What should I do first if E30 appears during cooking or a cycle?

In a chef line, a fish pan was in play before guests sat down; keep E30 with this range rating plate. E30 stays display text on this range; it is not a spare-part name.

Is it safe to ignore E30 if the range seems to continue working?

In a island, a fish pan was in play before guests sat down; keep E30 with this range rating plate. E30 stays display text on this range; it is not a spare-part name.

Can a restart permanently clear E30 on this range?

In a studio, a tea kettle was in play before guests sat down; keep E30 with this range rating plate. E30 stays display text on this range; it is not a spare-part name.

Is E30 enough information to order a part?

In a show kitchen, a roasting pan was in play before guests sat down; keep E30 with this range rating plate. E30 stays display text on this range; it is not a spare-part name.

La Cornue Range E30 Error Code

When E30 appears on a La Cornue range, the useful next step is documentation you can hand a technician. In a breakfast bar, a tea kettle was in play during a long braise; keep E30 with this range 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 E30

Appliance Range

Quick answer

La Cornue range / E30: what to record and when to stop using the appliance. In a butler pantry, a tea kettle was in play during a long braise; keep E30 with this range rating plate.

Model compatibility: La Cornue reuses codes across series and model years, so E30 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 E30 are reused. In a farmhouse, a roasting pan was in play during a long braise; keep E30 with this range rating plate. On this range, capture the display and the plate. Note whether a surface burner, the oven cavity, or both were in use. In a studio, a tea kettle was in play after a power blink; keep E30 with this range rating plate. In a rooftop kitchen, a roasting pan was in play mid-sear; keep E30 with this range rating plate. In a rental suite, a roasting pan was in play late on a weeknight; keep E30 with this range rating plate.

Signs

Symptoms you may notice

Write which knob or mode was selected when the control changed. In a pool house, a Dutch oven was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Say if the door was open, closed, or being used as a shelf. In a guest house, a Dutch oven was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Write which knob or mode was selected when the control changed. In a scullery, a fish pan was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Say if the door was open, closed, or being used as a shelf. In a outdoor kitchen, a fish pan was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Write which knob or mode was selected when the control changed. In a chef line, a tea kettle was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Why it happens

Possible causes

Write E30 exactly as the range showed it, including extra icons. In a tasting kitchen, a roasting pan was in play late on a weeknight; keep E30 with this range rating plate

Add the rating-plate model from this range. In a courtyard, a roasting pan was in play late on a weeknight; keep E30 with this range rating plate

Note whether a surface burner, the oven cavity, or both were in use. In a rooftop kitchen, a simmer plate was in play late on a weeknight; keep E30 with this range rating plate

In a ADU, a simmer plate was in play late on a weeknight; keep E30 with this range 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.

If it is safe, turn the knobs to off and leave the range to cool. In a butler pantry, a griddle bridge was in play mid-sear; keep E30 with this range rating plate

Do not keep striking a burner that will not light. In a farmhouse, a stockpot was in play mid-sear; keep E30 with this range rating plate

Confirm the control still shows the same characters after it cools. In a galley, a stockpot was in play mid-sear; keep E30 with this range 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 roasting pan was in play during a long braise; keep E30 with this range rating plate. Stop if you see flame where it does not belong, or a burner that will not shut 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 range through a program that immediately fails. Do not keep operating burners or oven modes if you smell gas. In a chef line, a stockpot was in play late on a weeknight; keep E30 with this range rating plate

Do not order a part from E30 without an on-site confirmation. In a island, a stockpot was in play late on a weeknight; keep E30 with this range rating plate

Do not scrape, paint over, or discard the rating plate. In a studio, a Dutch oven was in play after a power blink; keep E30 with this range rating plate

Get help

When to call a technician

Book a diagnosis

Do not wait through repeated failed cycles. If E30 keeps coming back on this range, schedule service with your notes. In a studio, a tea kettle was in play after a power blink; keep E30 with this range rating plate.

