A technician in a US home kitchen kneels at an open built-in dishwasher, lifting the filter out of the tub floor.

Dishwasher
Diagnostic Visit

The visit that turns a vague complaint about dirty dishes or standing water into one named part and one price.

(844) 430-4286

Mon–Sat, 8am–8pm

  • Price before any work
  • 5 steps on the visit
  • 4 problems it answers

Book a visit

Three short steps, about a minute.

or call (844) 430-4286

What the dishwasher diagnostic visit
involves.

A dishwasher reports very little about itself, so a diagnostic visit starts by making it run. The technician watches a cycle from fill to drain, measures how much water comes in and how hot it gets, and listens to the pump at each stage. That separates a machine that cannot move water from one that moves it but cannot heat it, and it rules out the filter, the loading and the supply before any part is named.

How the visit goes

Diagnostic visit,
step by step.

Name the part, price the repair, and say so plainly when the tub or the age makes it poor value.

01

Run a short cycle with the door opened at set points, rather than trusting a description of the last load.

02

Check the supply side first: the shut-off under the sink, the fill hose and the water temperature at the kitchen tap.

03

Pull the filter and look at the sump, because a blocked filter imitates half the problems on this site.

04

Read any stored code or run the service test where the model offers one, and treat the result as a lead to confirm.

05

Name the part, price the repair, and say so plainly when the tub or the age makes it poor value.

The problems
it answers.

4 of them, from dishwasher not cleaning dishes to dishwasher not starting.

All problems
A close view of a lower dishwasher rack holding dinner plates with dried food still stuck to them after a cycle, water droplets on the rims. Most common

Dishwasher Not Cleaning Dishes

5 causes, cheapest first

Before you call

Tell us this when you book

  1. Whether water is left in the bottom after the cycle
  2. Whether you see a code or blinking lights
  3. Your model number from the edge of the door
  4. Whether there has been water on the floor

It also answers

A price before
any work.

Every figure on this page is a band, not a quote. Standing water can be a clogged filter cleared in minutes or a pump that has to be replaced, and nobody can tell which over the phone. A firm number given before anyone has watched the machine run is a guess, or the price of the worst case. You get the actual price of the actual repair before any work begins, and the decision is yours.

Read the full cost guide

The makes
we see it on.

27 makes on this site, and the dishwasher diagnostic visit on any of them. Each mark opens that make's own page.

All 27 brands

Diagnostic visit,
where we come out.

The kitchen, the climate and the building all change how the dishwasher diagnostic visit goes. These notes are about that, metro by metro.

All service areas

Tampa BayFL · 31 areas

On a Tampa Bay visit, the technician often checks the spray arms and filter for mineral crust before anything else, since the area's hard water can make a healthy dishwasher look like it has stopped cleaning.

OrlandoFL · 30 areas

Many Orlando neighborhoods were fitted with the same builder-grade dishwasher at the same time, so a technician may suspect the likely cause on arrival, yet the diagnosis is still confirmed on the machine in front of them.

Miami / South FloridaFL · 47 areas

In a Miami condo, the first minutes of a dishwasher visit often go to the floor, the cabinet base and the supply valve, because a slow leak there can reach the unit below long before it shows in the kitchen.

New York MetroNY · 75 areas

A New York diagnostic often happens in a narrow galley with an 18-inch dishwasher wedged beside the sink, so the technician tests as much as possible in place before asking the super about shutting water to the line.

HoustonTX · 36 areas

Houston visits frequently follow a storm or an outage, and the diagnosis separates a control board hurt by a power surge from a simpler drain or fill problem that happened to appear the same week.

ChicagoIL · 50 areas

Around Chicagoland, a dishwasher diagnosis in an older bungalow or two-flat often follows the drain and supply lines down into the basement, where the plumbing can explain a symptom the machine itself did not cause.

Los AngelesCA · 95 areas

With hard water across much of Los Angeles, a visit for poor washing typically checks spray arm jets, the filter and the rinse aid setting before any pump or motor is condemned.

San DiegoCA · 31 areas

San Diego's hard water leaves its signature on filters, spray arms and the tub, so a diagnosis there reads the scale as evidence of how the machine has been running, not only as a cosmetic issue.

San Francisco Bay AreaCA · 74 areas

Soft water in much of the Bay Area means scale is rarely the answer, so a diagnostic there looks sooner at detergent dosing, oversudsing and the drain connection under a tight older sink.

A family unloading clean plates from an open dishwasher together in a bright contemporary kitchen, a child handing a plate to a parent
For the heart of your home.

Questions about
the dishwasher diagnostic visit.

Does the diagnostic fee come off the repair bill?
Ask when you book and get the answer in writing before the technician arrives. It is the question most often left until the invoice, which is the worst moment to settle it.
Can you diagnose a dishwasher from a description?
A description narrows it. Standing water, a humming sound and no drain points at the pump or a blockage; a quiet machine with no fill points at the supply or the valve. Telling the two apart from a part that merely looks worn takes a cycle watched in person.
How long does the visit take?
Allow about an hour. Watching a fill, a wash and a drain takes time on its own, and a unit whose toe kick and side brackets must be released to check underneath adds to it. If the part is on the van, the repair often follows in the same visit.
Should I run the dishwasher before the technician comes?
Leave it as it is. Water standing in the tub, a code on the display or a half-finished load tells the technician where the cycle stopped. Do clear the cabinet under the sink so the shut-off valve and the drain connection can be reached.

Back to your everyday

Ready to book the dishwasher diagnostic visit?

Have these to hand: whether water is left in the bottom after the cycle, whether you see a code or blinking lights, your model number from the edge of the door, whether there has been water on the floor.

(844) 430-4286 Schedule a repair