Canon Camera Error Code 02: How to Fix It
Easy 10-20 minutes Medium Severity
Verified June 2026
- Error Code
- Err 02
- Brand
- Canon
- Product Type
- camera
- Severity
- Medium
- DIY Difficulty
- Easy
- Estimated Fix Time
- 10-20 minutes
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Tools You'll Need
- Soft cloth or cotton swabs
- Compressed air (optional)
- Computer with internet access for firmware updates
How to Fix Error Code Err 02
-
Turn off camera and remove memory card
Always turn off the camera before removing the memory card to prevent data corruption or damage to the card reader. -
Clean the memory card contacts
-
Reinsert and test the memory card
-
Format the memory card in-camera
Formatting will permanently delete all photos and data on the memory card. Back up important files before proceeding. -
Test with a different memory card
-
Check memory card specifications
-
Update camera firmware
Ensure your camera battery is fully charged before updating firmware to prevent interruption during the process.
Parts You May Need
SD memory card
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CF memory card
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Memory card reader
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SD memory card
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CF memory card
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Memory card reader
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SD memory card
Check Price on Amazon
CF memory card
Check Price on Amazon
Memory card reader
Check Price on Amazon
SD memory card
Check Price on Amazon
CF memory card
Check Price on Amazon
Memory card reader
Check Price on Amazon
SD memory card
Check Price on Amazon
CF memory card
Check Price on Amazon
Memory card reader
Check Price on Amazon
SD memory card
Check Price on Amazon
CF memory card
Check Price on Amazon
Memory card reader
Check Price on Amazon
SD memory card
Check Price on Amazon
CF memory card
Check Price on Amazon
Memory card reader
Check Price on Amazon
SD memory card
Check Price on Amazon
CF memory card
Check Price on Amazon
Memory card reader
Check Price on Amazon
SD memory card
Check Price on Amazon
CF memory card
Check Price on Amazon
Memory card reader
Check Price on Amazon
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When to Call a Professional
Contact Canon support or a camera repair shop if the error persists after trying multiple memory cards and firmware updates, as this may indicate a faulty card reader mechanism inside the camera that requires professional repair.Frequently Asked Questions
What does Canon Error 02 mean?
Canon Error 02 indicates that the camera cannot access the memory card due to formatting issues, corruption, dirty contacts, or a faulty card. The camera is unable to read or write data to the storage device.
Will formatting my memory card fix Canon Error 02?
Yes, formatting the memory card in-camera often resolves Error 02 by clearing file system corruption and preparing the card for proper use. However, formatting will erase all data on the card permanently.
Can I recover photos from a memory card showing Error 02?
You may be able to recover photos using data recovery software on a computer before formatting the card. Try connecting the card to a computer with a card reader to see if files are accessible.
Why does Canon Error 02 keep happening with new memory cards?
Recurring Error 02 with multiple cards may indicate a problem with the camera's card reader mechanism, incompatible card specifications, or outdated firmware that needs updating.
Is it safe to force remove a memory card when Error 02 appears?
No, always turn off the camera before removing a memory card showing Error 02. Forcing removal while the camera is on can damage the card, corrupt data, or harm the camera's card reader mechanism.