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Appliance Fix Guide

Bosch Dishwasher error code

Bosch Dishwasher Error E19

Detergent dispenser solenoid circuit error.

Detergent dispenser solenoid circuit error.

Updated Aug 18, 2026
Diagnose before buying a part
Bosch dishwasher repair guide for error E19
Error codeE19Dishwasher

Try these first

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

  1. 1
    Check 1

    Reset the Dishwasher: Turn the appliance off and then on again. You can also try a hard reset by turning off the circuit breaker for a few minutes.

  2. 2
    Check 2

    Check the Dispenser: Ensure the detergent and rinse aid dispenser is not blocked and is operating correctly.

  3. 3
    Check 3

    Inspect the Internal Valve: Check the heat exchanger outlet valve for any visible blockages or damage.

A quick explanation

What does E19 mean?

Detergent dispenser solenoid circuit error.

The answer you came for

How to fix Bosch dishwasher error E19

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

  1. 1

    Step 1

    1. Disconnect the dishwasher from its power source by turning off 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 to access its sides and back.

  3. 3

    Step 3

    3. Remove the outer side panels and the base panel at the bottom front to expose the internal components.

  4. 4

    Step 4

    4. Locate the heat exchanger assembly on the side of the unit and identify the outlet valve connected to it.

  5. 5

    Step 5

    5. Unplug the electrical connector from the valve solenoid and carefully detach the connected hoses, being prepared for some residual water to spill.

  6. 6

    Step 6

    6. Remove the old valve, which may be held by clips or screws, and install the new heat exchanger outlet valve in its place.

  7. 7

    Step 7

    7. Reconnect the hoses and electrical connector, reassemble the panels, slide the dishwasher back into place, and restore power and water to test the repair.

Read the additional checks from the current guide

How to Fix E19 Error (Step-by-Step) Disconnect the dishwasher from its power source by turning off the circuit breaker and shut off the water supply valve, usually located under the sink. Carefully slide the dishwasher out from under the counter to access its sides and back. Remove the outer side panels and the base panel at the bottom front to expose the internal components. Locate the heat exchanger assembly on the side of the unit and identify the outlet valve connected to it. Unplug the electrical connector from the valve solenoid and carefully detach the connected hoses, being prepared for some residual water to spill. Remove the old valve, which may be held by clips or screws, and install the new heat exchanger outlet valve in its place. Reconnect the hoses and electrical connector, reassemble the panels, slide the dishwasher back into place, and restore power and water to test the repair. Turn the appliance off, wait about 2 minutes, then turn it back on. 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. Ask a Technician Online – Get Answer in Minutes Find a Local Repair Pro Near You

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?

  • Faulty dispenser assembly
  • Malfunctioning or blocked heat exchanger outlet 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: 12008380

Price noted in the current guide: $30-$55

Why this part is shown: It is associated with Bosch Dishwasher error E19 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.

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