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A washing machine shows the F18 error code. Also, you notice that the appliance doesn’t drain water completely, because you get wet clothes from the tank.

In this case, Bosch models without a screen sign about an error as follows: turn indicators for 800 – 1000 or 400 – 600 light of blink.

Bosch washer error code f18 by MyApplianceRepairHouston.COM

Attention! The F18  fault code is critical. Do not start operating the Bosch washing machine before removing the breakage. This can lead to water leakage and flooding.

Reasons And Signs For F18 Error Code In Bosch Washing Machine by MyApplianceRepairHouston.COM

The Bosch washing machine does not drain water and shows the F18 fault on the display. The next signs indicate the error’s appearance:

Reasons And Solutions For F18 Error Code by MyApplianceRepairHouston.COM

Do not overreact and stop disassembling the Bosch washing machine. You can reset the F18 error code and solve the problem in another way:

How To Repair The Washing Machine By Your Own Hands

What if the Bosch washing machine shows the F18 error code after all the repair methods? Proceed to check the internal parts of the device. Always disconnect the washing machine from the mains before starting work.

Impeller pump

It is necessary to check the efficiency of the impeller. To do this, remove the filter and look into the hole using a flashlight. If the impeller rotates during operation, then everything is in order. If not, then you need to inspect it for blockage.

Drain pump

The pump is responsible for draining after washing. If the impeller is not clogged, but still does not rotate, you need to inspect the pump. What does this mean:

Problems with electronics

Examine the line of wires from the control module to the pump and pressure switch. The reasons can be in the pressure switch, but it happens rarely. However, if other methods do not help to remove the F18 error, check the Bosch washer pressure sensor.

The module is last checked with a multimeter. You may need to solder or replace elements. To eliminate this breakage, it is better to call the master.


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