Kia Sedona: Transaxle Control Module (TCM) Description and Operation
Third generation YP (2014-2026) / Kia Sedona YP Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Transaxle Control Module (TCM) Description and Operation
| Description |
The module receives and processes signals from various
sensors and implements a wide range of transaxle controls to ensure
optimal driving conditions for the driver.
Functions
| • |
Monitors the vehicle''s operating conditions to determine the optimal gear setting. |
| • |
Performs a gear change if the current gear setting differs from the identified optimal gear setting. |
| • |
Determines the need for torque converter clutch activation and engages the clutch accordingly. |
| • |
Calculates the optimal line pressure level by constantly monitoring the torque level and adjusts the pressure accordingly. |
| • |
Diagnoses the faults and failures for automatic transaxle. |
| Operation |
Transaxle Control Module (TCM) Components and Components Location
Component Location
1. Transaxle Control Module (TCM) ...
Transaxle Control Module (TCM) Schematic Diagrams
TCM Connector
TCM terminal function
Connector [A]
PinDescription10CAN (High)27Ignition switch29Sports mode up switch35CAN (Low)44Inhibitor switch signal ''S1''45Inhibitor switch signal ''S2''4 ...
Other Information:
Master Cylinder Repair procedures
Removal
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the air cleaner assembly (A).
3.
Disconnect the brake fluid level switch connector (B), and rem ...
ACC(Accessory)
Amber
Press the ENGINE START/STOP button while it is in the OFF position without depressing
the brake pedal.
If the ENGINE START/STOP button is in the ACC position for more than 1 hour,
the bu ...
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