Automatic Transmission/Transaxle: Testing and Inspection

Learning Control

GENERAL DESCRIPTION

^ Follow the messages displayed on the Subaru Select Monitor when working.
^ When the following work is performed, perform learning for the transmission. Replacement of TCM/Replacement or disassembly of transmission assembly/Replacement of control valve body/Performing "Clear Memories 2".

PROCEDURE

PREPARATION FOR LEARNING

1) Warm up or cool down the vehicle until the ATF temperature displayed on the Subaru Select Monitor is 60 - 80°C (140 - 176°F).
2) Shift the select lever to "P" range.
3) Apply the electronic parking brake.
4) Lift up the vehicle.

CAUTION:
While working, be sure to keep the lower edge of the tires 30 cm or more above the ground as vehicle will vibrate.

5) Connect the Subaru Select Monitor to data link connector.
6) Turn the ignition switch to ON.
7) Select {AT related learning & inspecting mode} in the [[Transmission Diagnosis]] screen of the Subaru Select Monitor.
8) Select {AT learning mode} in the [[AT related learning & inspecting mode]] screen of the Subaru Select Monitor.
9) Follow the messages displayed on the Subaru Select Monitor screen when working.

SIMPLE LEARNING

NOTE:
Simple learning is performed with the vehicle lifted, without actually running the vehicle.

CAUTION:
Do not turn the power of the Subaru Select Monitor to OFF or disconnect the data link connector during the operation.

1) Follow the messages displayed on the Subaru Select Monitor screen when working.

NOTE:
During "SHIFT control system learning in progress" and "AWD control system learning in progress", AT OIL TEMP light in the combination meter starts blinking at 2 Hz and the learning operation starts. The following message is displayed on the screen when the AT OIL TEMP light in the combination meter goes off. When the learning ended abnormally, AT OIL TEMP light blinks at 4 Hz.

2) "AT learning normally ended." is displayed, simple AT learning is completed.

NOTE:
^ If communication error occurs during learning, retry the "AT learning mode" from the beginning.
^ If the message "Execute AT learning again after fixing troubles of the vehicle" is displayed during learning, select [OK] to display the List of Diagnostics Trouble Code. After repairing the locations indicated by the DTC, start the "AT learning mode" over from the beginning.
^ If the message "AT learning ended abnormally." is displayed, start the "AT learning mode" over from the beginning.





^ For detailed operation procedures, refer to "PC application help for Subaru Select Monitor".

DRIVING CHECK

Drive the vehicle to check that there is no malfunction such as shifting shock. When shifting shock is felt, perform learning again. When reducing of shifting shock is not felt, check that other parts are normal.