Communication error between the main and sub control boards

Cut power and reseat the connector that links the base main board to the door console sub board, a frequent point of intermittent contact
Flex-test the harness where it crosses the door hinge, since repeated door movement fatigues the wires and opens the data line
Inspect both board connectors for green corrosion or heat discoloration that raises resistance on the communication pins
Restore power and watch whether AE appears immediately or only after the console heats — an immediate fault points to a broken line, a delayed one to a failing board
Substitute the sub board first when the harness and connectors are sound, then the main board, since the console board fails more often
Pro Diagnostic Tip
Samsung routes the board harness through the dishwasher door hinge, so an AE that comes and goes as the door is opened and closed is almost always a chafed hinge harness rather than a dead board — inspect the wire loom at the hinge pivot first.
Repair Difficulty
Hard — Advanced Skills RequiredEstimated Repair Cost
$160–$360
Parts + labor. Free diagnosis with repair.
Parts That May Need Replacement
Bearing puller set ($120), drum spider wrench ($85), multimeter ($85), and diagnostic software. Our technician arrives with $3,000+ in professional tools — your diagnostic is free.
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Error code AE is a high-severity issue that can cause further damage to your dishwasher if left unresolved. A licensed technician can diagnose and fix it the same day.
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Samsung error code AE indicates: Communication error between the main and sub control boards. This is a high-severity issue affecting your dishwasher.
Cut power and reseat the connector that links the base main board to the door console sub board, a frequent point of intermittent contact Then, Flex-test the harness where it crosses the door hinge, since repeated door movement fatigues the wires and opens the data line Then, Inspect both board connectors for green corrosion or heat discoloration that raises resistance on the communication pins There are 2 more steps — see the full troubleshooting guide above. This repair typically requires professional tools and expertise.
Besides the error code on the display, common signs include: Cycle halts partway with the panel lit; Console unresponsive after starting; Random shutdowns mid-wash. If you notice any of these symptoms, check your dishwasher's display panel for error code AE.
Repair costs for Samsung AE typically range from $160 to $360 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.