AL04
Hotpoint
Temperature Sensor / NTC Error (Alternate Code)
Dishwasher displays AL04; may be linked to temperature sensing or heating issues.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Open or shorted NTC sensor,Loose NTC connector,Wiring fault,Control board sensor circuit failure
How to Fix / Troubleshooting
Safety first: Disconnect power.
- Locate and test NTC: As described for F03.
- Inspect wiring: Check harness and connectors for damage.
Replace the NTC if faulty; otherwise, the control board may require replacement.
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Repair Difficulty
Medium
3/5
Required Part
NTC Temperature Sensor
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