Kia Optima Hybrid: Automatic Transaxle Control System / Description and Operation

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / 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 actuators and achieve the desired control output.

If a problem with the drivetrain, including the transaxle, has been identified, perform self-diagnosis and basic transaxle inspection (oil and fluid inspection) and then check the control system''s components using the diagnosis tool.

Control System Composition

Automatic Transaxle Control System

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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 ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Special Service Tools

Special Service Tools Tool Name / NumberIIIustrationDescriptionLower arm ball joint remover0K545-A9100Removal of front lower arm from front axle Personal Protective Equipment NameIllustrationDescriptionInsulation gloveUsed when inspecting or working on the high voltage components[Insulation performance ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Troubleshooting

Troubleshooting Trouble SymptomProbable causeRemedyVehicle pulls to one sideScoring of driveshaft ball jointReplaceWear, rattle or scoring of wheel bearingReplaceDefective front suspension and steeringAdjustment or ReplaceVibrationWear, damage or bending of driveshaftReplaceDriveshaft rattle and hub ...