Bosch · Dishwasher

Bosch dishwasher E05 code

ErrorE05

E05 is listed by Bosch support as wash-arm diverter circuit fault. The exact checks and component layout can vary by model and region.

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Source-linked guidance reviewed against Bosch US dishwasher error codes.

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What the code means

Wash-arm diverter circuit fault

Do not open fixed panels or test live electrical parts. Record the full model number and arrange qualified service if the code returns after the permitted external checks.

Typical symptoms

01Water may not alternate correctly between the upper and lower spray arms

02One rack can wash noticeably worse than the other

03The cycle may stop and show E05

Likely causes

Start with the least invasive explanation and stop if the check requires internal electrical or sealed-system access.

01Wash-arm diverter circuit fault

Safe next steps

1
Press ON/OFF to stop the dishwasher; do not remove fixed panels
Follow the exact model manual where access or reset steps differ by product series.
2
At the household breaker, switch dishwasher power off for 30 seconds
Follow the exact model manual where access or reset steps differ by product series.
3
Restore power and start one short rinse cycle
Follow the exact model manual where access or reset steps differ by product series.
4
If E05 returns, stop the cycle: the wash-arm diverter circuit needs Bosch-authorized diagnosis and is not a safe DIY repair
Follow the exact model manual where access or reset steps differ by product series.

When to stop

Stop if you see damaged wiring, smell burning, find an active leak, suspect gas or refrigerant, or need to remove a sealed electrical cover. Use a qualified appliance technician.