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Error code reference

GE Dishwasher Error Code Lock

Always illuminated when Error Code Display Mode is active; indicates Consumer Error Mode is engaged.

GE codesGE dishwasher codes

Always illuminated when Error Code Display Mode is active; indicates Consumer Error Mode is engaged.

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What Lock means on a GE dishwasher

On GE dishwashers, the "Lock" indicator is a status display element that appears within the Error Code Display Mode rather than a standalone fault condition. When the control board enters Error Code Display Mode, the Lock indicator illuminates consistently as a fixed marker, signaling that the unit is actively operating in Consumer Error Mode. This mode is a diagnostic state built into the control system that allows stored error information to be surfaced and read from the control panel without requiring external diagnostic equipment.

Consumer Error Mode is distinct from a normal operational error. It is a deliberate diagnostic engagement, meaning the dishwasher's control board has been placed into a state where fault codes and status indicators are presented to the user or technician for review. The Lock light being on is expected and intentional during this mode. It does not indicate a mechanical failure of a door latch or control lock button on its own. The illumination is tied directly to the logic of the display mode being active.

Understanding this distinction is important during diagnosis. If a technician or homeowner sees the Lock indicator lit and the dishwasher is not running normally, the priority is to determine whether the unit has been placed into Error Code Display Mode intentionally or if the control board has entered this state unexpectedly. Exiting the mode through the appropriate button sequence on the control panel should extinguish the Lock indicator and return the unit to normal standby or operational status.

Source: manufacturer service documentation.

Common causes of Lock

  1. 01

    Error Code Display Mode Actively Engaged

    Wiring / connection

    The most common reason the Lock indicator is lit is that the dishwasher has been placed into Error Code Display Mode, either intentionally by a technician or accidentally by a button sequence pressed by the user. Exiting this mode will turn off the Lock indicator.

  2. 02

    Unintentional Button Combination Activated

    Wiring / connection

    Certain button sequences on the control panel can trigger Consumer Error Mode without the user intending to enter diagnostics. Reviewing the control panel inputs and performing the correct exit sequence should resolve the display.

  3. 03

    Control Board Entered Diagnostic State After a Fault

    Wiring / connection

    If the dishwasher experienced a prior fault condition, the control board may have logged the error and remained in or returned to Error Code Display Mode. Checking for any additional error codes displayed alongside the Lock indicator can clarify whether an underlying fault also needs to be addressed.

  4. 04

    Control Board Malfunction Causing Persistent Mode Activation

    Part replacement

    In rare cases, a faulty control board may incorrectly hold the unit in Consumer Error Mode even after the correct exit sequence is performed. If the Lock indicator cannot be cleared through normal panel operation, the control board may need inspection or replacement.

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Frequently asked questions about Lock

What does Lock mean on a GE dishwasher?
On a GE dishwasher, the Lock indicator light is always illuminated when the unit is in Error Code Display Mode, which is also called Consumer Error Mode. This is a built-in diagnostic state and the Lock light in this context is a status marker, not a sign of a broken door latch. Exiting the diagnostic mode through the control panel will turn off the Lock indicator.
How do I fix the Lock indicator on my GE dishwasher?
Because the Lock indicator reflects that Consumer Error Mode is active, the fix involves exiting that mode using the appropriate control panel button sequence for your specific GE model. Once the mode is exited, the Lock light should turn off. If it remains lit after attempting to exit the mode, check whether another error code is also being displayed and address that underlying fault.
Is it safe to use my GE dishwasher when the Lock indicator is on?
When the Lock light is on due to Error Code Display Mode being active, the dishwasher is in a diagnostic state and is not intended to run a normal wash cycle. You should exit the diagnostic mode before attempting to operate the appliance. The Lock indicator in this context does not indicate a physical hazard, but the unit should be returned to normal mode before use.
Will resetting my GE dishwasher clear the Lock indicator?
A power reset by disconnecting the dishwasher from power for several minutes may clear the Consumer Error Mode and turn off the Lock indicator. However, if the control board re-enters the diagnostic state after power is restored, there may be an underlying stored fault code or a control board issue that needs further diagnosis.
How much does it cost to repair a GE dishwasher showing the Lock indicator?
In most cases, the Lock indicator clears without any parts replacement once the correct button sequence is used to exit Error Code Display Mode, so the cost may be nothing beyond a service call fee if a technician is needed. If the issue points to a faulty control board that cannot exit diagnostic mode, control board replacement on a GE dishwasher typically costs between $150 and $400 depending on the model and labor rates in your area.

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