check the oil level. (Refer to
"Hydraulic system (Fluid)" in this group) |
Oil level Check
A check of ATF level is not normally required during scheduled services.
If an oil leak is found, perfo ...
Description
The valve body is essential to automatic transaxle control and consists of various
valves used to control the oil feed from the oil pump. Specifically, these valves
consist of pressur ...
See also:
Description and Operation
Description
EPS (Electric power steering, Column assist type) system uses
an electric motor to assist the steering force and it is an engine
operation independent steering system.
EPS contro ...
Removal
1.
Disconnect the negative(-) battery
terminal.
2.
Remove the glove box.(Refer
to the BD group - "Crash pad")
3.
Disconnect the fob hold ...
Inspection
Check it by the procedure below to see if the function of the ECM is normal.
1.
Turn the ignition key to the
"ON" position.
2.
Cover the front sensor to stop
...