e05PIXMA MG2522

Canon PIXMA MG2522 error E05: Technical fix

The Canon PIXMA MG2522 error E05 appears when the printer controller encounters an issue communicating with the installed ink cartridges. This error code acts as a lockout mechanism preventing print operations until the fault is corrected. Knowing how to fix Canon PIXMA MG2522 error E05 involves isolating the faulty component by testing the black and color cartridges one by one.

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Common causes

1Dirty contacts.
2Cartridge chip malfunction.
3Incompatible ink cartridge.
4Physical carriage damage.

Solutions

Diagnostic

This error indicates that the cartridges are either dirty, improperly seated, or faulty. You must identify which one is failing to restore the printer's functionality.

Troubleshooting Steps

Check cartridges: Remove both cartridges.
Isolate fault: Insert only one cartridge at a time to determine which one triggers the E05.
Clean contacts: Use a clean pencil eraser to gently wipe the gold contacts on the cartridge.
Power cycle: Restart the machine to clear the alert.

Maintenance

Ensure contacts stay free of dust and oil. Always handle cartridges by their sides.

When to call a technician

If E05 remains with verified genuine cartridges, the printer's internal carriage contact board may have failed.

Equipment specs

Technology: Thermal Inkjet
Speed: 8 ipm
Connectivity: USB
Cartridges: PG-245, CL-246
Use: Home
Support

Steps to follow

1
Check cartridges
Remove both cartridges.
2
Isolate fault
Insert only one cartridge at a time to determine which one triggers the E05.
3
Clean contacts
Use a clean pencil eraser to gently wipe the gold contacts on the cartridge.
4
Power cycle
Restart the machine to clear the alert.

Frequently asked questions

The printer is failing to read the chip on the cartridge. Verify seating and cleanliness.

It could be the Black or Color one. Isolate them individually.

Yes, third-party chips often conflict with Canon firmware.

Never run cartridges bone-dry to prevent overheating.