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Error code reference

Kenmore Washer Error Code PS

Pressure sensor error-the sensor switch assembly is out of order.

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What the PS error code actually means

The PS error means your Kenmore washer is having trouble reading the water level inside the drum. A small sensor that monitors how much water is in the tub is either not working or not communicating properly with the washer's control board. The washer stops itself as a precaution to avoid overfilling or running without enough water.

Diagnostic procedure

The full PS procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check connectors at main PCB and pressure switch for loose or disconnected connections.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of PS

Ranked by how often they cause this code
  1. 1Loose or disconnected wiring connectors
  2. 2Failed pressure switch assembly
  3. 3Clogged or damaged air hose
  4. 4Blocked air dome or pressure chamber
  5. 5Faulty main PCB

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Questions people ask about PS

What does PS mean on a Kenmore washer?
PS stands for pressure sensor error on a Kenmore washer. It means the control board is not receiving a valid signal from the pressure switch assembly, which is the component responsible for monitoring the water level in the tub. The washer will stop operation until the fault is resolved to prevent overfilling or running with insufficient water.
Is it safe to keep using my Kenmore washer when the PS error is showing?
It is not recommended to continue running the washer while the PS error is active. The pressure sensor controls water fill levels, so operating without a reliable sensor signal could lead to overfilling and potential water damage or running the motor with insufficient water. The washer typically stops itself when this code appears as a protective measure.
How much does it cost to repair a Kenmore washer PS error?
Repair costs depend on what is causing the fault. If loose connectors are the issue, there is no parts cost. Replacing a pressure switch typically costs between $20 and $60 for the part, plus labor if a technician is hired. A full diagnostic and repair performed by a professional technician could run anywhere from $100 to $250 or more depending on the specific component involved and local labor rates.
Can I fix the PS error myself on a Kenmore washer?
Yes, some causes of the PS error are DIY-friendly. Checking and reseating the wiring connectors at the pressure switch and main PCB requires no special tools and is a good starting point. Inspecting and clearing the air hose or air dome is also manageable without professional help. Replacing the pressure switch itself is a moderate repair that many technicians and experienced DIYers can complete.
Will resetting my Kenmore washer clear the PS error code?
A reset may temporarily clear the PS error, but it will return if the underlying fault is not repaired. To reset, unplug the washer for a few minutes and then restore power. If the pressure switch, wiring, or air hose has an actual fault, the code will reappear once the washer attempts to fill and the sensor issue is detected again.

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