e020-0001imageRUNNER ADVANCE C355i

Canon imageRUNNER ADVANCE C355i E020 Error: How to Fix

The canon imageRUNNER ADVANCE C355i error e020-0001 is a supply warning indicating a fault in the toner distribution system. This error stops printing as the machine fails to detect sufficient toner flow to the developing unit. It is often caused by improperly seated cartridges or a blocked sensor.

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Common causes

  • 1Empty or incorrectly installed toner cartridge.
  • 2Toner supply motor failure preventing cartridge engagement.
  • 3Dust on the toner density sensor.
  • 4Faulty cartridge chip communication.

Solutions

Diagnóstico rápido

The E020 indicates the printer cannot detect toner being fed into the system. Listen for unusual motor noises or check if the toner cartridge feels completely empty.

Solución paso a paso

  1. Extract all toner cartridges.
  2. Shake each cartridge gently to ensure toner density is correct.
  3. Inspect the machine's toner intake area for any dust or debris.
  4. Reinsert the cartridges, making sure they are fully engaged in their slots.

Prevención y mantenimiento

Keep consumables in a cool, dry place to prevent clumping. Regular cleaning of the internal toner intake bay is recommended. Using genuine Canon GPR-53 supplies prevents chip communication errors.

Cuándo llamar a un técnico

If the error persists despite proper cartridge re-seating, there may be a failure in the internal toner supply motor or a blockage in the feed tube requiring professional repair.

Ficha técnica del equipo

  • Technology: Color laser printing
  • Monthly duty cycle: Up to 50,000 impressions
  • Connectivity: USB and LAN
  • Capacity: 550-sheet tray
  • Consumibles: GPR-53 series
  • Recommended Use: Busy office environments
  • Drivers / Official Firmware

Steps to follow

  1. 1

    Check toner

    Remove the toner cartridges and ensure the hopper is not blocked.

  2. 2

    Clean sensors

    Clean the toner detection sensor area with a dry, lint-free cloth.

  3. 3

    Reinstall

    Reinsert the cartridges, ensuring they click firmly into place.

Frequently asked questions

Error E020-0001 indicates that the developing unit is not receiving toner correctly from the installed cartridge.

Yes, the printer will disable printing functions until it detects that toner levels are correctly distributed in the developer.

It uses the GPR-53 toner series. Ensure the cartridge chip is clean and compatible with your specific model region.

Replacement frequency depends on your print volume, but the machine will prompt you on screen before it fully depletes.