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Error code reference

AEG Washer Error Code E93

Configuration error (indicated by LEDs

AEG codesAEG washer codes

Configuration error (indicated by LEDs: Vorwäsche, Spülen+, Ende, Überdosiert blinking with binary values 9 and 3).

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What E93 means on a AEG washer

E93 is a configuration error on AEG washing machines, meaning the machine's control board has detected a mismatch or corruption in its internal configuration data. This data tells the control system what model it is, which program options are available, and how hardware components should behave. When this data is missing, unreadable, or does not match expected parameters, the machine cannot safely operate and halts with this fault code.

The error is communicated through a specific LED blink pattern involving the Vorwäsche, Spülen+, Ende, and Überdosiert indicator lights, which display binary values of 9 and 3. This binary LED diagnostic method is characteristic of AEG's interface for flagging internal system faults that go beyond simple sensor or component failures. The combination of binary values 9 and 3 points specifically to a configuration register error rather than a mechanical or wiring fault.

The most common root cause is a corrupted or incorrectly programmed EEPROM chip on the main control board, which stores the machine's configuration profile. This can occur after a power surge, an interrupted firmware update, or a control board replacement where the replacement board has not been configured to match the specific machine model. In some cases, simply replacing the main PCB without transferring or reprogramming the correct configuration data will trigger E93 immediately on the next startup.

Source: manufacturer service documentation.

Common causes of E93

  1. 01

    Corrupted EEPROM on the main control board

    Part replacement

    The EEPROM chip stores the machine's model configuration data. A power surge or electrical event can corrupt this data, causing the board to fail its configuration check on startup.

  2. 02

    Incorrect or unconfigured replacement control board

    Wiring / connection

    If the main PCB was recently replaced, the new board may not have been programmed with the correct configuration profile for this specific machine model, immediately triggering E93.

  3. 03

    Interrupted firmware or configuration update

    Wiring / connection

    If a configuration or software update process was interrupted mid-cycle, for example due to a power outage, the stored configuration data can be left in an incomplete or invalid state.

  4. 04

    Main control board hardware failure

    Part replacement

    Physical damage or component failure on the main PCB beyond just the EEPROM can prevent the board from reading or validating its configuration data correctly.

See the test procedure for each cause

Frequently asked questions about E93

What does E93 mean on a AEG washer?
E93 indicates a configuration error on your AEG washing machine. The control board cannot read or validate its internal configuration data, which defines how the machine should operate. The fault is signaled by the Vorwäsche, Spülen+, Ende, and Überdosiert LEDs blinking in a pattern representing binary values 9 and 3. The machine will not run until the configuration issue is resolved.
Can I fix E93 myself or do I need a technician?
In most cases, resolving E93 requires a technician with the proper tools to reprogram or replace the main control board. If the error appeared after a power surge, a technician may be able to reprogram the EEPROM without replacing the entire board. DIY repair is generally not practical because reprogramming the board requires specialized equipment and the correct configuration file for your specific model.
Will resetting the washing machine clear the E93 error?
A basic power reset, such as unplugging the machine for a few minutes, is unlikely to clear E93 permanently. Because the error is caused by corrupted or missing configuration data stored on the control board, the fault will return on the next startup until the underlying data issue is corrected. A reset is worth attempting as a first step, but do not expect it to resolve the problem.
Is it safe to use my AEG washer while it shows E93?
No. The machine is designed to stop operating when E93 is detected because it cannot confirm it is configured correctly to run its programs safely. Attempting to force the machine to run in this state is not recommended, as unpredictable behavior could result.
How much does it cost to repair an AEG washer showing E93?
Repair costs vary depending on what is needed. If only the EEPROM needs reprogramming, costs may be in the range of a standard service call fee. If the main control board requires full replacement, parts and labor costs typically fall in the range of $150 to $400 or more depending on your location and the specific board required. Getting a diagnostic quote from a certified technician before committing to repairs is advisable.

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