Kia Optima Hybrid: Automatic Transaxle Control System / Repair procedures

Adjustment
TCM Learning
When shift shock is occurred or parts related with the transaxle are replaced, TCM learning should be performed. In the following case, TCM learning is required.
Transaxle assembly replacement
TCM replacement
Valve body replacement
TCM upgrading
TCM learning procedure
1.
TCM learning condition
ATF temperature: 40 ~ 95°C (104 ~ 203°F)
2.
TCM learning procedure
a. Stop learning
Repeat the below shift pattern four times or more with stepping on the brake.

Driving learning
1) Drive the vehicle through all gears at D range. Drive from stop to 1st to 2nd to 3rd to 4th to 5th to 6th with keeping fixed throttle open.
2) Down shift from 6th to 5th, 5th to 4th, 4th to 3rd, 3rd to 2nd, 2nd to 1st.
3) Repeat the above driving pattern four times or more.
Up-shift throttle open : 15 ~ 30%

Description and Operation

Description Automatic transaxle system relies on various measurement data to determine the current control status and extrapolate the necessary compensation values. These values are used to control the ...

Schematic Diagrams

Circuit Diagram ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: CVVT Oil Control Valve (OCV) Repair procedures


Inspection 1. Turn the ignition switch OFF. 2. Disconnect the OCV connector. 3. Measure resistance between the OCV terminals 1 and 2. 4. Check that the resistance is within the specification. Specification: 6.9 ~ 7.9? [20°C(68°F)] Removal 1. Turn the ignition switch OFF and disconnect the battery negative ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Timing Chain Repair procedures


Removal     • Use fender covers to avoid damaging painted surfaces. • To avoid damage, unplug the wiring connectors carefully while holding the connector portion.     Mark all wiring and hoses to avoid misconnection.     • Be sure to read and follow the “General ...

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