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Error code reference

Kenmore Range Error Code F2

Control has detected a problem with the communications link with the electronic surface element control…

Kenmore codesKenmore range codes

Control has detected a problem with the communications link with the electronic surface element control (ESEC).

First step from the service manual

Check the wiring between the controls. Replace the EOC and/or ESEC.

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

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What F2 means on a Kenmore range

The F2 error code on a Kenmore range indicates that the main Electronic Oven Control (EOC) has lost communication with the Electronic Surface Element Control (ESEC). These two control boards work together as a networked system: the EOC acts as the primary interface and the ESEC manages power distribution to the cooktop surface elements. When the data link between them is interrupted or returns invalid signals, the EOC triggers F2 to alert the user and halt normal operation.

This communication failure can stem from several sources. The most straightforward cause is a wiring issue between the two boards, such as a loose connector, a pinched wire harness, or a wire that has been damaged by heat exposure near the cooktop. Corrosion on connector terminals is also a common culprit, especially in ranges that have experienced moisture intrusion or heavy grease buildup over time. In some cases, one of the control boards itself has developed an internal fault that prevents it from participating in the communication link.

Diagnosing F2 requires a systematic approach. Start by inspecting all wiring and connectors running between the EOC and ESEC for visible damage, disconnected plugs, or corrosion. Reseat all connectors firmly before drawing conclusions about board failure. If the wiring checks out, either the EOC or the ESEC may need replacement. In some cases both boards are replaced together if the fault cannot be isolated to one unit.

Source: manufacturer service documentation.

Common causes of F2

  1. 01

    Loose or disconnected wiring connector

    Wiring / connection

    The harness connecting the EOC and ESEC can work loose over time due to vibration or movement. Inspect each connector on both boards and firmly reseat any that feel loose or show signs of partial disconnection.

  2. 02

    Damaged wire harness

    Part replacement

    Wires routed near cooktop heating elements can suffer insulation damage or breaks from heat exposure. Look for melted insulation, pinched wires, or visible breaks along the harness between the two control boards.

  3. 03

    Corroded connector terminals

    Wiring / connection

    Grease, moisture, or general oxidation can build up on the connector pins and interrupt the communication signal. Check terminal contacts for discoloration or residue and clean carefully if corrosion is present.

  4. 04

    Faulty ESEC board

    Part replacement

    The Electronic Surface Element Control can fail internally, causing it to drop off the communication link entirely. If wiring checks out, the ESEC is the more likely board to replace first since it manages the high-load surface elements.

  5. 05

    Faulty EOC board

    Part replacement

    The main Electronic Oven Control can also develop an internal fault that prevents it from maintaining the data link with the ESEC. If replacing the ESEC does not resolve the error, the EOC should be tested and replaced.

See the test procedure for each cause

Frequently asked questions about F2

What does F2 mean on a Kenmore range?
F2 means the main oven control board (EOC) has detected a failure in its communication link with the Electronic Surface Element Control (ESEC). These two boards must exchange data continuously to manage cooktop and oven functions. When that link breaks down, the range displays F2 and may restrict operation. The cause is typically a wiring fault or a failed control board.
Can I fix the F2 error code on my Kenmore range myself?
A confident DIYer can start by unplugging the range, locating the wiring harness between the EOC and ESEC, and checking for loose connectors or visible wire damage. Reseating connectors may resolve the issue without any parts. However, if the fault lies in one of the control boards, replacing those components requires comfort working with appliance electronics and correctly identifying the right parts for your model.
Is it safe to use my Kenmore range while it shows the F2 error?
It is not recommended to continue using the range while F2 is active. A communication failure between the control boards means the cooktop elements may not be properly supervised or controlled. This creates a potential safety risk. The range should be unplugged or the circuit breaker turned off until the issue is diagnosed and repaired.
How much does it cost to fix the F2 error on a Kenmore range?
Repair costs depend on what component is faulty. If only a wiring connector needs reseating or a short harness section needs replacement, costs are minimal. Replacing an ESEC or EOC board typically costs between $150 and $400 or more depending on the part price and whether professional labor is involved. Getting a diagnostic visit from a technician usually runs $75 to $150 before any parts costs.
Will resetting my Kenmore range clear the F2 error code?
Unplugging the range for a few minutes and restoring power may temporarily clear the F2 code, but it will return if the underlying communication problem has not been fixed. A reset does not repair damaged wiring or a faulty control board. If F2 comes back after a reset, a thorough inspection of the wiring and control boards is necessary.

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