F16
Hotpoint-Ariston Drum Position Sensor Fault (Top-Loader Variants)

On some vertical-axis Hotpoint-Ariston combos: drum position error; F16 displayed; drum may not lock in correct position.

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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

Faulty drum position sensor, Misaligned drum, Wiring fault to position sensor, Control board input failure

How to Fix / Troubleshooting

Safety: Unplug the appliance.

This code is more common on top-loading variants with a drum position sensor.

  • Access drum position sensor:
    • Remove the top cover.
    • Locate the sensor near the drum hinge or side.
  • Check mounting and alignment: Ensure the sensor is firmly fixed and correctly aligned with the drum marker.
  • Inspect wiring: Verify the harness is intact and connectors are secure.
  • Replace sensor: If physically damaged or if resistance readings are out of spec (per service manual), replace the drum position sensor.
  • If issue persists: The main control board may be at fault.
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Repair Difficulty

Hard 4/5

Required Part

Drum Position Sensor
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