ErrorCodeDoctor
Bosch · Dishwasher

Bosch Dishwasher E18 / E3200 error code

Difficulty: Easy · Cost: $0–$150 · Duration: 5–10m

The E18 or E3200 error means your Bosch dishwasher detected that the water level inside is too low or water is not being circulated correctly during the cycle. Check the inlet hose for kinks and make sure the water supply is fully turned on. The minimum water flow rate required is 10 litres per minute. If the issue persists contact a qualified technician.

Common causes

  • Water inlet hose is kinked or damaged
  • Water supply tap is not fully open
  • Household water pressure is too low — minimum 10 litres per minute required
  • Circulation pump has developed a fault

How to fix it

  1. 1

    Check the inlet hose and make sure it is not kinked or damaged

  2. 2

    Make sure the water supply is fully turned on

  3. 3

    Verify the water flow rate meets the minimum 10 litres per minute requirement

  4. 4

    If the error persists contact a qualified technician

Related Bosch Dishwasher error codes

1

E01 / E0100

A heat pump motor circuit fault was detected at the main control board

hard
2

E02 / E03 / E0103 / E0107

A main control board relay fault was detected

hard
3

E04 / E0105

Faulty heater electronics were detected during self-test

hard
4

E05 / E0106

A wash arm diverter circuit fault was detected at the main control board

hard

E18 / E3200 error — frequently asked questions

What does the E18 / E3200 error mean on a Bosch dishwasher?

The water level is too low or water is not being pumped correctly

What causes the E18 / E3200 error?

The E18 / E3200 error is usually caused by: Water inlet hose is kinked or damaged; Water supply tap is not fully open; Household water pressure is too low — minimum 10 litres per minute required; Circulation pump has developed a fault.

Can I fix the E18 / E3200 error myself?

Yes — this is rated an easy fix that most people can do themselves, typically in 5–10m.

How much does it cost to fix the E18 / E3200 error?

Fixing the E18 / E3200 error on a Bosch dishwasher typically costs $0–$150, depending on parts and whether you do it yourself or hire a technician.

Is it safe to keep using my dishwasher with the E18 / E3200 error?

In most cases yes, but it's best to address the E18 / E3200 error soon — see the fix steps below to resolve it.