How to remove Detroit ECM Password by DDCT

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

Step 1: Run Detroit Diesel Calibration Tool (DDCT) as administrator

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Step 2: Go to comms and select upload calibration

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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:

DDCT

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/

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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!!

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