Dishwasher shows CE1; may be related to communication or sensor issues.

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

Possible Causes

Intermittent wiring harness connection, Moisture on control board, Faulty sensor module, Main PCB failure

Safety: Disconnect power before accessing electronics.

Power cycle: Turn off the breaker for 5–10 minutes, then restore power and test.
Inspect harnesses: Remove the lower and door panels and check all harness connectors to the main PCB and sensors for secure fit.
Look for corrosion: Any green or white corrosion on connectors indicates moisture damage; clean or replace affected parts.
Board replacement: If CE1 persists with all connections secure, the main PCB or a sensor module may need replacement. Professional diagnosis is recommended.

Professional Required 5/5

Main Control Board

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