Ultimate Guide to the Epson L4150, L4160, and L4170 Resetter Adjustment Program
If your Epson L-Series printer has suddenly stopped working with a "Service Required" message or flashing red lights, you likely need a Waste Ink Pad reset. This guide covers everything you need to know about the Epson L4150, L4160, and L4170 Resetter Adjustment Program, a specialized tool used to clear internal counters and restore printer functionality. What is the Epson Adjustment Program?
The Epson Adjustment Program (often called a "Resetter") is model-specific service software designed for maintenance and internal counter management.
Modern printers like the L4150, L4160, and L4170 use internal sponge pads to collect excess ink during cleaning cycles. Once the printer's firmware determines these pads are full—based on a "Waste Ink Pad Counter"—it locks the printer to prevent ink from overflowing and causing damage. Key Features of the Resetter
Waste Ink Pad Counter Reset: Clears the count back to 0% so you can continue printing.
EEPROM Initialization: Resets the printer’s memory to factory defaults.
Print Head Cleaning: Triggers deep cleaning cycles more intensive than the standard user menu.
Ink Charge: Forces ink through the system after a repair or long period of inactivity. How to Use the L4150, L4160, & L4170 Resetter
To successfully reset your printer, follow these specific steps:
Preparation: Ensure your printer is connected to a Windows PC via a USB cable. This software generally does not work over Wi-Fi.
Launch Software: Run the AdjProg.exe file. If prompted, select your specific model (e.g., L4160) from the menu. Enter Maintenance Mode: Click on Particular Adjustment Mode.
Select Waste ink pad counter from the Maintenance tab and click OK. Check & Initialize:
Check the boxes for "Main pad counter" and click Check to see the current percentage. Ultimate Guide to the Epson L4150, L4160, and
Once confirmed, click Initialize. A pop-up will ask for confirmation; click OK.
Restart: When the program displays "Please turn off the printer," power off your device, wait 10 seconds, and turn it back on. Your red light error should now be gone. Troubleshooting Common Reset Issues
Communication Error: Usually caused by a loose USB cable or the printer being in the middle of a print job. Clear all pending documents before trying again.
Anti-Virus Interference: Many antivirus programs flag adjustment tools as "false positives." You may need to temporarily disable your protection to run the utility.
Physical Pad Replacement: Resetting the software does not physically clean the sponges. If you reset the counter multiple times without replacing the ink pads, ink may eventually leak from the bottom of the printer. Exclusive Tips for L-Series Owners
Manual Cleaning: For minor streaks, you can manually trigger a head cleaning by holding the Cancel button for 3 seconds until the power light blinks.
Mobile Printing: After resetting, you can resume using the Epson Print Enabler for Android or AirPrint for iOS.
You can find official manuals and drivers on the Epson Support Page.
The Epson L4150, L4160, and L4170 Adjustment Program (also known as a Resetter) is a specialized service tool used primarily to fix the "Waste Ink Pad Counter is Full" error (often indicated by a service required message or blinking lights) Essential Guide to Resetting Your Printer 1. Preparation Connect via USB:
Ensure your printer is connected directly to your computer using a USB cable; the program will not work over Wi-Fi. Disable Antivirus:
Many security programs flag resetters as "false positives." You may need to temporarily disable your antivirus or Windows Defender and add the program folder to your exclusion list. Obtain the Software:
You can find the adjustment program for these specific models on sites like 2. Software Activation After replacing a print head, paper sensor, or
Most "exclusive" versions require a hardware-specific license key: Extract the archive using a tool like WinRAR. Open the program AdjProg.exe
). If an error message with a "Hardware ID" appears, copy this ID. Run the Keygen/Activator
provided with your download. Enter your name and paste the Hardware ID to generate a license file. Copy the generated license files
into the same folder as the adjustment program and run it again to register. 3. Step-by-Step Reset Process Select Model:
button. Choose your printer model (L4150, L4160, etc.) and choose the specific the printer is connected to (do not use "Auto Selection"). Enter Service Mode: Particular Adjustment Mode Find the Counter: Waste ink pad counter from the list and click Check Status: Check the boxes for Main Pad Counter Platen Pad Counter to see the current percentage. Initialize Reset: Check the boxes again and click Initialization when a confirmation pop-up appears. When prompted, turn off the printer
manually, wait a few seconds, and turn it back on. The error should now be cleared. Important Maintenance Note
Resetting the software counter does not physically clean the waste ink. It is highly recommended to physically replace or clean the waste ink pad
The Epson Adjustment Program (Resetter) is a utility designed for service maintenance on Epson EcoTank models like the Go to product viewer dialog for this item. , , and
. Its primary function is to resolve the "Service Required" or "A printer's ink pad is at the end of its service life" error by resetting the internal waste ink counter. Key Functions & Supported Models
The software allows users to perform technical adjustments typically reserved for authorized service centers.
Waste Ink Pad Reset: Restores the counter to 0% so the printer can resume operation after being software-locked. Maintenance Procedures
: Includes initial ink charging to unclog printheads, PF/EJ adjustment, and sensor level adjustments. Supported Models: Covers a wide range including L4150– Go to product viewer dialog for this item. , L4160– , and often related series like the General Resetting Process ” “Waste Ink Pad Counters Overflow
Most versions of this "exclusive" program require a specific activation sequence to work on a single PC.
If your Epson L4150, L4160, or L4170 series printer is stuck with a "Service Required" message or error code
, it likely means the internal waste ink pad counters are full. The Adjustment Program (Resetter)
is the exclusive tool needed to reset these counters and get your printer back to work. Key Features of the Adjustment Program
⚠️ Warning: This tool is for troubleshooting and maintenance only. Misuse can void any remaining warranty or permanently corrupt the printer’s firmware.
Requirements:
.exe file (usually named Adjustment_Program_L4150_L4160_L4170.exe)Steps:
Stop + Power buttons.Stop after power light flashes, then press Stop 5 times.Power – the LCD shows a blank or “Service Mode” indication.The error message will be gone, and printing can resume.
When searching for a resetter, you will find many broken links or files that require purchasing an activation key. An "Exclusive" version typically refers to a pre-cracked or fully functional version of the software that requires no hardware key (dongle) or payment per use.
This is highly sought after because official Epson adjustment programs are usually restricted to authorized service centers. Independent repair technicians and DIYers need accessible tools to maintain these printers affordably.
If you own an Epson L4150, L4160, or L4170, you’ve likely seen the phrase “resetter” or “adjustment program” show up in forums and service guides. These tools are often discussed as the go‑to solution when an Epson indicates “Service Required,” “Waste Ink Pad Counters Overflow,” or similar errors. This post gives a clear, practical overview — what these programs are, why people use them, risks and legality, and safe alternatives.