Samsung Dryer CL Code: Clean Lint Filter

Quick Answer

Samsung dryer CL code is a routine lint filter cleaning reminder that appears on older model displays. Newer models display CL9 for the same reminder. CL is not an error and the dryer continues to operate normally while it is displayed.

Honestly, CL is the code I get the most panicked calls about, and it's always fine. Your dryer's not broken. But don't ignore it either, because a truly packed filter will eventually trip your thermal fuse and that's a $15 part but a 2-hour job. Clean it now, hold the button to reset, done in five minutes.

SamsungDryerSeverity: low99% DIY Success

Time to Fix

5–30 min

Difficulty

beginner

Parts Cost

—

Tools Needed

Soft-bristle brush or old toothbrush, Mild dish soap

What Does the CL Code Mean?

Think of CL like the oil change light in your car. It's not saying something broke, it's just a counter. These older Samsung units don't actually have a sensor sniffing the lint. The control board just counts cycles and fires the reminder. I've seen guys freak out and call appliance shops over this. Don't be that guy.

Most Likely Causes

Based on aggregated repair data, here is the probability breakdown for this error code:

Dryer sheet residue coating filter mesh reducing airflow (5%)60%

Scheduled maintenance cycle counter reached (95%)40%

Symptoms You May Notice

CL just sits on the display the whole time the dryer runs, totally steady, not flashing, not causing any other weirdness
Clothes are taking longer than usual, like that 45-minute load is suddenly hitting 65-70 minutes and still feels damp
The display flashes CL every time you start a new cycle but clears once the cycle actually runs
Dryer cabinet feels hotter than normal to the touch, especially around the door or lower front panel
You can hear the motor working harder than usual, kind of a lower hum, because the blower's fighting restricted airflow

Can you reset a Samsung dryer to clear the CL code?

Once the clean, dry filter's back in the slot, press and hold the Start or Pause button for a full 3 seconds. You'll usually hear a beep and the display will drop back to the cycle time. If CL's still showing, don't panic. Unplug the dryer from the wall outlet, wait 60 seconds, plug it back in. That forces a full logic board reset and clears it almost every time.

Tools Required for Diagnosis

Soft-bristle brush or old toothbrushMild dish soapClean towel or cloth for drying the filter

Diagnostic Checklist

Follow these steps in order. We start with the easiest external fixes before opening up the machine.

Frequently Asked Questions

What's the difference between CL and CL9 on Samsung dryers?

They're the same thing. Samsung just updated the display format on newer machines to a three-digit readout, so CL became CL9. Both are triggered by a cycle counter, not an actual sensor. Neither one means anything's broken. The reset is identical on both, and the filter cleaning process is exactly the same. If you're looking at CL9, everything in this article still applies to you.

Does CL mean my Samsung dryer is broken?

No. In 15 years of doing this I've never once seen a CL code caused by a broken part. It's a maintenance prompt, full stop. But here's the thing, if you keep ignoring it and your filter actually gets packed solid, you're going to blow the thermal fuse on the heater assembly. That's a $12 part but it's a legitimate repair job. Just clean it now while it's a five-minute task.

Can I just ignore the CL code and keep drying?

Technically the dryer keeps running with the code showing, yeah. But you probably shouldn't ignore it for long. A clogged filter means restricted airflow, and restricted airflow means the heater element runs hotter than it should to compensate. Over time that trips your thermal fuse or the high-limit thermostat. I replaced three thermal fuses last month that were all caused by neglected filters. The repair's under $20 in parts but it's completely avoidable.

Why does my CL code keep coming back after I clean the filter?

Two most likely reasons. One, you're cleaning the lint but not the wax film from dryer sheets, so airflow's still restricted and the counter resets but the code comes back fast. Two, you're not holding that Start button long enough to actually reset the counter, you need a solid 3 seconds. If you're doing both of those right and it still keeps coming back every few cycles, unplug the machine for a full minute. That usually knocks the stuck counter loose.

How often should I actually clean the Samsung dryer lint filter?

Every single load. Not every other load, not once a week. Every load. I know it sounds annoying but a clean filter every cycle is what keeps your dry times fast and your heating elements alive. The CL code fires after a set number of cycles as a backstop reminder, but ideally you're not waiting for it. If your household does 8-10 loads a week, do the deep soap-and-water wash on the filter once a month to knock out the wax buildup before it causes real problems.

Related Samsung Dryer Error Codes

Code: CL9Samsung Dryer CL9 Code: Clean Lint Filter Reminder Code: HCSamsung Dryer HC Error Code: High Temperature Fault

Same Fix Works on These Brands

Samsung shares the same hardware platform with these brands. The diagnosis and repair steps are identical.

Samsung washerSamsung Washer 3C2 Error Code: Motor Stall Samsung washerSamsung Washer 3E Error Code: Motor Fault Samsung washerSamsung Washer 4E Error Code: Water Supply Fault (Top Load)Samsung washerSamsung Washer 5C Error Code: Drain Error (Older Display)Samsung washerSamsung Washer 8C Error Code: Vibration Sensor Fault Samsung washerSamsung Washer 8E Error Code: Motor Frequency Sensor Fault

Models Known to Experience CL Errors

This repair applies to most Samsung dryers with this error code. Common model numbers include:

DV45H7000EW, DV45R6100CW, DV45T3400W, DV42H5000EW, DV48H7400EW, DV50K8600EW, DV520AEP/XAA, DV56H9100EG

Written by

Mike Sullivan

Lead Appliance Repair Technician · 20 years experience

Last verified for technical accuracy on March 14, 2026