Should I keep running this cooktop while E01 is on the control?

In a chef line, a tea kettle was in play while a kettle was coming up; keep E01 with this cooktop rating plate. E01 stays display text on this cooktop; it is not a spare-part name.

Does E01 name the same repair on every La Cornue cooktop?

In a island, a tea kettle was in play during a stir-fry; keep E01 with this cooktop rating plate. E01 stays display text on this cooktop; it is not a spare-part name.

What should I do first if E01 appears during cooking or a cycle?

In a studio, a plancha was in play after a boil-dry scare; keep E01 with this cooktop rating plate. E01 stays display text on this cooktop; it is not a spare-part name.

Is it safe to ignore E01 if the cooktop seems to continue working?

In a show kitchen, a wok ring was in play on a quiet morning; keep E01 with this cooktop rating plate. E01 stays display text on this cooktop; it is not a spare-part name.

La Cornue Cooktop E01 Error Code

When E01 appears on a La Cornue cooktop, the useful next step is documentation you can hand a technician. In a breakfast bar, a plancha was in play on a quiet morning; keep E01 with this cooktop rating plate.

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Reviewed by Elena Voss · Last reviewed September 5, 2026

Written by Elena Voss Published September 5, 2026 Technically reviewed September 5, 2026

Error code E01

Appliance Cooktop

Quick answer

La Cornue cooktop / E01: what to record and when to stop using the appliance. In a butler pantry, a plancha was in play while a kettle was coming up; keep E01 with this cooktop rating plate.

Model compatibility: La Cornue reuses codes across series and model years, so E01 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.

Plain language

What this code means

Short codes like E01 are reused. In a farmhouse, a wok ring was in play during a stir-fry; keep E01 with this cooktop rating plate. On this cooktop, capture the display and the plate. Note which zone was on and whether a pan was in place. In a studio, a plancha was in play on a quiet morning; keep E01 with this cooktop rating plate. In a rooftop kitchen, a wok ring was in play while a kettle was coming up; keep E01 with this cooktop rating plate. In a rental suite, a wok ring was in play during a stir-fry; keep E01 with this cooktop rating plate.

Signs

Symptoms you may notice

Write whether the cooktop was gas, induction, or another surface type if you know it. In a pool house, an empty grate was in play on a quiet morning; keep E01 with this cooktop rating plate while E01 is on the cooktop

Say whether the control locked or kept chirping after the message. In a guest house, an empty grate was in play while a kettle was coming up; keep E01 with this cooktop rating plate while E01 is on the cooktop

Write whether the cooktop was gas, induction, or another surface type if you know it. In a scullery, a tea kettle was in play during a stir-fry; keep E01 with this cooktop rating plate while E01 is on the cooktop

Say whether the control locked or kept chirping after the message. In a outdoor kitchen, a tea kettle was in play after a boil-dry scare; keep E01 with this cooktop rating plate while E01 is on the cooktop

Write whether the cooktop was gas, induction, or another surface type if you know it. In a chef line, a plancha was in play on a quiet morning; keep E01 with this cooktop rating plate while E01 is on the cooktop

Why it happens

Possible causes

Write E01 exactly as the cooktop showed it, including extra icons. In a tasting kitchen, a wok ring was in play after a boil-dry scare; keep E01 with this cooktop rating plate

Add the rating-plate model from this cooktop. In a courtyard, a wok ring was in play on a quiet morning; keep E01 with this cooktop rating plate

Note which zone was on and whether a pan was in place. In a rooftop kitchen, a simmer plate was in play on a quiet morning; keep E01 with this cooktop rating plate

In a ADU, a simmer plate was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Before you call

Safe checks you can make

These are simple, non-hazardous checks only. If anything is unclear, stop and contact a technician.

Turn every zone off and let glass or grates cool before you look closely. In a butler pantry, a grill press was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Do not flood the surface or pry at the control glass. In a farmhouse, a copper bowl was in play during a stir-fry; keep E01 with this cooktop rating plate

Photograph the display while the characters are still visible. In a galley, a copper bowl was in play after a boil-dry scare; keep E01 with this cooktop rating plate

Safety warning

Important safety warning

Important safety warning.

A burning smell or visible spark ends home checks immediately. In a pool house, a wok ring was in play on a quiet morning; keep E01 with this cooktop rating plate. Stop if a zone stays powered when every control is off. If you smell gas, do not operate switches; leave and contact the gas provider and a qualified technician. If you see smoke, sparks, or a burning smell, stop.

Please avoid

What not to attempt

Do not keep running the cooktop through a program that immediately fails. Do not keep operating burners or oven modes if you smell gas. In a chef line, a copper bowl was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Do not order a part from E01 without an on-site confirmation. In a island, a copper bowl was in play during a stir-fry; keep E01 with this cooktop rating plate

Do not scrape, paint over, or discard the rating plate. In a studio, an empty grate was in play after a boil-dry scare; keep E01 with this cooktop rating plate

Get help

When to call a technician

Book a diagnosis

Do not wait through repeated failed cycles. If E01 keeps coming back on this cooktop, schedule service with your notes. In a studio, a plancha was in play on a quiet morning; keep E01 with this cooktop rating plate.

FAQ

Frequently asked questions

References

Sources & references

Display messages for a cooktop belong in the booklet that shipped with the appliance. In a butler pantry, a tea kettle was in play while a kettle was coming up; keep E01 with this cooktop rating plate.

About the author

Elena Voss

Independent content specialist

Elena Voss is the content specialist behind La Cornue appliance service guides. Elena researches common La Cornue appliance faults, translates technical service information into plain language, and works…

Areas of expertise

Château® ranges
CornuFé® ranges
Château® ranges
Ventilation hoods
Ovens & cooktops
Error-code diagnostics

Editorial responsibilities

Writes appliance guides and error-code explanations, coordinates technical review with experienced technicians, and updates content when guidance or products change.

