- Power-reset the appliance once for at least 60 seconds.
- Check the basic user-accessible items linked to the fault such as filters, fitment, supply, or visible obstructions.
- Retest once and note exactly when the code returns.
One of the controls is pressed too long, or the controls are wet/dirty or covered. On the Gorenje HID654MC, this code relates to the range cooker and should be interpreted together with how the appliance is behaving right now.
- The range cooker displays ER03 instead of normal status information.
- The current cycle, function, or startup sequence may stop, pause, or behave differently than expected.
- The same code may return after a reset if the underlying issue is still present.
- The range cooker detected One of the controls is pressed too long, or the controls are wet/dirty or covered.
- The underlying cause may involve sensors, controls, wiring, moving parts, or appliance-specific hardware.
- Record the full code, appliance model, and the stage of operation when the fault appears.
- Think back to recent cleaning, moving, installation, software, or electrical changes before the issue began.
- If the code returns after the basic checks, the next step is usually a proper service diagnosis.
- Do not keep forcing resets or repeated cycles if the same code returns immediately.
Book service if ER03 returns after one proper reset and the basic safe checks, because the range cooker likely needs model-specific diagnosis.