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Error code reference

Electrolux Oven Error Code Urt2

The RTC stopped flag is active even after the power on recovery procedure

The RTC stopped flag is active even after the power on recovery procedure - stops machine. Internal clock permanently locked.

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What Urt2 means on a Electrolux oven

The Urt2 error code on an Electrolux oven indicates a critical fault within the Real-Time Clock (RTC) circuit on the main control board. Specifically, the RTC's "stopped" flag remains active even after the oven completes its standard power-on recovery procedure. Under normal operation, the RTC is responsible for maintaining accurate time, scheduling bake and delay-start functions, and coordinating timed control sequences. When this flag cannot be cleared during power recovery, the control system interprets the clock as permanently locked, and the oven halts all operation to prevent undefined behavior in time-dependent cooking cycles.

The root cause of this fault is almost always internal to the main control board itself. The RTC is typically integrated into the board's microcontroller or exists as a dedicated clock IC with its own crystal oscillator and backup power supply, often a small capacitor or battery cell. A failure in any of these components, including the oscillator crystal, the RTC chip itself, or the backup power circuit, can cause the stopped flag to latch and become unresolvable through a normal soft reset. Firmware corruption that prevents the recovery routine from executing correctly can also trigger this condition.

Because the oven stops operation entirely when Urt2 is active, no cooking functions will be available until the fault is resolved. Power cycling the unit may temporarily clear the error in rare cases, but if the RTC hardware is genuinely failed, the code will return promptly. Resolving this fault typically requires diagnosis and replacement of the main control board, as the RTC components are soldered directly to the board and are not individually serviceable in most field repair scenarios.

Source: manufacturer service documentation.

Common causes of Urt2

  1. 01

    Failed RTC chip or oscillator crystal on the control board

    Part replacement

    The Real-Time Clock IC or its associated crystal oscillator has failed, preventing the clock from running. This is the most likely cause when the stopped flag cannot be cleared even after power is restored.

  2. 02

    Depleted or failed RTC backup power supply

    Part replacement

    Many RTC circuits use a small capacitor or coin-cell battery to maintain clock state during power outages. If this backup power source has failed, the RTC may lose its state and lock on every power cycle.

  3. 03

    Corrupted control board firmware

    Part replacement

    Firmware corruption in the main control board's microcontroller can prevent the power-on recovery routine from executing correctly, causing the RTC stopped flag to remain active even if the clock hardware is functional.

  4. 04

    Faulty main control board

    Part replacement

    General failure of the main control board, such as a damaged trace, failed solder joint, or defective logic component near the RTC circuit, can produce this error. Board-level damage is confirmed when the error persists after all other causes are ruled out.

  5. 05

    Transient power surge or undervoltage event

    Wiring / connection

    A power surge or a significant voltage drop can corrupt the RTC state registers and trigger the stopped flag. If the flag clears after a single power cycle with no recurrence, a transient event was likely the cause.

See the test procedure for each cause

Frequently asked questions about Urt2

What does Urt2 mean on a Electrolux oven?
Urt2 indicates that the oven's Real-Time Clock has a permanently locked stopped flag that could not be cleared during the power-on recovery process. The RTC is an internal clock chip on the main control board that coordinates timed cooking functions. Because this flag remains active, the oven halts all operation to prevent unsafe behavior. This is a hardware-level fault that goes beyond a simple user reset.
Will resetting the oven clear the Urt2 error code?
A power reset, such as unplugging the oven for several minutes and restoring power, may clear the Urt2 code if the fault was caused by a one-time transient power event. However, if the RTC chip, oscillator crystal, or backup power supply has physically failed, the error will return quickly after each reset. Repeated recurrence after power cycling confirms a hardware failure that requires part replacement.
Is it safe to use my Electrolux oven when the Urt2 code is active?
When Urt2 is active, the oven stops all machine operation by design, so cooking functions will not be available. The oven is effectively inoperable in this state, which means there is no immediate safety risk from using it since it will not heat. Do not attempt to bypass the error or force the oven to operate, as the control system requires a functioning clock to manage timed and safety-critical cooking sequences.
How do I fix the Urt2 error on my Electrolux oven?
Start by performing a hard power reset: turn off the oven's circuit breaker or unplug it, wait at least five minutes, then restore power. If the Urt2 code returns, the fault is in the main control board, specifically the RTC circuit. Because the RTC components are soldered directly to the board and are not individually replaceable in the field, the standard repair is full control board replacement. A qualified appliance technician can confirm the diagnosis and source the correct board for your model.
How much does it cost to repair a Urt2 error on an Electrolux oven?
Repair costs for the Urt2 error typically involve replacing the main control board, which can range from roughly 150 to 400 dollars or more for the part depending on the specific oven model. Adding professional labor, total repair costs generally fall between 250 and 600 dollars. Getting a firm quote from a certified technician before authorizing repairs is advisable, especially since control board prices vary significantly across different Electrolux oven models.

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