Do not download a generic Epson resetter. You must find the version tailored to the series (the internal chassis code for the L4150, L4160, and L4170). These three models share identical internal mechanics and firmware structures.
The (often called a "Resetter") is a critical maintenance utility used to resolve the "Service Required" error. This error occurs when the printer's internal waste ink pad counter reaches its preset limit, effectively locking the device to prevent ink from overflowing and causing internal damage. When to Use the Adjustment Program Epson L4150 L4160 L4170 Resetter Adjustment Program
: Check the "Main pad counter" box and click "Initialize." Do not download a generic Epson resetter
Epson does not intend users to reset the pad counter themselves. The official procedure involves replacing the maintenance box (or replacing the felt pad in non-user-replaceable models) and then using the adjustment program. However, for EcoTank L4150/L4160/L4170 printers, the waste ink box is sold as a standard consumable in many regions. This leaves users with two choices: pay for expensive depot service or use a third-party resetter tool. Without the reset, the printer will not print, even if the physical pad has been manually cleaned or replaced. The (often called a "Resetter") is a critical