e04PIXMA MG2522

Canon PIXMA MG2522 error E04: Fix cartridge issue

The Canon PIXMA MG2522 error E04 indicates that the printer does not recognize one or more of the installed ink cartridges. This is a common connectivity error that interrupts print jobs until the cartridge is properly identified. Understanding why does Canon PIXMA MG2522 show error E04 leads to simple solutions like cleaning the contact chips on the cartridge itself.

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Common causes

1Dirty cartridge chips.
2Cartridge improperly seated.
3Damaged carriage pins.
4Incompatible third-party ink.

Solutions

Diagnostic

The printer light flashes indicating an 'E' followed by '04'. This specifically points to a communication failure between the carriage and the ink cartridge chip.

Troubleshooting Steps

Open cover: Open the cartridge access door.
Remove cartridges: Take both cartridges out.
Clean pins: Gently clean the gold contacts with a dry cloth.
Reinsert: Click the cartridges back into place until they seat correctly.

Maintenance

Keep the carriage clean of dust. When installing cartridges, handle them by the edges to prevent skin oil from contaminating the chips.

When to call a technician

If you have tried new cartridges and cleaned the contacts but the error persists, the carriage ribbon cable might be damaged.

Equipment specs

Technology: Inkjet
Functions: Print, Copy, Scan
Connectivity: USB
Compatible: PG-245 / CL-246
Use: Home
Support

Steps to follow

1
Open cover
Open the cartridge access door.
2
Remove cartridges
Take both cartridges out.
3
Clean pins
Gently clean the gold contacts with a dry cloth.
4
Reinsert
Click the cartridges back into place until they seat correctly.

Frequently asked questions

The printer is failing to establish an electrical connection with the ink cartridge.

Often it is just a dirty contact issue rather than a faulty cartridge.

The PG-245/CL-246 series is standard. Always verify compatibility.

Don't touch the gold chips with bare fingers; keep them oil-free.