Can a restart permanently clear F15 on this dishwasher?

In a rooftop kitchen, a crumpled foil ball was in play after a rinse; keep F15 with this dishwasher rating plate. F15 stays display text on this dishwasher; it is not a spare-part name.

La Cornue Dishwasher F15 Error Code

Q: What should I do first if F15 appears during cooking or a cycle?

In a tasting kitchen, a silverware basket was in play when the door was just latched; keep F15 with this dishwasher rating plate. F15 stays display text on this dishwasher; it is not a spare-part name.

Q: Is it safe to ignore F15 if the dishwasher seems to continue working?

In a courtyard, a silverware basket was in play when the door was just latched; keep F15 with this dishwasher rating plate. F15 stays display text on this dishwasher; it is not a spare-part name.

When F15 appears on a La Cornue dishwasher, the useful next step is documentation you can hand a technician. In a ADU, a bottom rack was in play late after dinner; keep F15 with this dishwasher rating plate.

Book a Repair (310) 570-2050

Reviewed by Elena Voss · Last reviewed September 5, 2026

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

Error code F15

Appliance Dishwasher

Quick answer

La Cornue dishwasher / F15: what to record and when to stop using the appliance. In a pool house, a detergent cup was in play late after dinner; keep F15 with this dishwasher rating plate.

Model compatibility: La Cornue reuses codes across series and model years, so F15 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 F15 are reused. In a guest house, a detergent cup was in play late after dinner; keep F15 with this dishwasher rating plate. On this dishwasher, capture the display and the plate. Note wash, drain, dry, or a pause if the cycle language is visible. In a rental suite, a detergent cup was in play mid-cycle; keep F15 with this dishwasher rating plate. In a studio, a crumpled foil ball was in play mid-cycle; keep F15 with this dishwasher rating plate. In a rooftop kitchen, a bottom rack was in play after a rinse; keep F15 with this dishwasher rating plate.

Signs

Symptoms you may notice

Record whether the door was latched and whether you heard water moving. In a butler pantry, a detergent cup was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Say whether the message appeared at start, mid-cycle, or after a restart. In a farmhouse, a silverware basket was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Record whether the door was latched and whether you heard water moving. In a galley, a silverware basket was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Say whether the message appeared at start, mid-cycle, or after a restart. In a basement kitchenette, a crumpled foil ball was in play mid-cycle; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Why it happens

Possible causes

Write F15 exactly as the dishwasher showed it, including extra icons. In a pool cabana, a silverware basket was in play late after dinner; keep F15 with this dishwasher rating plate

Add the rating-plate model from this dishwasher. In a mudroom kitchen, a crumpled foil ball was in play when the door was just latched; keep F15 with this dishwasher rating plate

Note wash, drain, dry, or a pause if the cycle language is visible. In a rental suite, a crumpled foil ball was in play when the door was just latched; keep F15 with this dishwasher rating plate

In a breakfast bar, a glass on the tines was in play when the door was just latched; keep F15 with this dishwasher 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.

Cancel the cycle from the normal control if the booklet shows how. In a terrace, a bottom rack was in play late after dinner; keep F15 with this dishwasher rating plate

Do not scoop water with metal tools near wiring. In a in-law kitchen, a detergent cup was in play late after dinner; keep F15 with this dishwasher rating plate

Photograph the display and write the cycle name if one is shown. In a penthouse, a detergent cup was in play late after dinner; keep F15 with this dishwasher rating plate

Safety warning

Important safety warning

Important safety warning.

If the outlet is wet, skip unplugging and isolate power another safe way or wait for help. In a terrace, a detergent cup was in play after a rinse; keep F15 with this dishwasher rating plate. Do not keep repeating a cycle that immediately fails. If water is near electrical parts, do not keep using the appliance. If you see smoke, sparks, or a burning smell, stop.

Please avoid

What not to attempt

Do not scrape, paint over, or discard the rating plate. Do not keep running water-using programs if liquid is at the outlet. In a pool cabana, a crumpled foil ball was in play mid-cycle; keep F15 with this dishwasher rating plate

Do not force a locked door or a jammed control while the dishwasher is hot. In a mudroom kitchen, a glass on the tines was in play mid-cycle; keep F15 with this dishwasher rating plate

Do not open internal panels or touch high-voltage terminals. In a rental suite, a glass on the tines was in play mid-cycle; keep F15 with this dishwasher rating plate

Get help

When to call a technician

Book a diagnosis

A diagnosis visit is the right next step if F15 persists, if you cannot safely reach the outlet, or if the dishwasher behaves differently after the message. In a rental suite, a detergent cup was in play mid-cycle; keep F15 with this dishwasher rating plate.

