How to Connecting the DETROIT Engines using Detroit Diesel Diagnostic Link (DDDL)

DETROIT Engine (for EPA2004 & Older Detroit & MBE Engines)

Figure 1.1 - DDEC System (DDEC IV)

#To connect the DDDL:

1). Open Diagnostic Link through shortcut on desktop or click Start - All Programs - Detroit Diesel - Diagnostic Link, it will automatically connect to the ECM, and will displays Error Number 275, then click OK.

Figure 1.2 - Error Number (275)

2). After click OK, will displays The Welcome Screen, then click Close.

Figure 1.3 - Welcome to DDDL

3). Choose Options from the Tools menu to display the Options dialog box.

Figure 1.4 - Tools (Options...)

4). Interface Options - Click the Interface tab to specify the interface you use to connect. Select the combination of interface and COM port that you are using from the Local Communications Interface drop-down list box.

Figure 1.5 - Local Communications Interface

5). After selected, will displays Options message as below. Click OK then it need to restart the Diagnostic Link.

Figure 1.6 - Click OK

6). Once connected to the ECM, it will displays Engine Configuration Data as below. Click Close or Print.

Figure 1.7 - Engine Configuration Data (Engine)

Figure 1.8 - Engine Configuration Data (ECM Data)

Operating the Detroit Diesel Electronic Engine Commander (EEC)

Open Fault Codes on DETROIT Engine using Detroit Diesel Diagnostic Link (DDDL)

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