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Error code reference

GE Cooktop Error Code E5

Internal electronic failure on filter board.

GE codesGE cooktop codes

Internal electronic failure on filter board.

First step from the service manual

Check AC coming to home >208 VAC. Replace filter board.

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

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  • Wiring diagram references and connector pinouts from the OEM service manual
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What E5 means on a GE cooktop

The E5 error code on a GE cooktop indicates an internal electronic failure detected within the filter board. The filter board is a dedicated power-conditioning component that sits between the incoming AC supply and the cooktop's main control electronics. It filters line noise, suppresses voltage transients, and helps regulate the quality of power delivered to sensitive control circuitry. When the cooktop's self-diagnostic system detects that the filter board is not functioning within acceptable parameters, it triggers E5 and typically locks out operation to prevent damage to downstream components.

The first diagnostic step is to verify that the incoming AC voltage to the home is above 208 VAC. GE induction and electric cooktops require a stable supply voltage within a specified range, and a low or fluctuating supply can cause the filter board to report a fault even when the board itself is not defective. Use a true RMS voltmeter to measure voltage at the wall receptacle or junction box under load conditions, not just at idle. Voltage sag during high-demand periods can trigger this code intermittently.

If the incoming voltage is confirmed at or above 208 VAC and the error persists, the filter board itself has failed and requires replacement. Internal component failures on the filter board, such as a failed capacitor, blown MOV (metal oxide varistor), or damaged trace, cannot be repaired at the component level in the field. The entire filter board assembly must be replaced. Power surges and sustained overvoltage or undervoltage conditions are the most common causes of premature filter board failure.

Source: manufacturer service documentation.

Common causes of E5

  1. 01

    Failed filter board

    Part replacement

    The filter board has experienced an internal component failure, such as a damaged capacitor or MOV, and is no longer functioning correctly. This is the most direct cause of E5 and requires replacing the entire filter board assembly.

  2. 02

    Low or unstable incoming AC voltage

    Wiring / connection

    If the supply voltage to the home drops below 208 VAC, the filter board may report a fault even if the board is physically intact. Measure voltage at the receptacle or junction box with a true RMS meter, ideally under load, to rule this out before replacing parts.

  3. 03

    Power surge or voltage spike damage

    Part replacement

    A sudden voltage spike from a lightning strike, utility switching event, or faulty appliance on the same circuit can damage the filter board's surge suppression components. Evidence of burn marks or a burning smell near the board would support this cause.

  4. 04

    Loose or corroded wiring connections to the filter board

    Wiring / connection

    Poor connections at the filter board's input or output terminals can cause intermittent voltage irregularities that the board interprets as an internal fault. Inspect all connectors and terminal connections for corrosion, looseness, or heat damage.

See the test procedure for each cause

Frequently asked questions about E5

What does E5 mean on a GE cooktop?
E5 indicates an internal electronic failure on the filter board of the cooktop. The filter board conditions incoming AC power before it reaches the main control electronics, and when the self-diagnostic system detects a failure in this component, it displays E5 and disables operation. The code may be caused by a defective filter board or by insufficient incoming AC voltage to the home.
Can I fix the E5 error on my GE cooktop myself?
The first step you can do yourself is verifying that your home's AC supply voltage is above 208 VAC using a voltmeter at the cooktop's receptacle or junction box. If voltage is adequate, the filter board needs to be replaced, which involves working inside the cooktop with line voltage present. This repair is best handled by a qualified technician unless you are comfortable with high-voltage appliance work.
Will resetting the cooktop clear the E5 error code?
A power reset, such as switching off the circuit breaker for 30 seconds and restoring power, may temporarily clear the display, but E5 will return if the underlying filter board failure or voltage problem is not corrected. The code is tied to a hardware fault, not a software glitch, so resetting alone is not a fix.
Is it safe to use my GE cooktop while it shows E5?
No. When E5 is active, the cooktop typically locks out cooking functions to protect both the user and the downstream electronics from potential damage caused by unfiltered or irregular power. Attempting to bypass or ignore this fault is not recommended. Leave the unit off until the filter board and supply voltage have been properly evaluated.
How much does it cost to repair an E5 error on a GE cooktop?
Repair costs depend on whether the issue is a voltage problem at the home, which may require an electrician and range from modest diagnostic fees to larger electrical repairs, or an actual filter board replacement. Filter board parts and professional labor combined typically fall in the range of $150 to $400 depending on the specific cooktop model and local labor rates.

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