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Error code reference

Bosch Washer Error Code d:17

Motor high temperature warning

Bosch codesBosch washer codes

Motor high temperature warning — motor overloaded or binding.

First step from the service manual

Run test P4; check for motor overload or binding condition.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What d:17 means on a Bosch washer

The d:17 error code on a Bosch washer indicates a motor high temperature warning. The control board has detected that the drive motor is operating at an excessive temperature, which typically signals the motor is being overloaded or that some mechanical binding condition is preventing it from turning freely. The washer's motor protection circuitry monitors operating conditions and triggers this warning before thermal damage can occur to the motor windings.

The most direct diagnostic procedure is running test P4, which is the motor-specific diagnostic routine that evaluates motor performance under controlled conditions. This test helps differentiate between a motor that is genuinely failing due to winding degradation versus one that is struggling because of an external mechanical restriction. Drum bearings that are beginning to seize, a worn or jammed belt, foreign objects lodged in the drum or pump, or an overloaded drum can all force the motor to draw excessive current and generate heat.

If the binding condition is not resolved, repeated triggering of d:17 can eventually lead to motor failure. Technicians should inspect the drum for manual resistance by rotating it by hand before assuming the motor itself is at fault. A drum that feels rough or stiff to turn points toward a bearing or mechanical issue rather than a motor defect. Addressing the root cause of the overload is essential; simply clearing the fault without resolving the binding condition will result in the error returning.

Source: manufacturer service documentation.

Common causes of d:17

  1. 01

    Drum Overload

    Wiring / connection

    Loading the washer with too much laundry forces the motor to work excessively hard, generating heat. Reducing the load size and restarting the cycle often resolves this immediately.

  2. 02

    Worn or Failing Drum Bearings

    Part replacement

    Degraded drum bearings create mechanical resistance that binds the motor. A rough or grinding sensation when spinning the drum by hand is a clear indicator of bearing wear.

  3. 03

    Foreign Object Lodged in Drum or Pump

    Wiring / connection

    Coins, buttons, or small clothing items can become trapped between the drum and tub or in the pump impeller, creating a binding condition that overloads the motor.

  4. 04

    Drive Belt Wear or Slippage

    Part replacement

    A worn, stretched, or misaligned drive belt can cause the motor to labor excessively. Inspecting the belt for fraying, glazing, or improper tension will identify this issue.

  5. 05

    Motor Winding Degradation

    Part replacement

    Internal breakdown of the motor windings over time can cause the motor to run inefficiently and overheat without any external binding condition present. Running test P4 helps confirm whether the motor itself is the root cause.

See the test procedure for each cause

Frequently asked questions about d:17

What does d:17 mean on a Bosch washer?
The d:17 code on a Bosch washer is a motor high temperature warning. It means the control board has detected that the drive motor is overheating, typically because the motor is overloaded or something is mechanically binding and preventing it from spinning freely. The washer halts operation to prevent permanent motor damage.
How do I fix the d:17 error on my Bosch washer?
Start by removing some laundry if the drum was overfilled, then allow the machine to cool for at least 30 minutes before restarting. Manually rotate the drum by hand to check for roughness or stiffness that could indicate bearing wear or a lodged foreign object. For a thorough diagnosis, a technician should run the P4 motor diagnostic test to isolate whether the issue is mechanical binding or a motor fault.
Is it safe to keep using my Bosch washer when d:17 appears?
You should not continue running the washer when this code is active. The motor is overheating, and operating it in this condition risks permanent motor damage. Allow the unit to cool completely and resolve the underlying cause before running another cycle.
How much does it cost to repair a d:17 error on a Bosch washer?
Repair costs vary widely depending on the root cause. Clearing a foreign object or reducing the load costs nothing, while replacing drum bearings typically ranges from $150 to $350 in parts and labor. A full motor replacement on a Bosch washer can range from $300 to $600 or more depending on the model and labor rates in your area.
Will resetting my Bosch washer clear the d:17 error?
A reset may temporarily clear the d:17 code, but it will return if the underlying cause of the motor overheating is not addressed. Simply resetting the machine without fixing the overload or binding condition can lead to repeated faults and accelerated motor wear over time.

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