Skip to main content
Appliance Fix Guide

Amana Dishwasher error code

Amana Dishwasher Error F12

Main board & Display communication error. There is a communication issue between the main control board and the display.

Main board & Display communication error. There is a communication issue between the main control board and the display.

Updated Aug 18, 2026
⚠️ CHECK WARRANTY / AGE$100 - $250 Range
Amana dishwasher repair guide for error F12
Error codeF12Dishwasher

Try these first

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

  1. 1
    Check 1

    Listen for Motor Sounds: When the dishwasher should be washing, listen for a humming or buzzing sound from the circulation pump motor. If there is no sound, the motor may have failed.

  2. 2
    Check 2

    Check for Obstructions: Disconnect power and remove the lower spray arm and filter. Check the sump area for any debris that may be blocking the circulation pump intake.

  3. 3
    Check 3

    Inspect Spray Arms: Ensure the spray arms are not clogged and can rotate freely.

A quick explanation

What does F12 mean?

Main board & Display communication error. There is a communication issue between the main control board and the display.

The answer you came for

How to fix Amana dishwasher error F12

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

  1. 1

    Step 1

    1. Disconnect the dishwasher from power by turning off the circuit breaker.

  2. 2

    Step 2

    2. Remove the outer door panel by taking out the screws around its perimeter.

  3. 3

    Step 3

    3. Locate the main control board, usually found in a plastic casing at the bottom of the dishwasher, and the display board, located at the top of the door.

  4. 4

    Step 4

    4. Carefully disconnect the wire harnesses connecting the two boards. Inspect the wires for any signs of damage, such as burns or breaks.

  5. 5

    Step 5

    5. If the wiring appears intact, the issue is likely with one of the boards. It is recommended to replace both the main control board (W10805386) and the display board (W11612327) to ensure compatibility.

  6. 6

    Step 6

    6. Mount the new boards and reconnect the wire harnesses.

  7. 7

    Step 7

    7. Reassemble the door panel and restore power to the dishwasher to see if the error is cleared.

Read the additional checks from the current guide

How to Fix F12 Error (Step-by-Step) Disconnect the dishwasher from power by turning off the circuit breaker.Remove the outer door panel by taking out the screws around its perimeter.Locate the main control board, usually found in a plastic casing at the bottom of the dishwasher, and the display board, located at the top of the door.Carefully disconnect the wire harnesses connecting the two boards. Inspect the wires for any signs of damage, such as burns or breaks.If the wiring appears intact, the issue is likely with one of the boards. It is recommended to replace both the main control board (W10805386) and the display board (W11612327) to ensure compatibility.Mount the new boards and reconnect the wire harnesses and confirm the error stays cleared during a full test cycle.Reassemble the door panel and restore power to the dishwasher to see if the error is cleared.Turn the appliance off, wait about 2 minutes, then turn it back on.

What to Check Next on This Amana Dishwasher Focused repair path: dishwasher fill, drain, wash motor, heating, leak, sensor, and control checks. Do not treat a returning fault as a reset-only problem; use the point in the cycle where the fault appears to choose the next check. Disconnect power before opening panels, then confirm the door latch, float, inlet valve, drain path, and harness connections are seated. Match the timing of the failure to the likely path: fill, wash circulation, drain, heat, leak detection, or control communication. Clear debris from filters, sump areas, spray arms, and the drain loop before treating the fault as a failed board. If a part is suspected, verify voltage or continuity where appropriate and match the complete Amana dishwasher model number before ordering. Check, inspect, clean, test, measure, remove, reconnect, clear, and replace parts only when the symptom supports that path. If these checks point toward a part, verify the complete Amana model number from the appliance tag before ordering. Similar error wording can use different valves, sensors, pumps, motors, heaters, locks, switches, fans, or control boards depending on the exact model. Verified Compatible Alternatives:W10879262W11612327

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?

  • Failed circulation pump
  • Debris blocking the circulation pump intake
  • Clogged spray arms
  • Loose wiring to the circulation pump

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

Recommended part

Recommended part for this error code

Replacement part

OEM candidate: W10879262

Price noted in the current guide: $120-$200

Why this part is shown: It is associated with Amana Dishwasher error F12 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 dishwasher 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.

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

Replacement options

Ready to replace your dishwasher?

If repairing this dishwasher 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

Get the Amana Dishwasher Error Code Quick Sheet

A concise reference with code meanings, severity, first checks, and when it is time to stop and call for service.

The form will be enabled after the existing subscriber database and PDF delivery are connected securely.

No spam. Unsubscribe anytime.