Error Codes (EOS 5D Mark IV)

FAQ ID: 8203028300

Release date: 04 August 2016

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Solution

If there is a problem with the camera, an error message will appear. Follow the onscreen instructions.

Error Messages and Solutions

Code NumberMessageSolution
Err 01Communication between the camera and lens is faulty. Clean the lens contacts.・Clean the electrical contacts on the camera and lens.
・Remove and install the battery again.
・Use a Canon lens.
・If the methods above do not return the camera to normal, contact a Canon customer service center to discuss testing/repair of your camera/lens.(CAUTION.1)
Err 02Card* cannot be accessed. Reinsert or replace card * or format card * with the camera.(CAUTION.2)・Remove and insert the card again.
・Replace the card.
・Format the card.(CAUTION.3)
Err 04Cannot save images because card* is full. Replace card*.(CAUTION.2)・Replace the card.
・Erase unnecessary images to increase the available capacity.
・Format the card.(CAUTION.3)
Err 06Sensor cleaning could not be performed. Turn the camera off and on again.・Set the power switch to and then turn the camera on again.
・If the methods above do not return the camera to normal, contact a Canon customer service center to discuss testing/repair of your camera.(CAUTION.1)
Err
10, 20, 30, 40,
50, 60, 70, 80, 99		An error prevented shooting. Turn the camera off and on again or re-install the battery.・Set the power switch to and then turn the camera on again.
・Remove and install the battery again.
・Use a Canon lens.
・If the methods above do not return the camera to normal, contact a Canon customer service center to discuss testing/repair of your camera/lens.(CAUTION.1)

(CAUTION.1) See "Important" below.
(CAUTION.2) In the actual error, the number of the card slot will be displayed instead of "*".
(CAUTION.3) See "Caution" below.


IMPORTANT
If the error still persists, write down the error code number and contact your nearest Canon Service Center.

ATTENTION
  • When the card is formatted, all images and data on the card will be erased. Even protected images will be erased, so make sure there is nothing you need to keep. If necessary, transfer the images and data to a computer, etc., before formatting the card.
  • For details on how to format a memory card, refer to the related information.

Related information

How Do I Format a Memory Card? (EOS 5D Mark IV)

Applicable Models

  • EOS 5D Mark IV

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