TCM Initialization Procedure

When one or more operations such as shown below are performed, all learned contents which are stored in TCM memory should be erased after the operations.

• When A/T H/W is replaced in a vehicle.
• When a used TCU is installed in other vehicle.
• When a vehicle condition is unstable (engine RPM flare, TPS toggling and so on; at this kind of unstable conditions, mis-adaptation might be done).
  1. Connect the scan tool with a DLC connector in a vehicle.
  2. Turn ignition switch ON.
  3. Turn the power on for the scan tool.
  4. Follow the "TCM LEARNED INITIALIZE" procedure on the scan tool menu.
     NOTE: Before pushing "Yes" Button for TCM initialization on the scan tool screen, make sure that the condition is as follows:
     Condition:

     1. Engine idle.
     2. Select lever set "P" range.