Kia Sedona: Transaxle Control Module (TCM) Description and Operation| Description |
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Monitors the vehicle''s operating conditions to determine the optimal gear setting. |
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Performs a gear change if the current gear setting differs from the identified optimal gear setting. |
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Determines the need for torque converter clutch activation and engages the clutch accordingly. |
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Calculates the optimal line pressure level by constantly monitoring the torque level and adjusts the pressure accordingly. |
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Diagnoses the faults and failures for automatic transaxle. |
| Operation |

Transaxle Control Module (TCM) Components and Components Location
Transaxle Control Module (TCM) Schematic DiagramsA/V Mode
This mode displays the state of the A/V system. ...
Repair procedures
Inspection
1.
After disconnecting the vapor hose from the PCV valve, remove the PCV valve.
2.
Reconnect the PCV valve to the vapor hose.
3.
Inspect the PCV valve operation.
(1)
Run the ...