The short answer
Write the code down and note when it appears before touching anything: on a dishwasher most codes are reporting a fill, drain or door condition rather than a broken board.
What you observe
- A code or blinking pattern in the display
- Buttons that respond intermittently or not at all
- The wrong cycle starting when a button is pressed
- A display that lights and then blanks
- Lights flashing in a repeating pattern with no cycle running
- Settings that will not save
- Nothing lit at all — Means: a power problem
- The code appears at the drain step — Means: a drainage fault the control is reporting
- A code with water on the floor — Means: the anti-flood system reporting a real leak
Ranked causes
- The code is reporting a real condition — fill, drain, door or heat — Position: first — Rank reason: the board on this platform stores and displays fault information, so it is read first — not because it fails first — Owner fixable: true
- The board hung after a supply interruption — Position: second — Rank reason: the board on this platform stores and displays fault information, so it is read first — not because it fails first — Owner fixable: true
- Control board fault — Position: third — Rank reason: the board on this platform stores and displays fault information, so it is read first — not because it fails first — Owner fixable: false
- Control lock, delay start or a demo mode set — Position: fourth — Rank reason: a connected platform has settings and modes that produce symptoms indistinguishable from hardware faults — Owner fixable: true
- A temperature or turbidity sensor out of range — Position: fifth — Rank reason: the sensors and heaters this platform monitors are the components its faults most often point at — Owner fixable: false
- Panel ribbon or connector unseated — Position: sixth — Rank reason: the moving hardware is well built and fails after the sensed components do — Owner fixable: false
- Basis: Ranked for the whole line, generalized across families.
Check in this order
- Establish whether your machine is front-control or top-control — Position: first
- Record the exact code and the point in the cycle where it appears — Position: second
- Rule out the locks and modes — Position: third
- Power-cycle the machine at the breaker — Position: fourth
- Then investigate the subsystem the code names — Position: fifth
Owner checks
- Photograph the display or write down the exact characters and blink pattern, and note what the machine was doing. — Position: first — Tools: a phone camera, a notepad — Time: a few minutes
- Open the door and look at the top edge for the control panel, then check whether the outer door carries a cabinet panel rather than a factory one. — Position: second — Tools: no tools needed — Time: a few minutes
- Hold each lock or cancel button on its own for several seconds and watch for an acknowledgement. — Position: third — Tools: none — Time: a few minutes
- Switch the machine off at the breaker for several minutes, restore power and watch the start sequence. — Position: fourth — Tools: none — Time: a short job
- Check whether the tub holds water and whether the filter and drain are clear before assuming the control is at fault. — Position: fifth — Tools: a cup, a sponge — Time: a short job
- Dry the panel area and the door top edge, and try the buttons again after the machine has cooled. — Position: sixth — Tools: a cloth — Time: a few minutes
- Note: Times are given as qualitative bands, not measured values.
Safety
Safety
Unplug the appliance or switch off its breaker before removing any panel. A capacitor can hold a charge after the power is off.
When to call a technician
Call when the same code returns after a power cycle with the drain clear, the door latching and water available, or when the panel is unresponsive with the machine otherwise powered.
Sources — This page carries no warehouse-derived figures; the only numbers in it are published safety constants, cited here.
General guidance- NFPA 70, National Electrical Code — Article 210, Branch Circuits — NFPA, fetched 2026-09-06
- The control of hazardous energy (lockout/tagout), 29 CFR 1910.147 — OSHA, fetched 2026-09-06
The nearest same-class pages
Generalized information
Links down: - [Café Dishwasher: Controls, Display or Error Code — Built-In Top-Control Family](/blog/caf-dishwasher-control-fault)
Model-specific wiring, component locations, part numbers and code lists for individual Café models.
Related pages
- Common Café Dishwasher Problems — All Families
- Café Dishwasher: Abnormal Noise or Vibration — All Families
- Café Dishwasher: Does Not Clean or Dry — All Families
- Café Dishwasher: Cycle Will Not Run or Complete — All Families
- Café Dishwasher: Door, Latch or Seal Fault — All Families
- Café Dishwasher: Will Not Drain — All Families
SC
Sarah Chen
Lead Appliance Repair Technician · 12 years experience
EPA 608 UniversalNASTeC Certified
Experienced technician with 12 years specializing in washing machine and dryer repairs across all major brands.
