Dishwasher repair guides for leaks, drainage failures, error codes, and cleaning issues. Covers Bosch, KitchenAid, Samsung, and Whirlpool models.
Dishwasher problems fall into a handful of categories — poor cleaning, standing water at the bottom, leaks onto the kitchen floor, and error codes that lock out the control panel — but the underlying causes vary wildly between brands. A Bosch that won't drain usually has a clogged fine-mesh filter (owner-serviceable in five minutes), while a Samsung with the same symptom often has a failed drain pump motor that requires disassembly. Our guides map symptoms to causes by brand and model series so you skip the generic advice that wastes your time.
Water inlet valve failures are the number-one undiagnosed dishwasher issue we encounter in the field. Homeowners assume poor cleaning means they need more detergent or a new spray arm, when the real problem is low water fill caused by a partially stuck valve or clogged inlet screen. We show you how to measure fill volume and compare it against the 1.5-2.0 gallon target for a standard wash cycle.
Sacramento's hard water accelerates mineral buildup on spray arms and heating elements. Our maintenance guides include a rinse-aid strategy calibrated to local water hardness, plus a quarterly deep-clean procedure that prevents the white film and etching that ruin glassware over time.
898 articles

A KitchenAid dishwasher that won't fill is usually blocked at the inlet valve or a stuck float. Two no-tool checks catch most of them before you open anything.

KitchenAid dishwasher leaving dishes wet? Covers heated drying element failure, rinse aid dispenser issues, vent system problems, and ProDry performance on...

A KitchenAid dishwasher that trips the breaker usually has a heating element shorted to ground or a pump motor with failing insulation. When in the cycle it trips points at which one — and never keep resetting it.

A KitchenAid dishwasher not dispensing is most often a dish blocking the door, then a failed wax motor or hardened detergent gluing the latch shut. Use the ranked table to isolate the cause, run the DIY checks, and know when the control board is to blame.

A blank KitchenAid dishwasher display is most often a power-supply interruption or a failed user-interface board, then a damaged ribbon cable. Ranked causes with case shares, the reset to try first, and safe checks.

Most likely, too-cold water is a weak or open heating element or a thermistor reading high, and too-hot water is a thermistor reading low or a welded board relay keeping the element on. KitchenAid targets about 130 to 140°F for the main wash and 155°F to sanitize. A stuck-on element is a fire hazard.

Most likely (and least serious): a plastic item fell onto the exposed heating element and melted. But an electrical smell means active failure — a laboring wash motor, a shorted element, or a burning control board — so cancel the cycle and cut power at the breaker first…

Most likely: an intermittent door-latch switch bounces open from wash vibration and the board reads it as "door opened," halting the cycle. A tripped thermal fuse, a mid-cycle drain failure (F9E1), or a motor overload are the other usual causes — when it stops tells you which…

Most likely: the Control Lock is on or the door isn't latching, so the board never sees permission to start. If it's completely dark instead, check the breaker, a hidden GFCI, and the thermal fuse. Whether lights are on or off tells you which half to troubleshoot…

KitchenAid dishwasher stops before finishing? Covers ProWash sensor failures, thermistor drift, control board relay burnout on KDTM and KDTE models.

KitchenAid dishwasher detergent door stays closed? Covers wax motor failure, dish interference with door swing, and buildup preventing latch release on...

Most likely: the vinyl coating on a rack tine has chipped and the bare steel underneath is rusting and dripping onto dishes. Diagnose rack-tine, stainless-tub, and foreign-source rust on KitchenAid dishwashers, and when to repair versus replace a rack.

Full KitchenAid dishwasher error code list with F#E# format explanations, diagnostic mode entry, and repair guidance for KDTM and KDTE models.

KitchenAid dishwasher water stays cold? Covers heating element testing, thermistor in turbidity sensor, control board relay failure, and F8E1/F8E6 codes on...

KitchenAid dishwasher vibrating against cabinets? Covers leveling leg adjustment, anti-vibration mounting, pump balance issues, and cabinet gap problems on...

KitchenAid leaving film or grit? Why the Clean Water Wash filter is the top cause, the ranked list with spray arms and water temperature, and how to check each.

KitchenAid dishwasher suddenly loud? A grinding pump bearing, drain-pump debris, a knocking spray arm, dry rack rollers, or a buzzing inlet valve. Identify each noise by cycle phase and fix it.

A leaking KitchenAid dishwasher usually starts at the door gasket, a pump seal, or a loose hose. Locate the water source first, then match it to the ranked causes.

A KitchenAid dishwasher overflowing usually means the water-level sensor or the inlet valve is not shutting off the fill. Here is how to stop it and find the cause.

KitchenAid dishwasher not taking in water? Follow the supply path — valve, line, inlet valve W10872255, float, and board relay — with a listen-for-the-click test on KDTM and KDTE models.

Kenmore dishwasher vibrating or shaking during cycles? The motor mounting, pump design, and cabinet attachment differ between Whirlpool 665 and LG 630...

A Kenmore dishwasher that won't fill is usually a closed supply valve, a kinked line, a clogged inlet screen, a dead inlet valve, or a stuck float. Here is the ranked check order across Whirlpool, LG, and Frigidaire Kenmore platforms.

A Kenmore dishwasher that won't start is often a Control Lock, a door that isn't latching, or a blown thermal fuse. Ranked causes, how to reset it, and how to find out which manufacturer built your model.

Most likely: something in the load is blocking the dispenser door, or dried detergent has glued it shut — together those account for a large share of "pod still in the cup" complaints. If the door is clear, the fix depends on your platform: a bi-metal actuator (Whirlpool 665), a wax motor (LG 630), or a solenoid (Frigidaire 587)…

When a Kenmore dishwasher quits mid-cycle, when it stops tells you why — an early stop is fill or door latch, a thermal cutoff can halt heating, a drain timeout ends the cycle, and a flood switch stops it cold. Platform notes for Whirlpool 665 and LG 630.

A Kenmore dishwasher washing too cool or too hot usually starts with the incoming water — the heater only boosts, it can't make up a cold supply. Thermistor drift and a stuck heater relay are the internal causes. Platform notes for Whirlpool 665 and LG 630.

Kenmore dishwasher completely dead or not responding? Work through power, latch, and board checks specific to your Whirlpool 665, LG 630, or Frigidaire 587...

Kenmore dishwasher not filling? Complete troubleshooting guide covering water inlet valve failures, float switch problems, door latch issues.

Kenmore dishwasher tripping the circuit breaker? Usually a heating-element ground fault on Whirlpool-built models. How the trip timing points to the element, motor, wiring, or control board — safely.

Kenmore dishwasher leaving dishes wet? Rinse aid, heating element, and vent diagnosis by manufacturer prefix. Get expert diagnosis and repair costs.