Standard printer drivers do not allow access to service functions. The printer must be placed in "Service Mode" manually:
A critical engineering oversight in DIY repairs is resetting the counter without addressing the physical hardware. Canon Service Tool V 3800 Download
Websites like Badcaps.net or TomsHardware sometimes share clean copies. If you go this route: Standard printer drivers do not allow access to
The primary function of the V 3800 tool is to reset the ink absorber counter. Every Canon printer has felt pads inside that absorb waste ink during cleaning cycles. Canon programs the printer to stop working after a certain amount of ink is absorbed (roughly 5,000–8,000 pages) to prevent overflow. The V 3800 resets this counter to zero. If you go this route: The primary function
Secondary functions include:
This is the most prevalent error, indicating a failure to communicate with the printer’s EEPROM.