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Appliance Fix Guide

Bosch Dishwasher error code

Bosch Dishwasher Error F15

The water protection system has been activated to prevent flooding.

The water protection system has been activated to prevent flooding.

Updated Aug 18, 2026
Diagnose before buying a part
Bosch dishwasher repair guide for error F15
Error codeF15Dishwasher

Start here before buying a part or taking the appliance apart.

  1. 1
    Check 1

    Turn off the power and water supply to the dishwasher.

  2. 2
    Check 2

    Carefully pull out the dishwasher and inspect for any visible leaks from hoses, the pump, or the sump area.

  3. 3
    Check 3

    Carefully tilt the dishwasher forward to drain the water from the base pan, which may temporarily clear the error.

A quick explanation

What does F15 mean?

The water protection system has been activated to prevent flooding.

The answer you came for

How to fix Bosch dishwasher error F15

Start with the safest checks and work from simple to technical.

  1. 1

    Step 1

    1. Turn off the power to the dishwasher at the circuit breaker and shut off the water supply valve, usually located under the sink.

  2. 2

    Step 2

    2. Carefully slide the dishwasher out from under the counter. You may need to remove the mounting screws securing it to the countertop first.

  3. 3

    Step 3

    3. Place towels on the floor and carefully tilt the dishwasher forward at a 45-degree angle to allow water trapped in the base pan to drain out.

  4. 4

    Step 4

    4. With the dishwasher on its back, remove the screws holding the base panel to access the internal components.

  5. 5

    Step 5

    5. Inspect the sump, hoses, and the heat pump/circulation motor for any visible signs of cracks, damage, or loose connections that could be the source of the leak. The heat pump is a common source for leaks.

  6. 6

    Step 6

    6. Replace the faulty component. This often involves disconnecting hoses and electrical connectors, removing the old part, and installing the new one in its place.

  7. 7

    Step 7

    7. Reassemble the dishwasher by reattaching the base panel, sliding it back into place, securing it, and reconnecting the power and water supply before running a test cycle.

Read the additional checks from the current guide

How to Fix F15 Error (Step-by-Step) Turn off the power to the dishwasher at the circuit breaker and shut off the water supply valve, usually located under the sink. Carefully slide the dishwasher out from under the counter. You may need to remove the mounting screws securing it to the countertop first. Place towels on the floor and carefully tilt the dishwasher forward at a 45-degree angle to allow water trapped in the base pan to drain out. With the dishwasher on its back, remove the screws holding the base panel to access the internal components. Inspect the sump, hoses, and the heat pump/circulation motor for any visible signs of cracks, damage, or loose connections that could be the source of the leak. The heat pump is a common source for leaks. Replace the faulty component. This often involves disconnecting hoses and electrical connectors, removing the old part, and installing the new one in its place. Reassemble the dishwasher by reattaching the base panel, sliding it back into place, securing it, and reconnecting the power and water supply before running a test cycle. Turn the appliance off, wait about 2 minutes, then turn it back on. Parts Availability Note: For this Electrolux/Frigidaire error code, exact OEM part numbers can vary by model revision and serial range. We’ve listed the most likely component(s), but confirm compatibility using your full model number before ordering. If no exact SKU is shown, use this guide for diagnosis first, then verify the matching OEM part on RepairClinic or PartSelect. Recommended Parts to Check No exact official OEM part number is listed here because the correct Bosch dishwasher part can vary by complete model number. These are targeted part-category searches, not universal fit claims. Bosch dishwasher water inlet valve Common replacement category: Water inlet valve Fit note: Exact OEM part number varies by full Bosch dishwasher model number. Confirm compatibility before buying. Confidence: MediumThis category can be relevant for fill and water-supply faults after the tap, hose, and inlet screen are checked. Search Amazon for Bosch dishwasher water inlet valve Bosch dishwasher drain pump Common replacement category: Drain pump Fit note: Exact OEM part number varies by full Bosch dishwasher model number. Confirm compatibility before buying. Confidence: MediumThis category can be relevant for drain and standing-water symptoms after the filter, sump, and hose are checked. Search Amazon for Bosch dishwasher drain pump Bosch dishwasher circulation pump Common replacement category: Circulation pump / wash motor Fit note: Exact OEM part number varies by full Bosch dishwasher model number. Confirm compatibility before buying. Confidence: MediumThis category can be relevant for wash, spray-arm, and circulation symptoms after filters and spray arms are checked. Search Amazon for Bosch dishwasher circulation pump Before ordering: match the part to the complete Bosch dishwasher model number on the appliance tag. Still Not Working? If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure. Browse all Bosch error codes: Bosch Error Codes

If the code comes back

Do not keep replacing parts based only on the code. Repeat the safe checks above. If the fault remains, stop and arrange qualified service rather than ordering from the code alone.

What may be causing it?

  • Activation of the AquaStop water protection system
  • Water has collected in the base of the dishwasher due to a leak
  • Leaking hose, pump, or sump
  • Failed AquaStop hose valve

These are possibilities to investigate, not proof that one part has failed.

Recommended part

Recommended part for this error code

Replacement part

OEM candidate: 00674387

Price noted in the current guide: $90-$180

Why this part is shown: It is associated with Bosch Dishwasher error F15 in the current guide. The error code alone does not prove this part has failed.

Compatibility varies by model. Confirm that the Amazon listing includes your complete dishwasher model number before ordering.

Amazon part link View recommended part on Amazon

You can open the recommendation now. Check model compatibility on the Amazon page before purchasing.

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Replacement options

Ready to replace your dishwasher?

If repairing this dishwasher no longer feels worthwhile, compare three replacement paths below.

Why shop your replacement on Amazon?

  • Fast, free delivery

    Prime members can get fast, free delivery on eligible items.

  • Convenient delivery options

    Select large appliances may offer scheduled or Room of Choice delivery.

  • Haul-away options

    Haul-away may be available for select appliances and delivery areas.

  • Installation help

    Installation or assembly may be available on select items.

Delivery and service options, fees, and availability vary by item, seller, and delivery ZIP code. Confirm available services at Amazon checkout.

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Make the money decision

Repair or replace calculator

Use the age and total repair estimate to get a simple comparison. This is guidance, not a guarantee.

Safety first

Disconnect power before opening panels or touching internal parts.

When to stop
  • Stop if you see burned wiring, melted connectors, water near electrical parts, or a gas smell.
  • Do not perform live-voltage testing unless you are trained and equipped for it.
  • Use the exact model manual or service information before replacing electronic controls.

Free quick sheet

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