New answers tagged error
Error 20 is a mechanical malfunction with the shutter or mirror assembly. Your camera will need to be serviced.
It looks like you have a problem with the aperture flex cable (ribbon cable). It is quite common on certain Canon lenses like the 17-85 and 24-105, but can happen with almost any lens. When the flex cable starts to go bad it will interfere with the physical communication between the camera. Changing the focal length will put stress on the flex cable and ...
Generally, the EOS Err 01 error code is prompted when the physical communication, IE, the contacts between the camera and Lens are not making contact. A gentle wipe of the contacts on both sides with a clean dry cloth, normally does the trick. Canon warns to not use a wet cloth or finger to touch any contact as it will encourage corrosion. If that does ...
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