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Finding it at breakfast
Running the dishwasher overnight is popular in Bay Area homes because it uses quieter hours, and because many people prefer to leave the kitchen alone in the evening. The downside is that a fault shows up with nobody watching. You come downstairs, the display says E06, and you have no idea whether it stopped in the first five minutes or the last five.
Reading the clues the machine left behind
Because E06 has no confirmed single meaning across all Bertazzoni dishwashers, the evidence in the tub matters more than the code itself. Open the door and look.
- Dishes that are visibly clean, with just a damp finish, suggest the machine made it through most of the cycle.
- Food still stuck on and a cold tub suggest it stopped early.
- A film of detergent that did not dissolve suggests the wash phase barely began.
- Water left in the sump suggests it ended without a full drain.
The sump is the low basin where water collects before the pump moves it, so water left there tells us the drain stage was not finished.
A test run you can watch
The next evening, start a normal cycle while you are in the kitchen and stay for the first fifteen minutes. Note whether it fills, whether the spray arms begin to turn, and whether you can hear the pump or a heater working. If the code returns while you watch, you can tell the technician the exact stage, which is worth more than any theory about parts. A clean first fifteen minutes does not clear the machine, because a fault in a later stage can still be waiting.
Safe outside checks
Make sure the delay timer was not set to something unexpected, that nothing on the rack is blocking a spray arm, and that the plug and circuit seem normal. A power blip during the night, from a storm or neighborhood work, can interrupt a cycle and leave a code behind, so if your lights or clocks were off overnight, mention that.
When to call
If E06 reappears on a watched cycle, or appears after two or more overnight runs in a row, book a diagnostic visit. The technician will use the stage you saw to decide whether to start with water supply, heating, or drain, then test that area against the model specification. A code that returns at the same stage every time points to that stage’s parts, while one at varying stages suggests a wider cause such as power.
Also check the delay timer on the display when you restart. A setting that was accidentally changed can make a normal cycle look like a fault, and it takes ten seconds to rule out.
Until then, running by day and watching is a reasonable workaround, as long as nothing leaks.
Frequently asked questions
It can leave a code behind when a cycle was interrupted. If it only happened once after an outage, it may not be a fault.
Until the cause is known, running it while you are home is wiser, since a leak overnight would go unnoticed.
Look at the dishes, the water in the tub and the detergent door. Those show how far it got.
Model compatibility: Bertazzoni reuses codes across series and model years, so E06 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.