mypros+
Error code reference

Electrolux Oven Error Code F30

Open RTD sensor probe/wiring problem

Electrolux codesElectrolux oven codes

Open RTD sensor probe/wiring problem: the Appliance Control Board sees the lower oven temperature probe as being an open circuit.

First step from the service manual

Check wiring in lower oven probe circuit for possible open or short condition.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

MyPros+ Max

Get the full diagnostic procedure for F30.

  • Step-by-step tests with expected resistance, voltage, and continuity values
  • Wiring diagram references and connector pinouts from the OEM service manual
  • Verified part numbers when replacement is required
Get the full procedure

$29/month · Cancel anytime · Or $9.95 3-day pass

What F30 means on a Electrolux oven

The F30 error code on an Electrolux oven indicates that the Appliance Control Board has detected an open circuit condition in the lower oven RTD (Resistance Temperature Detector) sensor probe circuit. An RTD sensor operates by changing its electrical resistance in proportion to temperature, and the control board continuously monitors this resistance to determine oven temperature. When the board detects an open circuit, it means the electrical path through the probe and its wiring is completely broken, preventing any valid resistance reading from being sent to the control board.

The most common causes of an open circuit in this circuit are a failed RTD probe, damaged wiring, or a loose or corroded connector between the probe and the control board. The probe itself can fail internally, breaking the resistive element inside the sensor body. Wiring that runs through the oven cavity or along the back panel is subject to heat cycling and physical stress, which can cause conductors to crack or break over time. Connectors at either end of the probe harness can also develop high-resistance or fully open conditions due to corrosion or a loose pin.

Diagnosing F30 begins with a visual and continuity inspection of the lower oven probe circuit. Check all wiring and connectors between the probe and the control board for visible damage, pinched wires, or dislodged terminals. If the wiring appears intact, the probe itself should be tested for continuity and proper resistance at room temperature. A properly functioning RTD probe will show a measurable resistance value rather than an open reading on a multimeter. If the probe tests open, it requires replacement.

Source: manufacturer service documentation.

Common causes of F30

  1. 01

    Failed RTD temperature probe

    Part replacement

    The lower oven RTD probe can fail internally, breaking the resistive element inside the sensor. Testing the probe with a multimeter will show an open circuit or no continuity rather than a measurable resistance value.

  2. 02

    Broken or damaged probe wiring

    Part replacement

    Wiring routed along the oven cavity or back panel is exposed to repeated heat cycling and physical stress, which can cause wire conductors to crack or break internally. A visual inspection along the full length of the harness and a continuity test will identify a broken conductor.

  3. 03

    Loose or corroded wiring connector

    Wiring / connection

    Connectors at the probe end or at the control board can develop loose pins or corrosion that interrupts the circuit. Inspect both connectors for discoloration, corrosion, or terminals that have backed out of the connector housing.

  4. 04

    Probe connector not fully seated at control board

    Wiring / connection

    A connector that has partially pulled away from the control board input will create an open circuit condition. Pressing the connector firmly back into its socket and checking for a secure fit can resolve this without any parts replacement.

See the test procedure for each cause

Frequently asked questions about F30

What does F30 mean on a Electrolux oven?
F30 means the Appliance Control Board is detecting an open circuit in the lower oven RTD temperature sensor probe circuit. The board cannot receive a valid resistance reading from the probe, which is required to monitor and regulate oven temperature. This is typically caused by a failed probe, broken wiring, or a faulty connector in the probe circuit.
Can I fix F30 on my Electrolux oven myself?
A knowledgeable DIYer can often diagnose and fix F30 by inspecting the probe wiring and connectors for visible damage and testing the probe with a multimeter for continuity. If the wiring and connectors check out, replacing the lower oven RTD probe is a relatively straightforward repair that involves disconnecting the probe, removing a mounting screw or two, and installing a new probe. If the control board itself is at fault, that repair is more complex and may warrant professional service.
Is it safe to use my Electrolux oven when F30 is displayed?
You should not attempt to use the oven while F30 is active. Because the control board cannot read the lower oven temperature, it cannot properly regulate heat, which creates a risk of overheating or unpredictable oven behavior. Discontinue use until the probe circuit issue is identified and repaired.
How much does it cost to repair an F30 error on an Electrolux oven?
If only the RTD probe needs replacement, parts typically range from $20 to $60 depending on the specific model, plus any labor costs if a technician performs the repair. If the wiring harness requires replacement, costs will be higher. A full control board replacement, if ultimately needed, can range from $150 to $350 or more for parts alone.
Will resetting my Electrolux oven clear the F30 error code?
Resetting the oven by disconnecting power for a few minutes may temporarily clear the F30 code, but it will return as soon as the control board checks the probe circuit again and finds the open condition. A reset does not fix the underlying wiring or sensor problem, so a proper diagnosis and repair of the probe circuit is necessary to resolve the error permanently.

Related Electrolux oven codes

All Electrolux oven codes
View all 186 Electrolux oven codes

78,000+ service manuals · 160,000+ error codes · 55+ brands

Get Started

$29/month · Cancel anytime · Or $9.95 3-day pass