Reset the Dishwasher?

First, try resetting the dishwasher by unplugging it from the power outlet and plugging it back in. This will reset the control board and may resolve the issue. Make sure the dishwasher is empty and the power cord is securely plugged in.

Check the Water Level Sensor?

The water level sensor is usually located on the side of the dishwasher tub. Use a Torx T20 screwdriver to remove the cover and inspect the sensor. Check for any blockages or debris that may be causing the sensor to malfunction. Use a multimeter to test the sensor's resistance value. A normal reading should be between 10kΩ and 20kΩ. If the reading is outside this range, replace the sensor.

Inspect the Float Switch Assembly?

The float switch assembly is usually located at the bottom of the dishwasher tub. Use a Phillips #2 screwdriver to remove the cover and inspect the assembly. Check for any blockages or debris that may be causing the float to malfunction. Use a multimeter to test the float's resistance value. A normal reading should be between 10kΩ and 20kΩ. If the reading is outside this range, replace the assembly.

Check the Water Inlet Valve?

The water inlet valve is usually located at the back of the dishwasher. Use a Torx T20 screwdriver to remove the cover and inspect the valve. Check for any blockages or debris that may be causing the valve to malfunction. Use a multimeter to test the valve's resistance value. A normal reading should be between 10kΩ and 20kΩ. If the reading is outside this range, replace the valve.

Replace the Faulty Component?

If you've identified a faulty component, replace it with a new one. Make sure to follow the manufacturer's instructions for installation.

Bosch Dishwasher Medium

Bosch Dishwasher Error Code E17 — How to Fix (Overfill)

Fix Bosch Dishwasher error code E17. Step-by-step guide to diagnose and resolve the overfill on Bosch dishwashers.

⏱️ Time30-45 minutes

📋 DifficultyMedium

🔧 Model(various models)

⚠️ ErrorE17

What Does Error Code E17 Mean?

Error E17 on your Bosch Dishwasher means: Bosch Dishwasher error code E17 indicates that the dishwasher has detected excessive water. This error means that the water level in the tub is too high, which can cause the dishwasher to malfunction or even leak.

What You'll Need

🔧 Tools

Phillips #2 screwdriver
Torx T20 screwdriver
Multimeter

🛒 Parts

Float Switch Assembly
Water Level Sensor

How to Fix Error E17 — Step by Step

1

Reset the Dishwasher

First, try resetting the dishwasher by unplugging it from the power outlet and plugging it back in. This will reset the control board and may resolve the issue. Make sure the dishwasher is empty and the power cord is securely plugged in.

💡 Pro Tip: Some Bosch dishwashers have a reset button located on the control panel. Check your user manual to see if this applies to your model.
2

Check the Water Level Sensor

The water level sensor is usually located on the side of the dishwasher tub. Use a Torx T20 screwdriver to remove the cover and inspect the sensor. Check for any blockages or debris that may be causing the sensor to malfunction. Use a multimeter to test the sensor's resistance value. A normal reading should be between 10kΩ and 20kΩ. If the reading is outside this range, replace the sensor.

💡 Pro Tip: When testing the sensor, make sure the dishwasher is empty and the power cord is unplugged.
3

Inspect the Float Switch Assembly

The float switch assembly is usually located at the bottom of the dishwasher tub. Use a Phillips #2 screwdriver to remove the cover and inspect the assembly. Check for any blockages or debris that may be causing the float to malfunction. Use a multimeter to test the float's resistance value. A normal reading should be between 10kΩ and 20kΩ. If the reading is outside this range, replace the assembly.

💡 Pro Tip: When testing the float, make sure the dishwasher is empty and the power cord is unplugged.
4

Check the Water Inlet Valve

The water inlet valve is usually located at the back of the dishwasher. Use a Torx T20 screwdriver to remove the cover and inspect the valve. Check for any blockages or debris that may be causing the valve to malfunction. Use a multimeter to test the valve's resistance value. A normal reading should be between 10kΩ and 20kΩ. If the reading is outside this range, replace the valve.

💡 Pro Tip: When testing the valve, make sure the dishwasher is empty and the power cord is unplugged.
5

Replace the Faulty Component

If you've identified a faulty component, replace it with a new one. Make sure to follow the manufacturer's instructions for installation.

💡 Pro Tip: When replacing a component, make sure to dispose of the old one properly and follow the manufacturer's warranty guidelines.

When to Call a Professional

If any of these steps feel beyond your skill level, or if you've tried the above steps and the issue persists, it's recommended to call a professional appliance repair technician. They will have the necessary tools and expertise to diagnose and repair the issue.

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