

Viking refrigerator
showing E4
On Viking undercounter refrigerated drawers, E4 means the display thermistor, sensor A, is reading outside its normal range.
Mon–Sat, 8am–8pm
- Sensor circuit
- Controls and sensors
- Source: Viking
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What E4
actually means.
On Viking undercounter refrigerated drawers, E4 means the display thermistor, sensor A, is reading outside its normal range. It is the sensor behind the temperature the drawer shows you. Viking says a power line fluctuation can bring the code up once without anything being wrong.
Viking refrigerator display
What to do when E4 shows on the refrigeratorKind of codeSensor circuit
A temperature sensor reading outside its range, or the wiring to it. The reading is confirmed with a meter before any part is ordered.
Usually leads toControls and sensors
A refrigerator cools to what it believes the temperature is, and a sensor reading wrong is obeyed perfectly.
Shows up asRefrigerator Freezing Food
Lettuce frozen solid and milk with ice in it, in a compartment that is not supposed to freeze.
MakeViking
Professional-style built-in and undercounter refrigeration in heavy stainless.
SourceViking Use/Installation Guide F20411G: Undercounter/Freestanding Refrigerated Drawer (vikingrange.com PDF)
Viking undercounter/freestanding refrigerated drawers covered by guide F20411G.
Before you book,
in this order.
Each step comes from Viking's own guidance for E4 on its refrigerators. Follow it to the end: the last card says whether this is a visit.
Clear it once: hold SET and press ON/OFF four times.
Check whether E4 comes back.
If it does, arrange service through your dealer or Viking Customer Service and quote E4 (sensor A).
What not to do
It is not the evaporator sensor. That is sensor B, and it shows as E3.
What you may
notice with it.
The refrigerator problems E4 tends to arrive with. Answer these at the refrigerator before anyone is booked.
All problems
Refrigerator Freezing Food
5 causes, cheapest first
Where E4 usually leads
Controls and sensors.
Read these
before the visit.
Short guides that make the call quicker and the diagnosis cheaper.
All guidesViking
refrigerators.
Professional-style built-in and undercounter refrigeration in heavy stainless.
Viking refrigerator repairMore Viking codes
Sensor circuit on other makes
Built-in refrigerator
Flush with the cabinets, serviced from the front, and almost always repaired rather than replaced.
Refrigerator column
Separate refrigerator and freezer towers, each with its own sealed system — so a failure stays on one side.
Side-by-side refrigerator
Full-height freezer beside full-height fresh food, with the ice maker and dispenser built into the freezer door.
In Viking's own words
E4 Display thermistor “sensor A” fault, (out-of-range).
Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Viking undercounter/freestanding refrigerated drawers covered by guide F20411G.
Viking E4 refrigerator 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 E4.
Can I clear E4 myself?
Why does the temperature on my Viking drawer look wrong with E4 showing?
Can a power blip cause E4 on a Viking undercounter drawer?
Back to your everyday
Still showing E4?
Book with the exact characters, the full model number, and whether it is still cooling — on a code, that is the whole starting point.