Hot answers tagged canon-1100d
tl;dr: It looks like an AF system problem; servicing required. Details: Unless in LiveView, your camera uses a separate AF sensor. Its faster and more precise than liveview one. Look closely at a mirror - notice there are two mirrors actually. Half of the light goes to the viewfinder, another one is bounced to an AF sensor. Here's a picture: https://cdn....
Shutter Count from Dire Studio works for me on all of my post-Digic II Canon EOS cameras. Your Canon EOS 1100D is listed as compatible.
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