

Viking nugget model: ICE lamp blinking with Er03
On Viking's FNIU515D, Er03 is an evaporator temperature error shown by the ICE lamp blinking: 10 minutes into ice making, the evaporator has not dropped below 32°F.
Mon–Sat, 8am–8pm
- Ice making and harvest
- Ice maker assembly replacement
- Source: Viking
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What Er03
actually means.
On Viking's FNIU515D, Er03 is an evaporator temperature error shown by the ICE lamp blinking: 10 minutes into ice making, the evaporator has not dropped below 32°F. It is an earlier check on the same cooling problem that Er01 reports at 30 minutes.
Viking ice maker display
What to do when Er03 shows on the ice makerKind of codeIce making and harvest
The ice maker froze a batch and could not release it, or the harvest never started: the ejector arm or the twisting tray stalled, the mold heater did not loosen the cubes, or the arm that senses a full bin reported the wrong thing. Ice jammed against the arm and a bin pushed in crooked are cleared first; a motor module or a whole ice maker assembly comes after.
Usually leads toIce maker assembly replacement
A new ice maker module fitted in the freezer compartment or the door compartment, after the water, the temperature and the bin sensor have been proved good, so the new part is not blamed for an old problem.
Shows up asNugget Ice Maker Not Making Nugget Ice
A nugget ice maker not making ice runs and hums but drops nothing, makes wet slush instead of crisp pellets, or stops after a few batches with a light on.
MakeViking
Viking ice maker repair, whether it sits under the counter or inside a built-in unit.
SourceViking FNIU515D 15-inch panel-ready nugget ice model owner's guide (Viking's Middleby CDN PDF)
Viking FNIU515D panel-ready nugget model with drain pump; the three lamps are ICE, NO WATER and DRAIN on the display panel.
Before you book,
in this order.
Each step comes from Viking's own guidance for Er03 on its ice makers. Follow it to the end: the last card says whether this is a visit.
Rule out the normal blinking patterns first: once a second means the washing cycle, and two seconds on, one off means a full bin.
Clear the front grille and check the room temperature.
If the ICE lamp keeps blinking with the bin not full and no cleaning cycle running, book a visit.
Still there?
It usually turns into ice maker assembly replacement. Book with the code and the model number.
What not to do
A blinking ICE lamp on this model is not always a problem. It also blinks during washing and when the bin is full, so the pattern and the bin level matter.
What you may
notice with it.
The ice maker problems Er03 tends to arrive with. Answer these at the ice maker before anyone is booked.
All problemsWhere Er03 usually leads
Ice maker assembly replacement.
Viking
ice makers.
Viking ice maker repair, whether it sits under the counter or inside a built-in unit.
Viking ice maker repairMore Viking codes
Ice making and harvest on other makes
All 19 codes of this kind
Freezer ice maker
The ice maker that sits inside the freezer compartment itself, a tray that twists or a mold with a heater and an ejector, dropping cubes into a bin or drawer you open by hand, with no dispenser on the door.
Undercounter ice maker
A built-in residential ice maker that lives under a kitchen, bar or basement counter, making clear cubes or chewable nugget ice on its own cooling system, with a water line in and a gravity drain or a small drain pump out.
In Viking's own words
passed during the ice making (Er03)
Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Viking FNIU515D panel-ready nugget model with drain pump; the three lamps are ICE, NO WATER and DRAIN on the display panel.
Viking Er03 ice maker repair,
where we come out.
The same visit in every metro below: the code, the model number, and a diagnosis before any part is ordered.
All service areasTampa BayFL · 31 areas
Miami / South FloridaFL · 47 areas
New York MetroNY · 75 areas
HoustonTX · 36 areas
ChicagoIL · 50 areas
Los AngelesCA · 95 areas
San DiegoCA · 31 areas
Questions
about Er03.
Can I clear Er03 myself?
How can I tell Er03 from a full bin on my Viking nugget ice maker?
Why would the evaporator stay warm on a Viking nugget unit?
Is Er03 on a Viking the same as Er01?
Back to your everyday
Still showing Er03?
Book with the code or the blink pattern written exactly as the ice maker shows it, the full model number, and whether there is any water on the floor — when there is a code, that is where the diagnosis starts.