Profile last reviewed September 5, 2026

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La Cornue Cooktop E01 Error Code

Error code overview

What this code means

Symptoms you may notice

Write whether the cooktop was gas, induction, or another surface type if you know it. In a pool house, an empty grate was in play on a quiet morning; keep E01 with this cooktop rating plate while E01 is on the cooktop

Say whether the control locked or kept chirping after the message. In a guest house, an empty grate was in play while a kettle was coming up; keep E01 with this cooktop rating plate while E01 is on the cooktop

Write whether the cooktop was gas, induction, or another surface type if you know it. In a scullery, a tea kettle was in play during a stir-fry; keep E01 with this cooktop rating plate while E01 is on the cooktop

Say whether the control locked or kept chirping after the message. In a outdoor kitchen, a tea kettle was in play after a boil-dry scare; keep E01 with this cooktop rating plate while E01 is on the cooktop

Write whether the cooktop was gas, induction, or another surface type if you know it. In a chef line, a plancha was in play on a quiet morning; keep E01 with this cooktop rating plate while E01 is on the cooktop

Possible causes

Write E01 exactly as the cooktop showed it, including extra icons. In a tasting kitchen, a wok ring was in play after a boil-dry scare; keep E01 with this cooktop rating plate

Add the rating-plate model from this cooktop. In a courtyard, a wok ring was in play on a quiet morning; keep E01 with this cooktop rating plate

Note which zone was on and whether a pan was in place. In a rooftop kitchen, a simmer plate was in play on a quiet morning; keep E01 with this cooktop rating plate

In a ADU, a simmer plate was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Safe checks you can make

Turn every zone off and let glass or grates cool before you look closely. In a butler pantry, a grill press was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Do not flood the surface or pry at the control glass. In a farmhouse, a copper bowl was in play during a stir-fry; keep E01 with this cooktop rating plate

Photograph the display while the characters are still visible. In a galley, a copper bowl was in play after a boil-dry scare; keep E01 with this cooktop rating plate

Important safety warning

Important safety warning.

What not to attempt

Do not keep running the cooktop through a program that immediately fails. Do not keep operating burners or oven modes if you smell gas. In a chef line, a copper bowl was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Do not order a part from E01 without an on-site confirmation. In a island, a copper bowl was in play during a stir-fry; keep E01 with this cooktop rating plate

Do not scrape, paint over, or discard the rating plate. In a studio, an empty grate was in play after a boil-dry scare; keep E01 with this cooktop rating plate

When to call a technician

Book a diagnosis

Seeing this code on your La Cornue appliance?

Frequently asked questions

Sources & references

Ready to restore your La Cornue appliance?

Tell us what’s wrong — we’ll take it from there

La Cornue Cooktop E01 Error Code

Write whether the cooktop was gas, induction, or another surface type if you know it. In a pool house, an empty grate was in play on a quiet morning; keep E01 with this cooktop rating plate while E01 is on the cooktop

Say whether the control locked or kept chirping after the message. In a guest house, an empty grate was in play while a kettle was coming up; keep E01 with this cooktop rating plate while E01 is on the cooktop

Write whether the cooktop was gas, induction, or another surface type if you know it. In a scullery, a tea kettle was in play during a stir-fry; keep E01 with this cooktop rating plate while E01 is on the cooktop

Say whether the control locked or kept chirping after the message. In a outdoor kitchen, a tea kettle was in play after a boil-dry scare; keep E01 with this cooktop rating plate while E01 is on the cooktop

Write whether the cooktop was gas, induction, or another surface type if you know it. In a chef line, a plancha was in play on a quiet morning; keep E01 with this cooktop rating plate while E01 is on the cooktop

Write E01 exactly as the cooktop showed it, including extra icons. In a tasting kitchen, a wok ring was in play after a boil-dry scare; keep E01 with this cooktop rating plate

Add the rating-plate model from this cooktop. In a courtyard, a wok ring was in play on a quiet morning; keep E01 with this cooktop rating plate

Note which zone was on and whether a pan was in place. In a rooftop kitchen, a simmer plate was in play on a quiet morning; keep E01 with this cooktop rating plate

In a ADU, a simmer plate was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Turn every zone off and let glass or grates cool before you look closely. In a butler pantry, a grill press was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Do not flood the surface or pry at the control glass. In a farmhouse, a copper bowl was in play during a stir-fry; keep E01 with this cooktop rating plate

Photograph the display while the characters are still visible. In a galley, a copper bowl was in play after a boil-dry scare; keep E01 with this cooktop rating plate

Important safety warning.

Do not keep running the cooktop through a program that immediately fails. Do not keep operating burners or oven modes if you smell gas. In a chef line, a copper bowl was in play while a kettle was coming up; keep E01 with this cooktop rating plate

Do not order a part from E01 without an on-site confirmation. In a island, a copper bowl was in play during a stir-fry; keep E01 with this cooktop rating plate

Do not scrape, paint over, or discard the rating plate. In a studio, an empty grate was in play after a boil-dry scare; keep E01 with this cooktop rating plate

Book a diagnosis

Seeing this code on your La Cornue appliance?

Cooktop Repair

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La Cornue Cooktop E04 Error Code

01 Should I keep running this cooktop while E01 is on the control?

02 Does E01 name the same repair on every La Cornue cooktop?

03 What should I do first if E01 appears during cooking or a cycle?

04 Is it safe to ignore E01 if the cooktop seems to continue working?

Ready to restore your La Cornue appliance?

Tell us what’s wrong — we’ll take it from there