Error code
Bosch error code E17
Bosch error code E17: the filters in the water connection are blocked, or the pressure is too low. What the code covers, what to check first, and what it does not tell you — on washers.
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What we can confirm
Code E17, from the manufacturer's own documentation
A code is only meaningful together with the machine showing it — the same digits mean different things on different equipment.
The code
E17
The filters in the water connection are blocked, or the pressure is too low
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What it narrows down to
Inlet filters or pressure
What you are probably seeing
Diagnostic
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What it looks like from the kitchen
The symptom this code usually arrives with
A code names the subsystem; the symptom is what sent you to look at the display in the first place. That page says what it usually turns out to be, cheapest cause first.
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Door, power or supply Washer will not start
A machine that does nothing, or one that lights up and never fills. The door lock and the water supply account for most of it, and both are worth a minute before booking.
- No response at all
- Lights on but the cycle never begins
- Starts, then stops without filling
On the same appliance
What else belongs to the washers
On this make a code belongs to the appliance rather than to a product line. These are the other conditions this machine can display, and the models that can show this one — a display often has more than one thing to say, and the model number decides what any of it costs to put right.
Other codes this appliance can display
Drain pump blocked
Drain path restricted
Drain blocked or kinked
Pump obstructed
Water in the base
Dosing pump blocked
Door not locked
Water not arriving
Too much detergent
Unbalanced load
Foam detected
Spin interrupted
The same digits mean different things on different equipment. Search the full code list
In more detail
About Bosch error code E17
What this one means
The filters in the water connection are blocked, or the pressure is too low.
The other ways your machine may say it
The same condition is published under more than one label, because it has been carried across generations of this appliance:
- E17, F17, F29 — the same condition, on machines of different ages
What the code covers
A published cause names a circuit rather than a component, which is the single most useful thing to know before ordering a part. This one covers:
- The mesh filter in the inlet fitting
- The filter in the leak-protection hose
- Genuinely low supply pressure
What to try yourself
- Turn the tap off
- Take the hose off the tap and clean the filter with a small brush
- Never immerse a leak-protection hose in water — there is an electric valve in it
Then what
In a hard-water city those inlet screens block on a schedule, and cleaning them is a five-minute job with the tap off. The warning about not immersing the hose is the manufacturer's and it is worth respecting.
This code is published for washers. The full list of codes has the rest.
This article is based on:
- Official manufacturer documentation
- Internal repair procedures
- Technician repair history
- Company quality standards