CYLINDER HEAD GP 2337234 - Caterpillar

Flash File and Configuration File part numbers are located at https://engines.cat.com/catconnect.Perform the following procedure in order to flash program the ECM. The ECM is flashed in order to upgrade the software. Flash programming of the ECM must also be done if the ECM has been replaced. The Cat Electronic Technician (Cat ET) contains the program WinFlash. WinFlash is used in order to load software into the ECM. The following procedure is used in order to flash software into the ECM.
ProcedureNote: This procedure is only done through the 425-6889 Cable As and not a 317-7484 Communication Adapter Gp .
Connect the 425-6889 Cable As to the laptop and 9-pin service port connector on the PLE601 harness.
Open Cat ET.
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Inside "Utilities" select "Preferences" then "Modify".
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Select the "Communications" tab and choose "Ethernet Direct Connection".
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The drop-down under "Ethernet Direct Connection" will have multiple options based on the laptop being used. Select the option based on the laptops wired ethernet connection.
Open and use WinFlash in order to load the software.Note: Typical software installation can take up to 15 minutes, and may appear to stop at 45 percent. The flash will continue on its own. Actual flash times may vary.Note: After the flash is complete reset the preferences that were changed in Step 1.d.