OvenRepair.center (844) 407-1890Mon–Sat, 8am–8pm Book a visit
A dial oven thermometer hangs from the middle rack of an open wall oven in a US home kitchen, with the thin temperature sensor probe visible on the back wall of the cavity.

Oven
Temperature Sensor and Calibration

Baking that comes out burnt or pale at the usual setting, traced to the sensor, its wiring or an oven that simply needs calibrating.

(844) 407-1890

Mon–Sat, 8am–8pm

  • Low cost band
  • 4 steps on the visit
  • 5 problems it answers

Book a visit

Three short steps, about a minute.

or call (844) 407-1890

What the oven temperature sensor and calibration
involves.

The oven temperature sensor is a thin metal probe that pokes through the back wall of the cavity and tells the control how hot the air is. Its resistance rises as the oven heats, and the control compares that reading with the temperature you set, switching the elements or the burner on and off to hold it. When the sensor drifts, the oven keeps a steady temperature that is steadily wrong, and recipes that always worked begin to burn or stay underdone. A sensor that fails outright usually brings up a code and stops the oven from heating. This service measures the sensor against a known chart, checks its plug and wiring for heat damage, and calibrates the control once the reading is right.

How the visit goes

What it usually costsLow · Temperature sensor or calibration

Calibration alone needs no part at all. A new sensor is inexpensive and quick to fit from inside the cavity on most wall ovens.

Answers 5 problemsOven Temperature Not Accurate

Oven Baking Unevenly · Oven Slow to Preheat · Oven Error Code · Oven Won't Turn Off

Comes up most onSingle wall oven

Double wall oven · Steam oven · Speed oven

Codes that lead hereC-20 · C-23 · F30 · F210

Dacor Modernist wall oven showing C-20.

Temperature sensor and calibration,
step by step.

Apply a calibration offset from the control's settings menu where needed and confirm the oven holds its temperature through another cycle.

01

Place a reliable test thermometer in the center of the cavity and record how far the oven drifts from its setting over a full cycle.

02

Measure the sensor's resistance at room temperature and compare it with the value the manufacturer publishes for the model.

03

Check the sensor's connector and wiring behind the rear wall for melted insulation or corrosion, and replace the sensor if it reads out of line.

04

Apply a calibration offset from the control's settings menu where needed and confirm the oven holds its temperature through another cycle.

The problems
it answers.

5 of them, from oven temperature not accurate to oven won't turn off.

All problems
A dial oven thermometer hanging from the middle rack inside a lit wall oven in a US home kitchen, its needle blurred, a loaf pan resting on the rack below. Most common

Oven Temperature Not Accurate

5 causes, cheapest first

Before you call

Tell us this when you book

  1. Whether food is coming out overdone, underdone or unevenly baked
  2. Roughly how far off you think the oven is, if you have checked it with a thermometer
  3. Any code the display has shown
  4. Whether you have already changed the temperature offset in the settings

It also answers

Low,
on the site's scale.

Calibration alone needs no part at all. A new sensor is inexpensive and quick to fit from inside the cavity on most wall ovens.

Read the full cost guide
RepairRelative cost
Door hinges, gasket or door glass
Bake or broil element
Gas igniter, safety valve or burner
Temperature sensor or calibration low
Cooling fan or thermal fuse
Convection fan motor, blade or ring element
Door lock motor and switches
Steam generator, pump or tank sensor
Control board or touch panel

Where it
comes up most.

Most bookings: Single wall oven, Double wall oven, Steam oven, Speed oven.

All oven types

Codes that lead here

All 30 codes that lead here

Often the same visit

A stainless single wall oven is set into a painted cabinet at chest height in a bright US home kitchen.

Single wall oven

 A stainless double wall oven fills a tall painted cabinet in a US home kitchen, with both doors closed and both oven lights on.

Double wall oven

 A built-in steam oven sits at eye level in a tall cabinet in a modern US home kitchen, its door open and a light haze of steam rising from a perforated tray of vegetables.

Steam oven

The makes
we see it on.

30 makes on this site, and the oven temperature sensor and calibration on any of them. Each mark opens that make's own page.

All 30 brands

Temperature sensor and calibration,
where we come out.

The kitchen, the climate and the building all change how the oven temperature sensor and calibration goes. These notes are about that, metro by metro.

All service areas

Tampa BayFL · 31 areas

Tampa Bay owners often notice a wall oven running hot or cool with a new recipe, and a calibration visit measures the cavity against the setting, checks the sensor's resistance and adjusts the offset where the control allows it.

OrlandoFL · 30 areas

In Orlando's builder-grade wall ovens, a temperature sensor that drifts is a frequent cause of uneven baking, and replacing it takes minutes once the probe is reached from inside the cavity.

Miami / South FloridaFL · 47 areas

Miami owners returning after months away sometimes find a wall oven reading wrong, and humid air at the sensor connector is one reason; the visit cleans the connection, tests the probe and checks the calibration.

New York MetroNY · 75 areas

New York bakers in small kitchens notice a few degrees of drift quickly, and a calibration visit confirms whether the sensor or the oven's offset setting is the cause before any part is replaced.

HoustonTX · 36 areas

A Houston double wall oven with one cavity baking faster than the other usually has a sensor drifting in that cavity, and the visit tests both probes so the two ovens agree with their settings again.

ChicagoIL · 50 areas

Chicagoland households that bake heavily through the winter holidays often call about a wall oven that overshoots, and the sensor and control are checked against a separate thermometer before anything is changed.

Los AngelesCA · 95 areas

A Los Angeles pro-style wall oven may carry two sensors, one for the cavity and one for the meat probe, and a calibration visit tests each so the display, the probe and the actual heat agree.

San DiegoCA · 31 areas

San Diego's mild climate means the kitchen itself rarely strains a wall oven, so a temperature complaint there usually traces to the sensor, the door seal or the calibration offset, each checked in turn.

San Francisco Bay AreaCA · 74 areas

Bay Area cooks who use steam and convection modes notice small temperature errors, and a calibration visit checks the sensor and each mode against the setting, since a combi oven can be right in one mode and off in another.

A parent and a child sliding a tray of cookies into an open wall oven together in a bright kitchen
For the heart of your home.

Questions about
the oven temperature sensor and calibration.

How do I check whether my oven runs hot or cold?
Put an oven thermometer on the middle rack, set a moderate bake temperature, and read it several times over half an hour after the preheat tone. Every oven swings above and below its setting as it cycles, so look at the average rather than a single reading.
Can I calibrate my oven myself?
On most modern wall ovens, yes. The settings menu has a temperature adjustment that shifts the oven up or down by a few degrees. If the oven is off by more than that setting can correct, or the error keeps changing, the sensor needs testing.
Can a bad sensor make the oven overheat?
Yes. A sensor that reads low tells the control the oven is still cool, and the elements keep heating. That is why a sensor code usually stops the oven, and why an oven that runs far too hot is switched off until it is checked.
Why is my oven fine for roasting but bad for baking?
Cakes and cookies show a temperature error that a roast hides. A small drift, a sensor that has bent toward the wall, or a door that lets heat escape can all be enough to spoil baking while roasting still seems normal.

Back to your everyday

Ready to book the oven temperature sensor and calibration?

Have these to hand: whether food is coming out overdone, underdone or unevenly baked, roughly how far off you think the oven is, if you have checked it with a thermometer, any code the display has shown, whether you have already changed the temperature offset in the settings.

Schedule a repair Call (844) 407-1890
(844) 407-1890 Schedule a repair