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. |
| • |
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
Component Location
[Vehicle Installation component]
1. Automatic transaxle2. Transaxle control module (TCM)3. Shift lever4. Data Link Connector (DLC)
[Transaxle Installation component]
1. ...
Transaxle Control Module (TCM) Schematic Diagrams
TCM connector and terminal function
TCM terminal function
Connector [A]
PinDescriptionPinDescription2-33ON/OFF solenoid valve A (SS-A)3Line pressure control solenoid valve (LINE_VFS)34Ground (P ...
See also:
Specification
Engine
T/M
Joint type
Max. permissible angle
Outer
Inner
Outer
Inner
Gasoline 2.0 T-GDI
...
Rear Seat Armrest
This armrest is located in the center of the rear seatback. Pull the armrest
down using the strap provided on the armrest.
To open the armrest cover, press the button on the top of the cover and ...
Replacement
1.
Turn ignition switch OFF.
2.
Disconnect the negative (-) battery
cable.
3.
Disconnect the TCM connector
(A).
4.
Re ...
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