What does error E-43 mean on my Alto-Shaam AR-7T Oven?
- JJason MerrittSep 8, 2025
Error E-43 means that the touch driver is missing. This is caused by a touch chip error on the board.

What does error E-43 mean on my Alto-Shaam AR-7T Oven?
Error E-43 means that the touch driver is missing. This is caused by a touch chip error on the board.
What does error E-109 mean on my Alto-Shaam Oven?
Error E-109 means that the N7 or N9 high-limit is open. This can be caused by the unit or water heater being too hot, incorrect wiring to N7 or N9, or board issues reading the N7 or N9 input switch.
What does error E-94 mean on my Alto-Shaam AR-7T?
Error E-94 indicates that communications have not occurred after 4 attempts. This can be caused by electrical noise or a communication cable that is not properly seated or plugged in. Ensure the communication cable is correctly connected.
What does error E-71 mean on my Alto-Shaam Oven?
Error E-71 means the Control ID is not what is expected. This is because the CB is programmed for a different software than what is intended.
What does error E-44 mean on my Alto-Shaam Oven?
Error E-44 means that the touch driver is detected, but not responding to queries. This is due to a touch chip error on the board.
What does error E-41 mean on my Alto-Shaam Oven?
Error E-41 means that the touch driver is detected, but not responding to queries. This is due to a touch chip error on the board.
Why is my Alto-Shaam Oven showing error E-SD?
Error E-SD means the SD card is not detected. This can be caused by a bad SD card slot or the SD card is not present. Ensure the SD card is properly inserted.
What does error E-53 mean on my Alto-Shaam AR-7T?
Error E-53 indicates that the motor high-limit is open. This can be caused by the motor being too hot, incorrect wiring to the motor, or board issues reading the motor high-limit input switch.
What does error E-I1 mean on my Alto-Shaam AR-7T Oven?
Error E-I1 means that the inline water heater sensor has an open circuit. This is caused by damaged sensor wires. Examine the sensor wires for damage.
What does error E-I0 mean on my Alto-Shaam AR-7T?
Error E-I0 means that the inline water heater sensor has a short circuit. This is caused by damaged sensor wires. Check the sensor wires for any damage.
| Brand | Alto-Shaam |
|---|---|
| Model | AR-7T |
| Category | Oven |
| Language | English |
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