This item: Replacement Camera Battery Cover Case Door Cap Lid Repair Part for Canon EOS 5D Mark III 5D 3 5D3 Digital Camera $5.99 $ 5 . 99 Get it as soon as Thursday, Jan 11 Hmmm. I owned two 5D II with grips, but they also worked fine with the standard setup. I suspect either the battery isn't making good contact or the little door isn't closing the circuit properly. There might be a little safety switch in the door/latch mechanism that is messing things up. (I can't check for ya because I upgraded to the III.) FAME CHeRRy. 2.03K subscribers. Subscribe. Save. 4.2K views 2 years ago. In this video we demonstrate the Quick Fix To Canon 5D2 Battery Door Latch Problem ( Canon 5D Mk2 , 5Dmk2, 5DmkII It might even be a good idea to ensure that the battery is fully charged before placing it back into the camera's battery compartment. If any button appears stuck or out of place, then you may wish to gently tap it back into position. Now, make sure that the. battery door is completely shut before turning the camera back on. The Canon 5D Mark II is offered with an EF 24-105mm f/4L IS USM kit lens, with an optical zoom range of ~4.4x, and a focal length that goes much wider than most kit lenses. (Most SLR kit lenses CANON EOS 5D MARK II BATTERY DOOR / BATTERY COVER GENUINE PART CG2-2329-000. Opens in a new window or tab. Refurbished. C $54.13. Top Rated Seller Top Rated Seller. Canon EOS 6D Canon EOS 5D Mark IV Canon EF 135mm F2L USM Canon EF 100mm F2.8L Macro IS USM Canon EF 70-200mm F2.8L IS II USM +1 more Reply Reply with quote Reply to thread Complain FirstPower LP-E6 LP E6N Battery 3-Pack 2600mAh and Triple Slot Charger for Canon EOS 5D Mark II III IV, 5DS, 5DS R, 6D, 6D Mark II, 7D, 7D Mark II, 60D, 70D, 80D, 90D. 254. $3999. Save 5% with coupon. FREE delivery Mon, Jul 17. NALk.