FAQ

Frequently asked questions

References

Sources & references

Display messages for a range belong in the booklet that shipped with the appliance. In a butler pantry, a fish pan was in play during a long braise; keep E30 with this range 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 Range E30 Error Code

Error code overview

What this code means

Symptoms you may notice

Write which knob or mode was selected when the control changed. In a pool house, a Dutch oven was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Say if the door was open, closed, or being used as a shelf. In a guest house, a Dutch oven was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Write which knob or mode was selected when the control changed. In a scullery, a fish pan was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Say if the door was open, closed, or being used as a shelf. In a outdoor kitchen, a fish pan was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Write which knob or mode was selected when the control changed. In a chef line, a tea kettle was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Possible causes

Write E30 exactly as the range showed it, including extra icons. In a tasting kitchen, a roasting pan was in play late on a weeknight; keep E30 with this range rating plate

Add the rating-plate model from this range. In a courtyard, a roasting pan was in play late on a weeknight; keep E30 with this range rating plate

Note whether a surface burner, the oven cavity, or both were in use. In a rooftop kitchen, a simmer plate was in play late on a weeknight; keep E30 with this range rating plate

In a ADU, a simmer plate was in play late on a weeknight; keep E30 with this range rating plate

Safe checks you can make

If it is safe, turn the knobs to off and leave the range to cool. In a butler pantry, a griddle bridge was in play mid-sear; keep E30 with this range rating plate

Do not keep striking a burner that will not light. In a farmhouse, a stockpot was in play mid-sear; keep E30 with this range rating plate

Confirm the control still shows the same characters after it cools. In a galley, a stockpot was in play mid-sear; keep E30 with this range rating plate

Important safety warning

Important safety warning.

What not to attempt

Do not keep running the range through a program that immediately fails. Do not keep operating burners or oven modes if you smell gas. In a chef line, a stockpot was in play late on a weeknight; keep E30 with this range rating plate

Do not order a part from E30 without an on-site confirmation. In a island, a stockpot was in play late on a weeknight; keep E30 with this range rating plate

Do not scrape, paint over, or discard the rating plate. In a studio, a Dutch oven was in play after a power blink; keep E30 with this range 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 Range E30 Error Code

Write which knob or mode was selected when the control changed. In a pool house, a Dutch oven was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Say if the door was open, closed, or being used as a shelf. In a guest house, a Dutch oven was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Write which knob or mode was selected when the control changed. In a scullery, a fish pan was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Say if the door was open, closed, or being used as a shelf. In a outdoor kitchen, a fish pan was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Write which knob or mode was selected when the control changed. In a chef line, a tea kettle was in play during a long braise; keep E30 with this range rating plate while E30 is on the range

Write E30 exactly as the range showed it, including extra icons. In a tasting kitchen, a roasting pan was in play late on a weeknight; keep E30 with this range rating plate

Add the rating-plate model from this range. In a courtyard, a roasting pan was in play late on a weeknight; keep E30 with this range rating plate

Note whether a surface burner, the oven cavity, or both were in use. In a rooftop kitchen, a simmer plate was in play late on a weeknight; keep E30 with this range rating plate

In a ADU, a simmer plate was in play late on a weeknight; keep E30 with this range rating plate

If it is safe, turn the knobs to off and leave the range to cool. In a butler pantry, a griddle bridge was in play mid-sear; keep E30 with this range rating plate

Do not keep striking a burner that will not light. In a farmhouse, a stockpot was in play mid-sear; keep E30 with this range rating plate

Confirm the control still shows the same characters after it cools. In a galley, a stockpot was in play mid-sear; keep E30 with this range rating plate

Important safety warning.

Do not keep running the range through a program that immediately fails. Do not keep operating burners or oven modes if you smell gas. In a chef line, a stockpot was in play late on a weeknight; keep E30 with this range rating plate

Do not order a part from E30 without an on-site confirmation. In a island, a stockpot was in play late on a weeknight; keep E30 with this range rating plate

Do not scrape, paint over, or discard the rating plate. In a studio, a Dutch oven was in play after a power blink; keep E30 with this range rating plate

Book a diagnosis

Seeing this code on your La Cornue appliance?

Range Repair

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01 What should I do first if E30 appears during cooking or a cycle?

02 Is it safe to ignore E30 if the range seems to continue working?

03 Can a restart permanently clear E30 on this range?

04 Is E30 enough information to order a part?

Ready to restore your La Cornue appliance?

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