

Thermador induction range
showing F8
F8 with H or h on a Thermador induction range means a zone ran continuously for a long time without any control being touched, so the time limit shut it off.
Mon–Sat, 8am–8pm
- Mode, not a failure
- No repair needed
- Source: Thermador
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What F8
actually means.
F8 with H or h on a Thermador induction range means a zone ran continuously for a long time without any control being touched, so the time limit shut it off.
Thermador range display
What to do when F8 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
Touch any control element.
Shows up asRange Surface Element Not Heating
One coil or glass-top zone on an electric range stays cold, heats only weakly, or will not respond while the others work.
MakeThermador
A luxury BSH brand selling Pro Harmony and Pro Grand ranges in gas, dual-fuel and induction versions.
SourceThermador "Ranges - Error Codes" support page
Only Thermador's induction models show F8; the gas and dual-fuel ranges do not have an induction top.
Before you book,
in this order.
Each step comes from Thermador's own guidance for F8 on its ranges. Follow it to the end: the last card says whether this is a visit.
Touch any control element.
Set the zone again and keep cooking.
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
F8 is a safety feature, not a failure.
What you may
notice with it.
The range problems F8 tends to arrive with. Answer these at the range before anyone is booked.
All problems
Range Surface Element Not Heating
6 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.
Thermador
ranges.
A luxury BSH brand selling Pro Harmony and Pro Grand ranges in gas, dual-fuel and induction versions.
Thermador range repairMore Thermador codes
Mode, 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.
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.
Induction range
A glass top that heats the pan itself through copper coils and power boards, over an electric oven, with electronics doing almost all the work.
In Thermador's own words
The cooking zone has been operating continuously for an extended period of time without interaction.
Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Only Thermador's induction models show F8; the gas and dual-fuel ranges do not have an induction top.
Thermador F8 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 F8.
Can I clear F8 myself?
Why does my Thermador stop a stock pot with F8?
Is the H shown with F8 on my Thermador a separate problem?
Back to your everyday
Still showing F8?
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.