ENGINE ELECTRONIC CONTROL MODULE (ECM) REPLACEMENT - CONTINUED
Turn battery disconnect switch to ON position (TM 5-3805-291-10).
Connect ET to MSD and start ET (WP 0005 00).
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ET lists Engine ECM as "C11-966H".
Highlight the ECM and click "OK".
Insert flash file CD and read the "read me" file. Note the correct ECM flash file and folder name.
Select "WinFlash" from the "Utilities" menu in ET. "WinFlash" will attempt to detect an ECM. Read and close the Win-
Flash Quick Help Guide.
Highlight the ECM.
Browse to "My Computer" and select "ET Flash Files".
Open the "Flash Files" folder and select the system folder.
Select the correct flash file noted in step 4.
Click the "Begin flash" button located in the bottom right corner of the display screen to start flashing the ECM. From
this point, the flash process will proceed automatically.
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If any error messages are received during the flash programming, click "Cancel" to stop the process, then
verify the file and engine being flashed match. Repeat steps 3 thru 10 until the flash programming is com-
pleted and you see "Flash Completed Successfully".
Select ET from the button options.
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If flash programming the ECM as directed by troubleshooting, proceed to step 12. If replacing an ECM,
proceed to Copy Configuration (Program ECM) in this work package.
Start engine. Run until operating temperature is reached and verify proper operation of all components (TM 5-3805-
291-10). Check for active diagnostic codes (WP 0006 00).
COPY CONFIGURATION (PROGRAM ECM)
Highlight the ECM, then click "OK".
Ensure the correct ECM is highlighted. Select "Copy Configuration" from the "Service" menu, then select "ECM
Replacement" from the sub-menu.
Highlight configuration file that was saved earlier and double click to open. "The current ECM Replacement data came
from..." dialogue box opens. Select "OK".
Select "Program ECM" push-button, then highlight the ECM to be programmed and click "OK".
"Programming Conflict Warning" will appear. Click "OK."