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Samsung Dishwashers Repair

Dishwashers Repair, Done Right the First Time

Samsung’s US dishwashers are all 24-inch built-in units under the DW prefix, sold now with a rotary spray system and previously with the WaterWall sliding-bar system, and the code list Samsung publishes for them borrows the letters its washers use while attaching dishwasher meanings to them - 1E on a WaterWall model is a clogged filter, while the same 1E on a washer is the leak sensor.

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Every dishwasher Samsung sells in the US is a 24-inch built-in, which keeps the working parts consistent: a filter and sump, a circulation pump and spray arms – or, on the earlier WaterWall models, a sliding spray bar with its own position sensor – a heater, a drain pump, a leak sensor in the base and a door latch that tells the control it is safe to start. Samsung lists its dishwasher codes on one support page, and several of them share letters with the washer line while meaning something else here: 1E is a clogged filter on WaterWall models or a heater problem on rotary ones, 3C is the pump, 9E is a low water level, 7E is the WaterWall reflector, PC is the zone-wash function and PE the half-load function.

Poor cleaning is worked through in order – filter, spray arms or spray bar, water temperature, detergent and rinse aid – before the pump is suspected, because most gritty-glass complaints resolve well before that. A machine that stops with water in the tub is traced from the filter to the pump to the hose, and a leak-sensor code is confirmed as a real leak or a false one before anything is ordered.

With the breaker off and the supply closed, the toe-kick and the outer door panel come off and the part the code names is measured rather than swapped. AP on the display, which means the dishwasher is in app-pairing mode, is explained and not treated as a problem.

Common Dishwashers Problems

01

Water left in the tub with 5C, 5E, SC or SE on the display

02

4C or 4E shown and the cycle stalling before it fills

03

LC or LE reported and the dishwasher refusing to start

04

Dishes coming out gritty, filmy or still dirty on the top rack

05

7E on a WaterWall model with the spray bar stuck at one end

06

Lights blinking on a model with no digital display

Dishwashers Error Codes

Recognize a code on your display? Look it up before you unplug anything or attempt a repair.

PE

Samsung Dishwasher PE Error Code

tE

Samsung Dishwasher tE Error Code

AC / AC6

Samsung Dishwasher AC and AC6 Error Code

FC

Samsung Dishwasher FC Error Code

dC3

Samsung Dishwasher dC3 Error Code

bE / 6E

Samsung Dishwasher bE and 6E Error Code

CE

Samsung Dishwasher CE Error Code

HC

Samsung Dishwasher HC Error Code

HE

Samsung Dishwasher HE Error Code

LC / LE

Samsung Dishwasher LC and LE Error Code

OC / 0C / oE

Samsung Dishwasher OC, 0C and oE Error Code

PC

Samsung Dishwasher PC Error Code

See all Error Codes →

Popular Samsung Dishwashers Models

Samsung DW80R2031UB

Model # DW80R2031UB

Samsung DW80H9930

Model # DW80H9930

Samsung DW80H9940US

Model # DW80H9940US

Samsung DW80M3021

Model # DW80M3021

Samsung DW80K50505UB

Model # DW80K50505UB

Samsung DW80R9950UG

Model # DW80R9950UG

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FAQ

Dishwashers Repair FAQ

LC or LE is Samsung’s leak-sensor code: moisture has reached the sensor in the base of the machine. Sometimes that is a real leak from a hose, the door seal or the sump; sometimes it is a spill that reached the base, or condensation on a unit installed hard against a warm dishwasher-return. With the breaker off and the water supply closed, look for water on the floor beneath the unit and at the toe-kick; if the base is dry and the code returns after the unit has been off long enough to dry out, the sensor and the connections around it need testing.

The same family of problem - water supply - but Samsung words them differently and the parts are not the same. On the dishwasher 4C or 4E points at water pressure or temperature that is too low for the cycle, so the first checks are the supply valve under the sink and the hot-water temperature reaching the machine, not the dishwasher’s own valve. Every other shared letter pair behaves the same way: read it from Samsung’s dishwasher page, not from the washer page.

Once the dishwasher is switched off at the breaker and the water inside has cooled, lift out the filter assembly at the bottom of the tub the way your model’s manual shows, rinse it and look into the sump beneath it for food or a broken piece of glass. Check that the drain hose under the sink is not kinked and that the disposer knockout was removed if the hose connects there. If water still stands with a clean filter and a clear hose, the drain pump or the check valve at the sump is what a technician tests next.

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