GE Dishwasher Error PRS

⚡ Quick Answer: The GE Dishwasher PRS error indicates a malfunction with the pressure sensor, disrupting the water level signal to the control panel. This issue can p... ✅ DIY Fixable

What Does Error PRS Mean?

The GE Dishwasher PRS error indicates a malfunction with the pressure sensor, disrupting the water level signal to the control panel. This issue can prevent the dishwasher from starting or cause cycles to cancel unexpectedly. Common symptoms include the dishwasher not starting a cycle, cycles starting then immediately canceling, and an error display upon startup or after filling attempts.

Common Symptoms:

  • Dishwasher won’t start a cycle
  • Cycle starts then immediately cancels
  • Error displayed upon startup or after fill attempt

Possible Causes

  • Faulty pressure sensor / pressure switch (high)
  • Clogged or kinked pressure sensor hose (medium)

How to Fix Error PRS

DIY Fix Inspect basic water level and hose conditions

  1. Ensure dishwasher is powered off and safely disconnected from power.
  2. Locate the pressure sensor hose (usually a small clear tube from dishwasher sump area).
  3. Check for visible kinks, clogs, or water trapped in the hose.
  4. Clear any debris and straighten the hose if needed.
  5. Restore power and test dishwasher operation.

Technician Only Test and replace pressure sensor/pressure switch

  1. Disconnect dishwasher from power and water supply.
  2. Access the pressure sensor/pressure switch (located near dishwasher sump or control area).
  3. Perform electrical and continuity tests on the sensor per service manual specifications.
  4. Replace the pressure sensor/pressure switch if tests show failure.
  5. Reassemble and test dishwasher operation.

Parts needed: Pressure sensor/pressure switch, pressure hose if damaged

🛑 When to Call a Pro:
  • If pressure sensor replacement does not resolve the PRS error
  • If water leaks occur when accessing internal components
  • If electrical testing is beyond your experience

Next step

Choose the next step for PRS

Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.

Based on diagnostic data

Most relevant component to inspect

Pressure Switch

Detects the water level inside the tub and signals when to start or stop filling.

Typical part-only price
$25 - $65
DIY difficulty
Easy
Estimated time
15-30 mins
Where can I find the model number?

Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.

Find a part that fits my model

Verify the complete model and part number on the retailer's compatibility page before ordering.

Other parts options

Check related components first; use model search as a fallback.

Model number required

Model-compatible Dishwasher parts

Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.

Find a part that fits my model

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.

Optional routine care

Maintenance supplies

These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.

Maintenance supply

Dishwasher Cleaner and Descaler

Supports routine removal of mineral scale, grease, and odor. It is maintenance, not a repair for a failed pump, valve, or control.

View maintenance supply
Maintenance supply

Braided Dishwasher Inlet Hose

For replacement of an externally damaged supply hose. Verify connection size, length, and appliance installation requirements before ordering.

View maintenance supply

Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.

Technical Specifications

wattage N/A
component Pump Relay
resistance 0-10 ohms
part_number WD21X24900
voltage_rating 120V AC

Common Questions

What does PRS error mean on GE Dishwasher?

PRS error means there's a problem with the pressure sensor, preventing the dishwasher from starting or causing it to cancel.

Can I fix GE Dishwasher PRS error myself?

Yes, you can inspect the pressure sensor hose for kinks or clogs if you safely disconnect the power.

How much does it cost to fix PRS error?

Repair costs range from $15 to $60 for parts, with labor costs varying.

When should I call a technician for PRS?

Call a technician if the error persists after replacing the sensor or if you encounter leaks or electrical issues.

Data last verified: 2026-07-26

User Comments (0)

Share your experience or solution below.

Be the first to comment!