How To Fix Bosch Leaking Washer

How To Fix Bosch Leaking Washer

Although a leaky Bosch washing machine is frustrating and costly to fix but it is typically repaired with a little skills and tools. In this article, we will review the most common causes for a Bosch leaking washing machine and give step-by-step instructions on how to resolve the problem. If you’re facing an insignificant leak or a massive flooding, we’ve got you covered.

With the right method you can fix leaky washers and get back to washing your clothes in no time. Hoses: If the washer leaks, first inspect the hoses. There are a variety of hoses used on a Bosch washing machine and the most commonly used are drain and fill hoses.

Here’s how to check the hoses that are connected to your Bosch washer:

1. Start by looking at the connections on the rear of the washer to ensure that they are secured properly. Then verify that the leak isn’t being caused by a blockage in the house drain that has backed up into the standpipe.

2. To check the internal hoses of the washer, unplug the power supply. Then take out the cabinet.

3. There are a variety of internal hoses, most will be found connected to the tub. Examine the hoses for cracks, abrasions and other damage.

4. If you discover a damaged hose(s), you will need a Bosch replacement hose(s).



The water pump or drain pump is the piece of a Bosch washer that removes water from the tub. It can be belt driven directly drive, direct drive or a separate electric pump.

  1. Before starting connecting your Bosch washing machine from the power source.
  2. Remove the front panel or cabinet from your appliance and identify your pump(s).
  3. An outlet or drain hose , will be supplied by the pump. It may also have an outlet from your tub. There may also be an outlet that circulates. Make sure the drain pump is checked if water is leaking from your Bosch washer. You can spot indications of a loose hose clamp or a leaky or damaged pipe that is connected to the pump first.
  4. If the leak originates through the pump, then you’ll require an Bosch replacement pump.


Tub Cover Gasket

Tub Cover Gasket used on front and top load Bosch washers is used to form a seal between the tub’s outer and tub cover. Gaskets for tub covers could be responsible for leakage of water during wash and spin. How do you check the gasket on the tub cover of a Bosch washing-machine:

1. Unplug the Bosch washing machine, and then remove the cabinet or front panel.

2. Locate the gasket on the tub cover. To get to the tub cover, you will likely need to pull it off.

3. Check the gasket for indications of wear or damage. it is also important to look for indications of water leakage or soapy water stains on the gasket to aid in identifying the problem.

4. You’ll need a new Bosch tub cover gasket in the event that your gasket has been damaged or worn.


Water Inlet Valve

This valve regulates the flow of cold and hot water into the Bosch washing machines. How do you inspect the water inlet valve of your Bosch washing machine:

1. Before you start, disconnect the power source and water source from the machine.

2. Remove the rear panel from your machine and find the valve for water inlet. It will likely be located behind the connection to the hose.

3. After you have removed the valve from the washer, inspect the screens inside the valve for any debris or buildups, removing anything you find. You should exercise caution as the screens aren’t replaceable. If they’re damaged, you will have to replace the entire valve. Also, you should inspect the valve for any signs of cracking, wear, or damage.

4. Using a multi-meter set to Rx1 mode, put probes over the terminals of the valve. There should be a distinct reading depending on the model. Go through the instruction manual to find out what the proper reading is for a functional valve. If you get the reading isn’t within the acceptable range, or if the valve is damaged, you’ll need a Bosch replacement valve.

Bellows or Door Boot Seals

It seals the tub and the door for Bosch washers with front loading. The bellows of rubber may crack from normal wear and wear and tear. External objects may also cause leaks in the front of your Bosch washer. The bellows may be the reason that your washer is leaking near the door.

1. Disconnect the Bosch washer’s power source.

2. Examine the door for damage, dirt or detergent buildup. Be careful as foreign objects could cause serious injuries and often get lost in the folds of the bellows.

3. If you experience any of these symptoms You will require Bosch replacement bellows.


Water Level Switch Or Pressure Switch and Air Dome Tube

If your Bosch washer is leaking during the fill portion the cycle, it could be overfilling. The water level switch is a pressure activated switch that helps determine the correct water level in the tub. The water will fill the tub and expand the air inside, pushing against the diaphragm. The valve for water inlet will be controlled by the switch, which will shut off the valve at the right level of water. Here’s how to test the water level switch in your Bosch washer:

1. Before you begin, make sure that you have disconnected the electricity from the washer because you’ll be handling electrical components.

2. Find and remove your water level switch. The water level switch is usually hidden behind the control panel. It is connected to the tub via either a hose or a dome tube. This switch is found beneath the tub in Bosch washers equipped with electronic controls. To determine if the switch has a problem, first remove the air dome hose.

3. Look for worn and cracked areas on your hose. Take the hose off and immerse it in water. Close one end, and blow air through the other end and look for bubbles. Also, make sure there are no obstructions in the hose.

4. If the air dome hose appears to be in good condition, then you might need a Bosch replacement water level switch.


Door Catch Door Catch:

The front-load Bosch washer’s door catch responsible for closing the door during the washing cycle. The door locking mechanism is designed to secure the hook or door catch in order to prevent it from opening in the cycle. The door catch might be damaged, but it will lock the door. What to look for in the door catch of a Bosch washing machine’s door catch. Based on the model you have you might need to remove the front panel in order to open the door catch sufficiently for you to check it. For others, you can simply remove the screws that keep it in place.

1. To gain access to the front panel, you’ll have to disconnect it before you begin.

2. Visually inspect the door catch for damage, cracks, wear, damage, or any foreign objects that might hinder it from closing properly.

3. It is necessary to replace the Bosch door catch when you see any damage or wear.


Tub Seal or Boot Seal:

A tub seal is used on a Bosch washing machine in order to prevent water from leaking between the shaft of the basket and the transmission shaft. A defective seal can cause the main tub bearing to break. It could start as a small leak of water. The tub seal could be damaged and should be replace if your washer leaks when filling or during agitation. How to inspect the tub seal on a Bosch washing machine:

1. To verify whether the tub seal is the reason for the leak, take off the front panel of the washing machine and allow the washer to fill with water in a normal manner. Watch the area where the transmission shaft enters the tub to look for indications of a water leak.

2. Rear access panels need to be removed from front load washers. Examine for signs of water leakage from the weep holes that are located close to the housing for bearings on the rear.

3. If you notice any signs of leakage while doing the above checks, you will require a Bosch replacement tub seal.