mypros+
Error code reference

Frigidaire Cooktop Error Code E6

Left Rear zone control defective key sensor.

Frigidaire codesFrigidaire cooktop codes

Left Rear zone control defective key sensor.

First step from the service manual

Replace left side cook zones touch control.

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 E6.

  • 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 E6 means on a Frigidaire cooktop

The E6 error code on a Frigidaire cooktop indicates a defective key sensor in the left rear zone control circuit. The touch control interface on induction and electric cooktops uses capacitive or resistive sensor technology to detect user input. When the control board detects an abnormal signal, a short, or a complete failure within the key sensor associated with the left rear cooking zone, it flags the E6 fault and may disable that zone or the entire cooktop to prevent unsafe operation.

The left side cook zones touch control is a dedicated panel that handles input detection for the burners on the left side of the cooktop. A defective key sensor typically means the sensor is registering a false press, stuck in an active state, or returning a signal that falls outside the expected parameters. This can be caused by physical damage to the touch surface, moisture or grease contamination beneath the glass or panel overlay, or an internal failure of the touch control board itself.

Because the sensor defect is located within the touch control assembly rather than in external wiring or a standalone component, the primary diagnostic action is replacement of the left side cook zones touch control board. Inspecting for visible contamination, cleaning the surface thoroughly, and performing a power cycle are reasonable preliminary checks, but if the fault persists after those steps, the touch control assembly requires replacement to restore proper operation.

Source: manufacturer service documentation.

Common causes of E6

  1. 01

    Failed touch control board

    Part replacement

    The internal circuitry of the left side touch control board can fail, causing the key sensor to return an invalid or out-of-range signal. This is the most likely cause and is addressed by replacing the touch control assembly.

  2. 02

    Moisture or liquid contamination

    Wiring / connection

    Spills, steam, or condensation that seep beneath the cooktop glass or touch panel can interfere with capacitive sensor readings, causing the board to detect a phantom key press or a stuck key condition.

  3. 03

    Grease or debris on the touch surface

    Wiring / connection

    Heavy grease buildup directly over the left rear zone sensor area can mimic a continuous key press, triggering the E6 fault. Thoroughly cleaning the surface and power cycling the unit can confirm or rule out this cause.

  4. 04

    Damaged touch panel overlay

    Part replacement

    Physical damage such as a crack or deep scratch over the sensor area can disrupt the sensing layer and produce a constant or erratic signal that the control board interprets as a defective key.

  5. 05

    Loose or corroded wiring harness connection

    Wiring / connection

    A poor connection between the touch control board and the main control board can cause signal errors that register as a sensor fault. Inspecting the harness connectors for corrosion or loose pins is a useful secondary check before replacing the board.

See the test procedure for each cause

Frequently asked questions about E6

What does E6 mean on a Frigidaire cooktop?
The E6 code indicates a defective key sensor in the left rear cooking zone touch control. The cooktop has detected that the sensor is failing, stuck, or returning an invalid signal. This fault points specifically to the left side cook zones touch control assembly as the source of the problem.
Can I fix the E6 error myself on a Frigidaire cooktop?
A knowledgeable DIYer can attempt some preliminary steps such as cleaning the touch surface, removing any liquid contamination, and performing a power reset by unplugging the unit for a few minutes. If those steps do not clear the fault, the left side cook zones touch control board will need to be replaced, which involves disassembling the cooktop and handling electrical components. If you are not comfortable working with appliance electronics, a qualified technician is recommended.
Is it safe to use my Frigidaire cooktop while the E6 code is displayed?
It is generally not advisable to continue using the cooktop while an E6 fault is active. A defective key sensor can cause the left rear zone to behave unpredictably, and the cooktop may disable itself or other zones as a safety precaution. Stop using the affected zone and address the fault before resuming normal cooking.
Will resetting my Frigidaire cooktop clear the E6 error?
A power reset by unplugging the cooktop or turning off the circuit breaker for a few minutes may temporarily clear the code if the fault was caused by a transient condition such as a brief moisture intrusion. However, if the touch control board has an internal hardware failure or the sensor is physically damaged, the E6 code will return and the touch control assembly will need to be replaced.
How much does it cost to repair an E6 error on a Frigidaire cooktop?
Repair costs vary depending on the specific model and whether you perform the repair yourself or hire a technician. The left side touch control board part alone typically ranges from around $50 to $150 or more depending on availability and the model involved. If you hire a professional appliance repair technician, total costs including labor generally fall in the range of $150 to $350. Getting a diagnostic estimate before authorizing repairs is always a good practice.

Related Frigidaire cooktop codes

All Frigidaire cooktop codes
View all 60 Frigidaire cooktop codes

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

Get Started

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