Update: I sprayed the main cam sensor with a mass air flow sensor cleaner and extension straw and the error is gone. I also cleaned the print head (gut wrenching to open up a brand new head :( with windex, all colors are back except the red (M). Also tried a brand new M cartridge with no help so...
Thanks all for the replies. I am only using OEM (originals) cartridges. I recently had a problem with the PCBK pattern so I got a new canon original print head. After replacing the print head I still got pattern problems with the PCBK (no problem with the color patterns) so went through around 4...
Hi all; I'm new to this forum and will be thankful for any help.
I have this 3 years old or so MX870 which I've been refilling with the German method with the blue resetter and the original cartridges. Today I woke up and noticed all my cartridges are drained (refilled them less than a week...