Kia Optima: Transaxle Control Module (TCM). Description and Operation
Description
Transaxle Control Module (TCM) is the automatic transaxle's brain. 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. TCM is programmed for optimal response to any on-road situation. In the event of a transaxle failure or malfunction, TCM stores the fault information in memory so that the technician may reference the code and quickly repair the transaxle. 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 damper clutch (D/C) 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 automatic transaxle
for faults and failures.
|
Components and Components Location
Components Location
[Vehicle Components]
1. Automatic transaxle
2. Transaxle control module (TCM)
3. Shift lever
4. DLC
[Transaxle Components]
...
See also:
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WARNING
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Cargo net
To keep items from shifting in the trunk, you can use the four rings located
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CAUTION
Do not put fragile, bulky or excessive items into cargo net. The i ...
Fuse Inspection
1.
Be sure there is no play in the
fuse holders, and that the fuses are held securely.
2.
Are the fuse capacities for each
circuit correct?
3.
Are the ...
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