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Error code reference

Amana Washer Error Code nd

The water level fails to drop below the Low Water level reset within 15 minutes before a spin begins.

Amana codesAmana washer codes

The water level fails to drop below the Low Water level reset within 15 minutes before a spin begins.

First step from the service manual

Go to 'Will Not Drain' Troubleshooting Section.

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

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What nd means on a Amana washer

The nd error code on an Amana washer indicates that the water level inside the tub has failed to drop below the machine's Low Water level reset threshold within a 15-minute window before a spin cycle begins. The washer monitors water level continuously using a pressure switch or water level sensor. If the control detects that standing water remains above the low-water reset point after 15 minutes of attempted draining, it triggers the nd fault and halts the cycle to prevent spinning with excess water in the drum.

The drain system is the primary area to investigate when this code appears. Key components involved include the drain pump, drain hose, lid switch or door latch assembly, and the water level pressure switch. A blocked or kinked drain hose is one of the most frequent culprits, as is a clogged pump filter or a failed drain pump motor that cannot generate sufficient flow to evacuate water in the allotted time. The pressure switch itself can also malfunction, sending an incorrect water-level signal to the control board even when the tub has actually drained.

Because this fault directly precedes a spin cycle, the washer is designed to stop rather than spin a tub still loaded with water, which could cause mechanical stress, excessive vibration, or flooding. Diagnosing this code should begin with a visual inspection of the drain hose for kinks or blockages, followed by checking the pump for debris, and then testing the pressure switch and its associated tubing for leaks or clogs. Electrical continuity checks on the drain pump motor and wiring harness connections are also appropriate steps during diagnosis.

Source: manufacturer service documentation.

Common causes of nd

  1. 01

    Clogged or Kinked Drain Hose

    Wiring / connection

    A drain hose that is kinked, pinched behind the washer, or partially blocked by lint or debris will restrict water flow and prevent the tub from draining within the 15-minute limit. Inspect the full length of the hose from the pump outlet to the standpipe for bends or obstructions.

  2. 02

    Failed or Obstructed Drain Pump

    Part replacement

    A drain pump clogged with foreign objects such as coins, lint, or small garments will lose pumping efficiency or stop working entirely. The pump motor can also fail electrically, requiring continuity testing to confirm whether it is receiving power and responding correctly.

  3. 03

    Faulty Water Level Pressure Switch

    Part replacement

    The pressure switch monitors tub water level by reading air pressure through a small hose connected to the tub. If the hose is cracked, disconnected, or the switch itself is defective, the control board may incorrectly believe water is still present even after successful draining, triggering the nd code.

  4. 04

    Blocked Standpipe or Household Drain

    Wiring / connection

    If the home drain standpipe into which the washer empties is partially clogged, water will back up and slow or prevent proper drainage. Check whether other nearby drains are sluggish, which would confirm a plumbing issue rather than a washer component failure.

  5. 05

    Wiring or Connection Issue at the Drain Pump

    Wiring / connection

    Loose, corroded, or damaged wiring connections between the control board and the drain pump can interrupt power delivery to the pump motor. Inspecting the harness connectors at both the pump and the control board for damage or poor seating is an important step if the pump itself tests good.

See the test procedure for each cause

Frequently asked questions about nd

What does nd mean on a Amana washer?
The nd code means the washer was unable to drain the water level below the Low Water reset threshold within 15 minutes before the spin cycle was scheduled to begin. The machine stops the cycle to avoid spinning with excess water still in the tub. This fault points to an issue in the drain system, which includes the drain pump, drain hose, water level pressure switch, or the household drain connection.
How do I fix the nd error code on my Amana washer?
Start by checking the drain hose for kinks or blockages and make sure it is properly inserted into the standpipe without being pushed in too far, which can create a siphoning problem. Next, inspect the drain pump for trapped debris such as coins or lint. If the hose and pump appear clear, the water level pressure switch and its tubing should be inspected, and the pump motor should be tested for proper electrical function.
Is it safe to use my Amana washer while the nd code is displayed?
It is not recommended to continue running the washer with the nd code active. The machine is stopping the cycle intentionally to prevent spinning with water still in the tub, which could lead to excessive vibration, mechanical wear, or water leaking onto the floor. The underlying drain issue should be resolved before resuming normal laundry cycles.
Will resetting my Amana washer clear the nd error code?
Unplugging the washer or pressing a reset sequence may temporarily clear the code and allow a new cycle to start, but the code will return if the root cause has not been corrected. A reset does not fix the drain problem itself. It is best to diagnose and resolve the drainage issue before resetting so the fault does not recur mid-cycle.
How much does it cost to repair a nd error code on an Amana washer?
Repair costs vary depending on the cause. Clearing a clogged drain hose is typically a no-cost or very low-cost fix you can do yourself. Replacing a drain pump generally costs between $35 and $100 for the part, plus labor if a technician is hired, bringing the total to roughly $100 to $250 in most cases. A faulty water level pressure switch is usually a less expensive part, often in the $20 to $60 range.

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