Brother uses Replace Toner when the toner cartridge is at the end of its life and the machine has stopped print operations.
What Replace Toner means
Brother uses Replace Toner when the toner cartridge is at the end of its life and the machine has stopped print operations.
What you may notice
- The display shows Replace Toner
- The print job stops
- The status light may change
- The message returns after the cover is closed
Most likely causes
- 01The toner is depleted
- 02The cartridge reached its life counter
- 03The wrong cartridge was installed
- 04The cartridge is not recognized
Safe checks, in order
Start with the simplest non-invasive check. Stop as soon as the error clears; repeated resets can hide a condition without correcting it.
Confirm the model
Match the replacement cartridge to the exact printer and region.
Remove the assembly
Open the front cover and take out the drum and toner.
Install new toner
Transfer it into the drum according to the model guide.
Clean and reseat
Use the corona-wire cleaning tab, return it home, and reinstall the assembly.
Know where to stop
Do not burn toner cartridges, touch the drum, or force a cartridge that does not fit.
When to call a technician or support
Contact Brother if the message returns after the approved steps, the printer makes abnormal noise, or a cover, sensor, drum, or fuser component is damaged.
When you call, have the exact product or vehicle model, model year where relevant, the complete code or symbol, and when it appeared.
Where this information came from
We use the manufacturer's current published guidance as the starting point, then organize it into a safer, beginner-friendly sequence.
Brother manual — error and maintenance messages Source last checked August 16, 2026. Manufacturer instructions and model manuals take priority over this independent summary.