The automatic transmission control unit (AT) in the Mitsubishi Outlander performs the following functions:
* Gear shift control based on input data such as vehicle speed, engine speed and transmission load.
* Adjusting the pressure in the hydraulic system to control automatic transmission clutches and brake bands.
* Automatic transmission temperature control and protection from overheating.
* Diagnostics and storage of automatic transmission fault codes.
* Provide interaction with other vehicle systems such as the engine and transmission control unit (ECU).
The location of the automatic transmission control unit in the Mitsubishi Outlander varies depending on the year of manufacture and vehicle configuration:
Mitsubishi Outlander (2006-2012)
*Located in the engine compartment, next to the engine control unit (ECU).
Mitsubishi Outlander (2013-2021)
*For models with 2.4-liter engine: located under the engine control unit cover, next to the battery.
* For models with a 3.0-liter engine: located in the engine compartment, to the left of the engine.
To access the automatic transmission control unit, you must perform the following steps:
1. Open the hood of the car.
2. Determine the location of the automatic transmission control unit in accordance with the instructions above.
3. Disconnect the negative battery terminal for safety.
4. Remove the protective cover or bracket holding the automatic transmission control unit.
5. Disconnect the electrical connectors from the automatic transmission control unit.
6. Unscrew the mounting bolts and remove the automatic transmission control unit.
Note: It is recommended that you have a qualified mechanic service or replace the automatic transmission control module as it is a complex part that requires specialized tools and knowledge.