

Samsung range
showing tESt
tESt, sometimes shown as tE5t, is Samsung's Demo mode for store displays.
Mon–Sat, 8am–8pm
- Mode, not a failure
- No repair needed
- Source: Samsung
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What tESt
actually means.
tESt, sometimes shown as tE5t, is Samsung's Demo mode for store displays. The oven and electric elements will not heat, although gas burners still light.
Samsung range display · also shown as tE5t
What to do when tESt shows on the rangeKind of codeMode, not a failure
Something the range was told to do, or a state it chose on purpose — a control lock, a Sabbath setting, a demo mode that lights the display but never heats, a pan warning on an induction zone. Nothing has worn out, and no part is needed.
Usually leads toNo repair
Look up the Demo mode steps for your model in the user manual and turn it off.
Shows up asRange Oven Not Heating
The burners or elements on top work, but the oven below stays cold, heats only a little, or never finishes preheating.
MakeSamsung
A Korean electronics group whose freestanding and slide-in ranges run on gas, electric and induction.
SourceSamsung support article "Samsung range or wall oven error codes"
Samsung's range code article; the exact menu path differs by model.
Before you book,
in this order.
Each step comes from Samsung's own guidance for tESt on its ranges. Follow it to the end: the last card says whether this is a visit.
Look up the Demo mode steps for your model in the user manual and turn it off.
If the setting is not in the menu or the code returns, book a visit.
Cleared?
The range was set right without a new part. If the same message comes back while a burner or the oven is in use, or the range cuts out again, treat it as a new problem and book it.
What not to do
tESt is a setting, not a failed heating part.
What you may
notice with it.
The range problems tESt tends to arrive with. Answer these at the range before anyone is booked.
All problems
Range Oven Not Heating
7 causes, cheapest first
No repair indicated
Nothing to repair.
Something the range was told to do, or a state it chose on purpose — a control lock, a Sabbath setting, a demo mode that lights the display but never heats, a pan warning on an induction zone. Nothing has worn out, and no part is needed.
Samsung
ranges.
A Korean electronics group whose freestanding and slide-in ranges run on gas, electric and induction.
Samsung range repairMore Samsung codes
All 15 Samsung codesMode, not a failure on other makes
Gas range
Open flames on top and a gas-fired oven below, all fed by one supply line behind the range and lit by igniters rather than a match.
Electric range
Coil elements or radiant elements under a smooth glass top, with an electric oven below, all running on a dedicated 240-volt circuit.
Dual-fuel range
Gas burners on top and an electric oven below, the combination most professional-style ranges use, needing both a gas line and a 240-volt circuit.
In Samsung's own words
The range is in Demo mode. The oven and cooktop will not heat. (Gas cooktops will still ignite.)
Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Samsung's range code article; the exact menu path differs by model.
Samsung tESt range 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 tESt.
Can I clear tESt myself?
Why do my Samsung gas burners light while the oven shows tESt and stays cold?
How did my Samsung range end up in tESt mode?
Back to your everyday
Still showing tESt?
Book with the code exactly as it appears, the full model number, and whether you notice any smell of gas or scorching — with a code, that is where the diagnosis begins.