CodeRegistry
Brands
  1. Home
  2. Zanussi
  3. Washing Machines
  4. E73
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

E73

E73 — Fault in NTC sensor on drying duct

Zanussi · Washing Machines

What does E73 mean?

A fault has been detected in the NTC sensor located on the drying duct, indicated by a voltage out of range (short-circuit or open circuit). This causes the heating phase to be skipped.

Common Causes

  • A defective drying NTC sensor (duct).
  • Defective wiring connected to the sensor.
  • A faulty main circuit board.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn the program selector to '0' or OFF to reset the appliance.

  2. 2

    Unplug the Washing Machine from the power outlet for 30 seconds.

  3. 3

    Ensure the drying ducts are free of obstructions.

  4. 4

    Plug the machine back in and try to start a new drying cycle. If the error persists, contact an authorized service technician.

Browse all codes in this manual (66)
Verified technical data. Last updated: April 2026

Related Faults

E00E00 — No alarmE11Error E11 — Difficulties in water fill for washing, indicated by 1 red flash and 1 green flash on the START/PAUSE LEDE12Error E12 — Difficulties in water fill for drying, indicated by 1 red flash and 2 green flashes on the START/PAUSE LED
Source: Zanussi Washing Machines
Open Manual (Page 29)Search more codes in this manual