How to Change/Remove Detroit Diesel ECM Password by DDCT

This instruction show you guide on how to use DDCT (Detroit Diesel Calibration Tool) for Detroit Diesel engine ECM.

 

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Procedures:

Step 1: Run “Detroit Diesel Calibration Tool” as administrator:

Step 2: Go to comms and select upload calibration:

Step 3: The calibration will be loaded in the ddct, (properly routing the root metfiles)

Step 4: the ddct may show you warning windows like this:

Step 5: ddct will show you a window telling you that the calibration was successfully uploaded to the program.

Step 6: Deploy the following path: rel_##.cal/shared/customer changeable options/passwords/ customer passwords/

 

Step 7: click on download calibration, the calibration will go to the ecm. with the changes in the password modified.

Step 8: click on download all parameters.

Step 9: password changed!!