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Appliance Fix Guide

Bosch Dryer error code

Bosch Dryer Error E89

Power supply to the dryer is malfunctioning.

Power supply to the dryer is malfunctioning.

Updated Aug 18, 2026
❌ CONSIDER REPLACINGParts over $250
Bosch dryer repair guide for error E89
Error codeE89Dryer

Try these first

Start here before buying a part or taking the appliance apart.

  1. 1
    Check 1

    Turn the dryer off and unplug it from the power source for at least 5 minutes, then plug it back in and restart the cycle.

  2. 2
    Check 2

    Ensure the dryer is properly plugged into a functioning outlet and that the circuit breaker has not tripped.

A quick explanation

What does E89 mean?

Power supply to the dryer is malfunctioning.

The answer you came for

How to fix Bosch dryer error E89

Start with the safest checks and work from simple to technical.

  1. 1

    Step 1

    1. Unplug the dryer from the wall outlet to ensure there is no power to the appliance.

  2. 2

    Step 2

    2. The power supply board is an electronic component. You will need to remove an access panel, typically the top or rear panel, to locate it.

  3. 3

    Step 3

    3. Carefully disconnect all the wire harnesses attached to the power supply board. It's a good idea to label them or take a photo beforehand.

  4. 4

    Step 4

    4. Remove the screws that are holding the board in place.

  5. 5

    Step 5

    5. Gently remove the old power supply board.

  6. 6

    Step 6

    6. Install the new board, securing it with the screws.

  7. 7

    Step 7

    7. Reconnect all the wire harnesses to their correct terminals on the new board and reassemble the dryer.

Read the additional checks from the current guide

How to Fix E89 Error (Step-by-Step) Unplug the dryer from the wall outlet to ensure there is no power to the appliance.The power supply board is an electronic component. You will need to remove an access panel, typically the top or rear panel, to locate it.Carefully disconnect all the wire harnesses attached to the power supply board. It's a good idea to label them or take a photo beforehand.Remove the screws that are holding the board in place.Gently remove the old power supply board and confirm the error stays cleared during a full test cycle.Install the new board, securing it with the screws and confirm the error stays cleared during a full test cycle.Reconnect all the wire harnesses to their correct terminals on the new board and reassemble the dryer.Turn the appliance off, wait about 2 minutes, then turn it back on.

What to Check Next on This Bosch Dryer Use these checks before ordering parts for Bosch dryer E89. They keep the diagnosis tied to the appliance instead of turning the page into a reset-only guide. Unplug the dryer before touching the lint housing, rear vent, lower service area, or any wiring. Clean the lint screen, moisture sensor bars, condenser area if equipped, and the full vent path so airflow problems do not imitate part failures. Run a short timed cycle with a light load and note whether the fault appears immediately, after heating starts, or near the end of the cycle. If the fault returns with clean airflow, inspect the part categories below using the full model number from the dryer tag. Stop repeated test cycles if you smell heat, see moisture near electrical areas, or hear grinding from the drum drive.

If the code comes back

Do not keep replacing parts based only on the code. Repeat the safe checks above. If the fault remains, stop and arrange qualified service rather than ordering from the code alone.

What may be causing it?

  • Faulty power supply unit
  • Communication error on the circuit board

These are possibilities to investigate, not proof that one part has failed.

Recommended part

Recommended part for this error code

Replacement part

OEM candidate: 10006450

Price noted in the current guide: $117-$408

Why this part is shown: It is associated with Bosch Dryer error E89 in the current guide. The error code alone does not prove this part has failed.

Compatibility varies by model. Confirm that the Amazon listing includes your complete dryer model number before ordering.

Amazon part link View recommended part on Amazon

You can open the recommendation now. Check model compatibility on the Amazon page before purchasing.

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Replacement options

Ready to replace your dryer?

If repairing this dryer no longer feels worthwhile, compare three replacement paths below.

Why shop your replacement on Amazon?

  • Fast, free delivery

    Prime members can get fast, free delivery on eligible items.

  • Convenient delivery options

    Select large appliances may offer scheduled or Room of Choice delivery.

  • Haul-away options

    Haul-away may be available for select appliances and delivery areas.

  • Installation help

    Installation or assembly may be available on select items.

Delivery and service options, fees, and availability vary by item, seller, and delivery ZIP code. Confirm available services at Amazon checkout.

Affiliate disclosure: qualifying purchases may earn this site a commission at no additional cost to you.

Make the money decision

Repair or replace calculator

Use the age and total repair estimate to get a simple comparison. This is guidance, not a guarantee.

Safety first

Disconnect power before opening panels or touching internal parts.

When to stop
  • Stop if you see burned wiring, melted connectors, water near electrical parts, or a gas smell.
  • Do not perform live-voltage testing unless you are trained and equipped for it.
  • Use the exact model manual or service information before replacing electronic controls.

Free quick sheet

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