SLEEVE 6F850 7J1104 - Caterpillar

This diagnostic code is recorded when the software is not matched between two Electronic Control Modules (ECMs). This code may happen when the software for one ECM has been updated but the second ECM has not been updated.System Response:This failure results in events that are logged to the VIMS 3G Main ECM that cannot be explained directly. The VIMS 3G Main ECM cannot communicate correctly with the Advisor display.Test Step 1. Refer to Service Manual, KENR9023, "Electronic Control Module (ECM) - Flash Program" and follow the instructions to Flash the correct software to both of the ECMs.Results:Continue to the next test step.