A new green electronic control board for a range hood lying in an open plain brown parts box on a kitchen counter in a US home, a stainless range hood insert with its baffle filters removed out of focus above it, soft daylight.

Range Hood Control Board Repair

Testing and replacing the board behind a keypad or touch strip: the relays for each speed and the lights, the timers and the power supply.

(844) 398-3217

Mon–Sat, 8am–8pm

Moderate cost band
5 steps on the visit
5 problems it answers

Book a visit

Three short steps, about a minute.

or call (844) 398-3217

What the range hood control board repair
involves.

Any range hood with push keys, a touch strip, a filter reminder or a delay-off has a control board, usually tucked above the filters or behind the front rail. It takes the signals from the keys, closes a relay for each fan speed and one for the lights, counts the hours toward the next filter reminder and, on many models, reads the heat sensor that starts the fan by itself. Heat rising from the burners is its constant companion, and grease-laden steam finds its way into the housing. Boards fail in a few ways: a relay contact burns and a speed goes missing or will not switch off, a power-supply part dries out and the board resets or goes dark, or a surge after a storm takes out a component. Before a board is named, the keys, the harness, the fuse, the motor and the sensor are checked, since each of them can make a good board look bad. When the board itself has failed, it is replaced with the maker's current part, set up for the hood's options, and the hood is run through every function. If the heat or grease that killed it came from a clogged filter or a blocked damper, that cause is addressed on the same visit.

How the visit goes

What it usually costsModerate · Control board with its relays and power supply

The board is the dearest electronic part in most hoods, and one for an imported or premium liner can take time to arrive. Clearing the grease or heat that cooked the old one is part of the same job.

Answers 5 problemsRange Hood Buttons or Keypad Not Responding

Range Hood Fan Won't Turn Off · Range Hood Fan Stuck on One Speed · Reading a Range Hood Error Code or Blinking Light · Range Hood Lights Out or Flickering

Comes up most onRange hood insert

Island range hood · Wall-mount range hood · Under-cabinet range hood

Codes that lead hereCONNECT and 2 flashing · Two short beeps · Wi-Fi button flashing white · Ring flashes yellow and magenta

Bosch insert CONNECT and 2 flashing: Wi-Fi setup timed out.

Range hood control board repair,
step by step.

Run each speed, the lights, the delay-off and the reset of the filter reminder to show the board answers them all.

Run every function and read any code, blinking pattern or filter reminder, and note whether the board resets when the fan starts.

Test the keys, the harness, the fuse, the motor and the heat sensor, so none of them is mistaken for a failed board.

Cut the power, open the board housing, look for burned relays or heat marks and measure the supply voltages.

Fit the replacement board, set any options the hood needs, and deal with the heat or grease that damaged the old one.

Run each speed, the lights, the delay-off and the reset of the filter reminder to show the board answers them all.

The problems
it answers.

5 of them, from range hood buttons or keypad not responding to range hood lights out or flickering.

All problems

Close view of the front edge of a stainless wall-mount range hood with a slim glass touch control strip, a few abstract lit dots on it and a faint film of steam on the glass, the range hood's canopy filling the upper half of the frame.

Most common

Range Hood Buttons or Keypad Not Responding

6 causes, cheapest first

Before you call

Tell us this when you book

Whether a light blinks, a code shows or nothing at all happens when you press a key
Whether the hood stopped after a storm, a power cut or a breaker trip
Whether the fan runs on only some speeds, runs by itself or refuses to switch off
The maker and model from the plate inside the canopy, and roughly how old the hood is

It also answers

Moderate,
on the site's scale.

The board is the dearest electronic part in most hoods, and one for an imported or premium liner can take time to arrive. Clearing the grease or heat that cooked the old one is part of the same job.

Read the full cost guide

Repair	Relative cost
Blower motor, run capacitor, bearings or blower wheel
Rocker or slide switch, key panel, touch strip or wall keypad
Control board with its relays and power supply	moderate
Lamps, sockets, lens covers or the LED driver
Mesh or baffle filters, charcoal pads and the grease channel
Backdraft damper, duct joints or the outside cap flap
Rattles, hum and vibration: wheel balance, mounts, gaskets and screws
Downdraft lift motor, drive gears, limit switches or its blower
Heat sensor or thermostat disc and its lead

Where it
comes up most.

