

AGA Elise or Mercury induction range
showing L
An L in the middle of the control display means the induction top has been locked by turning the two left-hand knobs counterclockwise together.
Mon–Sat, 8am–8pm
- Mode, not a failure
- No repair needed
- Source: AGA
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What L
actually means.
An L in the middle of the control display means the induction top has been locked by turning the two left-hand knobs counterclockwise together. The oven keeps working while the top is locked.
AGA range display
What to do when L 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
With all zones off, turn the two left-hand knobs counterclockwise together and hold until L disappears.
Shows up asRange Control Panel Not Responding
The touch keys or knobs on the range do nothing, only some keys work, the display is blank or frozen, or it beeps without starting.
MakeAGA
A British cooking name, owned by Middleby, that sells cast-iron heat-storage cookers and more conventional dual-fuel and induction ranges in the US.
SourceAGA Elise 36 Induction Owner's Guide
Elise and Mercury induction ranges; an A may flash while the lock is set, which the guide calls normal.
Before you book,
in this order.
Each step comes from AGA's own guidance for L on its ranges. Follow it to the end: the last card says whether this is a visit.
With all zones off, turn the two left-hand knobs counterclockwise together and hold until L disappears.
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
L is not a failure of the controls. The zones are refusing to start because they were locked on purpose.
What you may
notice with it.
The range problems L tends to arrive with. Answer these at the range before anyone is booked.
All problemsNo 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.
AGA
ranges.
A British cooking name, owned by Middleby, that sells cast-iron heat-storage cookers and more conventional dual-fuel and induction ranges in the US.
AGA range repairMore AGA codes
All 21 AGA codesMode, not a failure on other makes
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.
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 AGA's own words
To lock the cooktop, simultaneously turn the two left-hand cooktop controls counter-clockwise (Fig. 2.7) and hold until the L symbol appears
Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Elise and Mercury induction ranges; an A may flash while the lock is set, which the guide calls normal.
AGA L 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 L.
Can I clear L myself?
Why won't the zones on my AGA Elise switch on while the oven works?
Can the lock on my AGA Mercury be set while cooking?
Back to your everyday
Still showing L?
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.