Note: When replacing the automatic transmission ECU, it is necessary to enter the transmission oil service life value stored in the memory of the replaced ECU into the memory of the new ECU.
Note: Proceed as follows: read the oil life data from the memory of the ECU being replaced using parameter PR133 "Oil change odometer" and write it down.
Replace the ECU.
Enter the oil service life data into the memory of the new ECU using the command: CF320 "Transfer mileage counter data until next oil change".
Check the data entry by displaying the "Next oil change mileage counter" parameter.
Enter the after-sales service date using the command: CF320 "Enter after-sales service date".
To remember the entered parameters with the new ECU, conduct a road test.
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