Most bookings: Range hood insert, Island range hood, Wall-mount range hood, Under-cabinet range hood.

All range hood types

Codes that lead here

All 9 codes that lead here

Often the same visit

A custom white plaster range hood with a curved front over a kitchen's burners in a US home, seen from slightly below so the stainless range hood insert with its baffle filters and two glowing lamps shows inside the plaster shell, steam rising into it, the range hood in the upper half of the frame, the cooking surface below cropped and out of focus.

Range hood insert

Island range hood

A stainless steel wall-mount chimney range hood fixed to a white subway tile wall in a US home kitchen, the range hood's rectangular chimney cover rising straight to the ceiling, soft steam rising from a pot into the canopy, the range hood filling the upper half of the frame, the cooking surface below cropped and out of focus at the bottom edge.

Wall-mount range hood

The makes
we see it on.

29 makes on this site, and the range hood control board repair on any of them. Each mark opens that make's own page.

All 29 brands

Range hood control board repair,
where we come out.

The kitchen, the climate and the building all change how the range hood control board repair goes. These notes are about that, metro by metro.

All service areas

Tampa BayFL · 31 areas

Lightning around Tampa Bay sends surges into kitchen wiring all summer, and a hood's control board is one of the parts they reach; a hood with a dark keypad, a working lamp and a silent fan after a storm is tested at the board.

OrlandoFL · 30 areas

Orlando's summer thunderstorms flicker the power several times an afternoon, and a hood's electronic board can come back confused, running the wrong speed or refusing commands; a reset at the breaker is tried before the board is replaced.

Miami / South FloridaFL · 47 areas

After a hurricane outage in South Florida, a range hood that stays silent when power returns has often lost its board to the restoration surge or to damp air in the closed apartment, and the repair replaces it and checks its connectors for salt.

New York MetroNY · 75 areas

Older New York buildings sag in voltage on hot summer evenings, and a hood's electronic control can reset itself or freeze under those dips; a board that has begun losing its settings is judged only after the kitchen circuit is measured under load.

HoustonTX · 36 areas

Beryl in July 2024 left much of Houston without power for days, and many range hoods came back with a board that no longer answered the keypad; the technician confirms the supply, then the board, then the keypad, in that order.

ChicagoIL · 50 areas

A Chicagoland hood's control board sits in the heat and grease that rise off the burners every winter night, and cracked solder or a scorched relay makes the fan stop mid-cook; the repair replaces the board and cleans the space around it.

Los AngelesCA · 95 areas

When Los Angeles power comes back after a fire-weather shutoff it often returns with a spike, and an island hood with electronic controls that stays dark afterward is checked at its power supply and board before the blower is suspected.

San DiegoCA · 31 areas

When San Diego fire weather brings a power shutoff, the spike at restoration reaches a hood's electronics, and a board that answers with random speeds or a blinking display is replaced once the circuit has been confirmed sound.

San Francisco Bay AreaCA · 74 areas

European hoods common in Bay Area remodels carry boards specific to one model, often with a remote or a sensor link, so the board is identified from the hood's rating plate before the visit, not guessed on site.

A family cooking together under a stainless range hood in a bright kitchen. — For the heart of your home.

Questions about
the range hood control board repair.

Can resetting the breaker fix a range hood board that has stopped responding?

It is worth one try. Switch the hood's breaker off for a full minute and back on; a board that locked up after a power blip often recovers. If it freezes again soon, or never recovers, the board or something feeding it is tested on a visit.

Why did the board fail when the hood is not very old?

The usual reasons are heat and grease. A hood run with packed filters, or left off while burners are on high, cooks the board from below, and grease vapor coats the parts. A power surge can also do it. The cause is checked so the new board does not meet the same end.

Is a replacement control board always available for a range hood?

For current models from most makers, yes, though some boards for premium or imported hoods take time to arrive. For hoods that are no longer made, the board may be out of production, and then you hear about the options, including a new hood, before anything is ordered.

Back to your everyday

Ready to book the range hood control board repair?

Have these to hand: whether a light blinks, a code shows or nothing at all happens when you press a key, whether the hood stopped after a storm, a power cut or a breaker trip, whether the fan runs on only some speeds, runs by itself or refuses to switch off, the maker and model from the plate inside the canopy, and roughly how old the hood is.

Schedule a repair Call (844) 398-3217