COVER 3642075 - Caterpillar

Programming a Flash File
Establish communication between Cat ET and the engine's ECM.
Select "WinFlash" from the "Utilities" menu on Cat ET. Note: If "WinFlash" will not communicate with the ECM, refer to troubleshooting without a diagnostic code Troubleshooting, "Electronic Service Tool Will Not Communicate with ECM".
Program the flash file into the ECM.
Select the engine ECM under the "Detected ECMs".
Press the "Browse" button in order to select the name of the flash file that will be programmed into the ECM.
When the correct flash file is selected, press the "Open" button.
Verify that the "File Values" match the application. If the "File Values" do not match the application, obtain the correct flash file.
When the correct flash file is selected, press the "Begin Flash" button.
Cat ET will indicate when flash programming has been successfully completed.
Start the engine and check for proper operation. Repair any active diagnostic or event codes. "WinFlash" Error Messages
If you receive any error messages during flash programming, click on the "Cancel" button in order to stop the process. Access the information about the "ECM Summary" under the "Information" menu. Make sure that you are flashing the correct file for your engine.