FAQ

Frequently asked questions

References

Sources & references

Display messages for a dishwasher belong in the booklet that shipped with the appliance. In a pool house, a bottom rack was in play late after dinner; keep F15 with this dishwasher 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 Dishwasher F15 Error Code

Error code overview

What this code means

Symptoms you may notice

Record whether the door was latched and whether you heard water moving. In a butler pantry, a detergent cup was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Say whether the message appeared at start, mid-cycle, or after a restart. In a farmhouse, a silverware basket was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Record whether the door was latched and whether you heard water moving. In a galley, a silverware basket was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Say whether the message appeared at start, mid-cycle, or after a restart. In a basement kitchenette, a crumpled foil ball was in play mid-cycle; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Possible causes

Write F15 exactly as the dishwasher showed it, including extra icons. In a pool cabana, a silverware basket was in play late after dinner; keep F15 with this dishwasher rating plate

Add the rating-plate model from this dishwasher. In a mudroom kitchen, a crumpled foil ball was in play when the door was just latched; keep F15 with this dishwasher rating plate

Note wash, drain, dry, or a pause if the cycle language is visible. In a rental suite, a crumpled foil ball was in play when the door was just latched; keep F15 with this dishwasher rating plate

In a breakfast bar, a glass on the tines was in play when the door was just latched; keep F15 with this dishwasher rating plate

Safe checks you can make

Cancel the cycle from the normal control if the booklet shows how. In a terrace, a bottom rack was in play late after dinner; keep F15 with this dishwasher rating plate

Do not scoop water with metal tools near wiring. In a in-law kitchen, a detergent cup was in play late after dinner; keep F15 with this dishwasher rating plate

Photograph the display and write the cycle name if one is shown. In a penthouse, a detergent cup was in play late after dinner; keep F15 with this dishwasher rating plate

Important safety warning

Important safety warning.

What not to attempt

Do not scrape, paint over, or discard the rating plate. Do not keep running water-using programs if liquid is at the outlet. In a pool cabana, a crumpled foil ball was in play mid-cycle; keep F15 with this dishwasher rating plate

Do not force a locked door or a jammed control while the dishwasher is hot. In a mudroom kitchen, a glass on the tines was in play mid-cycle; keep F15 with this dishwasher rating plate

Do not open internal panels or touch high-voltage terminals. In a rental suite, a glass on the tines was in play mid-cycle; keep F15 with this dishwasher 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 Dishwasher F15 Error Code

Record whether the door was latched and whether you heard water moving. In a butler pantry, a detergent cup was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Say whether the message appeared at start, mid-cycle, or after a restart. In a farmhouse, a silverware basket was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Record whether the door was latched and whether you heard water moving. In a galley, a silverware basket was in play after a rinse; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Say whether the message appeared at start, mid-cycle, or after a restart. In a basement kitchenette, a crumpled foil ball was in play mid-cycle; keep F15 with this dishwasher rating plate while F15 is on the dishwasher

Write F15 exactly as the dishwasher showed it, including extra icons. In a pool cabana, a silverware basket was in play late after dinner; keep F15 with this dishwasher rating plate

Add the rating-plate model from this dishwasher. In a mudroom kitchen, a crumpled foil ball was in play when the door was just latched; keep F15 with this dishwasher rating plate

Note wash, drain, dry, or a pause if the cycle language is visible. In a rental suite, a crumpled foil ball was in play when the door was just latched; keep F15 with this dishwasher rating plate

In a breakfast bar, a glass on the tines was in play when the door was just latched; keep F15 with this dishwasher rating plate

Cancel the cycle from the normal control if the booklet shows how. In a terrace, a bottom rack was in play late after dinner; keep F15 with this dishwasher rating plate

Do not scoop water with metal tools near wiring. In a in-law kitchen, a detergent cup was in play late after dinner; keep F15 with this dishwasher rating plate

Photograph the display and write the cycle name if one is shown. In a penthouse, a detergent cup was in play late after dinner; keep F15 with this dishwasher rating plate

Important safety warning.

Do not scrape, paint over, or discard the rating plate. Do not keep running water-using programs if liquid is at the outlet. In a pool cabana, a crumpled foil ball was in play mid-cycle; keep F15 with this dishwasher rating plate

Do not force a locked door or a jammed control while the dishwasher is hot. In a mudroom kitchen, a glass on the tines was in play mid-cycle; keep F15 with this dishwasher rating plate

Do not open internal panels or touch high-voltage terminals. In a rental suite, a glass on the tines was in play mid-cycle; keep F15 with this dishwasher rating plate

Book a diagnosis

Seeing this code on your La Cornue appliance?

La Cornue Dishwasher F16 Error Code

La Cornue Dishwasher E01 Error Code

La Cornue Dishwasher E02 Error Code

01 What should I do first if F15 appears during cooking or a cycle?

02 Is it safe to ignore F15 if the dishwasher seems to continue working?

03 Can a restart permanently clear F15 on this dishwasher?

Ready to restore your La Cornue appliance?

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