Whirlpool washer F1 error code
F1 does not mean the same thing on every Whirlpool washer. Our data shows 2 documented meanings, depending on which engineering platform the model is built on. Look up your model number to see the one that applies.
| Meaning | Appliance | Whirlpool models |
|---|---|---|
| Pressure signal out of range | Top-load washer | 24 |
| Primary control failure | Top-load washer | 21 |
F1: Pressure signal out of range
- Brand
- Whirlpool
- Appliance
- Top-load washer
- Code
- F1
- Documented meaning
- Pressure signal out of range
- Applies to
- 24 Whirlpool models on 2 platforms
- Can you keep using it?
- No — stop and have it checked
F1 (F, then 1) means the control received a water-level pressure signal outside its valid range.
What the washer is detecting
A hose from the tub carries air pressure to a level sensor on the machine/motor control. When that signal is out of range, F and 1 flash.
Causes listed for this condition
In the order the service documentation checks them. Documented causes come from the manufacturer's service documentation for these platforms; possible causes are based on how the system works; unconfirmed marks common assumptions that the documentation does not support.
- Documented A pinched, kinked, plugged or leaking pressure hose.
- Documented If the code keeps repeating with a good hose, a fault in the machine/motor control, which carries the sensor.
Safe checks you can make
- Unplug the washer for one minute, plug it back in and start a new cycle. If the code comes straight back, the condition is persistent and needs diagnosis.
Further diagnosis requires opening the appliance. Beyond the owner checks, diagnosis involves removing panels, testing components and checking wiring. We describe what a technician investigates, not how to do it yourself.
What a technician checks
- Inspects the pressure hose from the tub to the control.
- Checks whether the code repeats after reset before addressing the control.
Typical repairs and cost
Depending on what diagnosis finds, this code can lead to one of these repairs:
| Repair | Typical range | Labor |
|---|---|---|
| Washer water-level pressure sensor repair | $180–$350 | Light |
| Washer main control board replacement | $300–$720 | Moderate |
Typical total ranges for the Las Vegas area, parts and labor included. The final cost depends on diagnosis, the exact model, parts availability and whether other damage is found.
Can you keep using it?
Stop using it until it is checked. Do not keep running the washer; it cannot judge the water level reliably.
Whirlpool models documented with this code
- WTW7320YW
- WTW8000BW
- WTW8100BW
- WTW8200YW
- WTW8240YW
- WTW8400YW
- WTW8440YW
- WTW8500BC
- WTW8500BR
- WTW8500BW
- WTW8540BC
- WTW8540BW
- WTW8600YC
- WTW8600YW
- WTW8800YC
- WTW8800YW
And 8 more. Use the model lookup to check yours.
F1: Primary control failure
- Brand
- Whirlpool
- Appliance
- Top-load washer
- Code
- F1
- Documented meaning
- Primary control failure
- Applies to
- 21 Whirlpool models on 1 platform
- Can you keep using it?
- No — stop and have it checked
F1 (F, then 1) means the washer's machine/motor control reported a failure. A later revision of the documentation for these models ties the code to the water-level signal read by that control.
What the washer is detecting
The earliest documentation describes F1 as a failure of the main machine/motor control. A later revision describes it as an out-of-range pressure (water level) signal, which is measured on that same control.
Causes listed for this condition
In the order the service documentation checks them. Documented causes come from the manufacturer's service documentation for these platforms; possible causes are based on how the system works; unconfirmed marks common assumptions that the documentation does not support.
- Documented A fault in the machine/motor control.
- Documented A pinched or kinked pressure hose to the control (later revision).
Safe checks you can make
- Unplug the washer for one minute, plug it back in and start a new cycle. If the code comes straight back, the condition is persistent and needs diagnosis.
Further diagnosis requires opening the appliance. Beyond the owner checks, diagnosis involves removing panels, testing components and checking wiring. We describe what a technician investigates, not how to do it yourself.
What a technician checks
- Inspects the pressure hose before addressing the control.
- Confirms the code repeats after reset.
Typical repairs and cost
Depending on what diagnosis finds, this code can lead to one of these repairs:
| Repair | Typical range | Labor |
|---|---|---|
| Washer main control board replacement | $300–$720 | Moderate |
| Washer water-level pressure sensor repair | $180–$350 | Light |
Typical total ranges for the Las Vegas area, parts and labor included. The final cost depends on diagnosis, the exact model, parts availability and whether other damage is found.
Can you keep using it?
Stop using it until it is checked. Do not keep running the washer until it is diagnosed.
Whirlpool models documented with this code
- WTW6200SW
- WTW6200VW
- WTW6300SB
- WTW6300SG
- WTW6300SW
- WTW6300WW
- WTW6310WW
- WTW6340WW
- WTW6400SW
- WTW6410WW
- WTW6500WW
- WTW6600SB
- WTW6600SG
- WTW6600SW
- WTW6700TU
- WTW6700TW
And 5 more. Use the model lookup to check yours.
Related problems and codes
Other codes documented on the same Whirlpool platforms:
Repair or replace?
A fault code alone rarely justifies replacing a washer. Most F1 repairs involve a single component once diagnosed. Replacement becomes worth considering when the unit is near the end of its typical 10–13-year life and the diagnosed repair is a major one. See the repair-or-replace guide.
Need F1 diagnosed in the Las Vegas area?
We repair Whirlpool, Maytag, KitchenAid, JennAir, Amana and other Whirlpool-family appliances in Las Vegas, Henderson, Summerlin and Boulder City. A model number helps but is never required to book.