Answer Pedro, "F 70 COMMUNICATION FAILURE BETWEEN CCU AND UIC Communication between Central Control Unit (CCU) and User Interface Control (UIC) has failed. Possible Causes – Electrical connection between CCU and UIC is damaged. Procedure; 1. Clear error code. 2. Unplug the washer or disconnect power. 3. Verify that the communication cable is connected in the lower connector of the UIC. 4. Verify continuity in the cable between the CCU and the UIC. If, after these procedures, the continuity test fails, replace the communication cable. If F70 is still present, replace the UI control." Read More... Answered by AppliancePartsPros.com | Thursday, April 30, 2020