Bosch · Dishwasher

Bosch Dishwasher E02 error

ErrorE02

E02 is identified by Bosch support as a dishwasher temperature-sensor condition. Follow the official, model-scoped checks and service boundary below.

Reference source listed as Bosch US official home-appliance error-code support.

Open official source ↗
What the code means

a dishwasher temperature-sensor condition

Isolate the appliance when safe. Do not test the heater or sensor circuit; isolate the appliance when safe and arrange Bosch service if E02 returns. Do not open fixed panels or test live circuits.

Typical symptoms

01E02 appears on the dishwasher display
02The affected function may stop, pause, or behave abnormally
03The code returns when the same model-specific condition remains active

Likely causes

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

01a dishwasher temperature-sensor condition
02Confirm the exact model against Bosch's official instructions

Safe next steps

  1. 1
    Record the complete E02 display and the full Bosch dishwasher model
  2. 2
    Confirm that the displayed code matches the linked official Bosch source
  3. 3
    Do not test the heater or sensor circuit; isolate the appliance when safe and arrange Bosch service if E02 returns.
  4. 4
    Stop and arrange model-specific service if E02 returns

Step-by-step repair

  1. 1
    Do not test the heater or sensor circuit; isolate the appliance when safe and arrange Bosch service if E02 returns. No internal component replacement is verified from E02 alone.

Repair details

Estimated cost
The published checks normally need no replacement part. Internal repair cost is model- and region-specific; obtain a written Bosch service quote after diagnosis.
Estimated time
External checks take about 5–30 minutes; professional diagnosis and repair time depend on the exact model.
🔧Tools
Exact Bosch model number and official manual, No internal electrical test tool is permitted
Spare parts
No replacement part is confirmed by E02 alone. Confirm the exact model, failed component, and manufacturer part number before ordering.

What not to do

  • Do not open fixed panels, test live electrical or sealed-system parts, bypass safety devices, or order a component solely from E02.

Preventive maintenance

  • 1
    Keep user-accessible filters, spray arms, seals, water connections, and the drain path maintained according to the exact model manual.

Frequently asked questions

What does E02 mean?

Bosch identifies it as a dishwasher temperature-sensor condition.

Can I replace a part from the code alone?

No. Confirm the exact model and manufacturer diagnosis first.

Related faults

Compare related codes for the same appliance or manufacturer before replacing parts.