What Your Dryer’s Error Code Is Really Trying to Tell You
When your dryer’s display flashes an error code, it is a direct warning that airflow, ventilation, or internal components are failing. Alerts such as LG's d80 and Samsung's vent blockage message signal serious risks that can damage the unit, prolong drying cycles, waste energy, and heighten the chance of fire.
Error codes indicate when action is needed. Some can be resolved with a few troubleshooting steps, but if the error continues, it is time to request service from providers such as Dryer Vent Wizard of New York Metro to restore safe and efficient dryer operation.
Dryer Error Codes by Brand to Note
Dryer brands use different error codes to flag airflow or vent problems. While simple messages like “Clean Filter” are easy to understand, alphanumeric alerts need interpretation. These codes often point to clogged vents, lint buildup, or overheating risks. Below are the dryer error codes per brand with their descriptions, provided to guide New York Metro homeowners.
Quick Reference Table
| Brand | Code(s) | Meaning | Action |
|---|---|---|---|
| LG | d75–d95 | 75–95% airflow blockage | Stop using; schedule professional dryer vent cleaning |
| Samsung | C80/C90, HC, tS, Clg | Blockage/overheating | Call before next use |
| Whirlpool/Maytag | AF, F4E3 | Airflow restricted | Inspect & clean vent |
| Kenmore | F30 | Residue/airflow blockage | Clean lint trap & vent |
| Electrolux | EF1 | Ventilation blockage | Schedule professional cleaning |
| Bosch | E01/E02 | Fluff filter/vent blockage | Clear & inspect |
| Amana | AF | Low airflow | Clean vent |
| Speed Queen | AF, EAF2 | Airflow problems | Clean vent & ducting |
LG Dryer Error Codes
- d75 – 75% airflow restriction (early warning)
- d80 – 80% restriction
- d90 – 90% restriction
- d95 – 95% restriction
- FO – Lint filter not inserted
- tE1 / tE2 / tE3 – Thermistor faults
- HS – Humidity sensor fault
If your LG dryer shows d80, d90, or d95, stop using it immediately. These codes mean the dryer vent is severely restricted, and you should call Dryer Vent Wizard of New York Metro for service.
Samsung Dryer Error Codes (Airflow & Overheating)
Samsung dryers use alphanumeric codes that resemble the airflow alerts found in LG models.
Vent Blockage Test Codes
- Clg / Cg – Vent clogged
- C80 / C8 / C8o – ~80% blocked
- C90 / C9 / C9o – ~90% blocked
Overheating
-
HC / hE / HC4 / 1 HC – Overheating from restricted vent
Temperature Sensor (Airflow-Related)
-
tS / t5 / tC / tO / t0 / tE3 / tC5 / tCS / 1tC / 1tC5 / 1tCS – Sensor/control faults from poor airflow
If your Samsung dryer shows blockage or overheating codes, stop running it and contact Dryer Vent Wizard of New York Metro to prevent safety risks.
Whirlpool / Maytag Dryer Error Codes
- AF – Restricted airflow
- F4 E3 – AF equivalent
- F31 – Moisture sensor issue
- F2E1 – Stuck button
Kenmore Dryer Error Codes
- AF – Restricted airflow
- F30 – Lint/fabric softener residue restricting airflow
GE / Electrolux / Frigidaire Dryer Error Codes
- E22 / E64 – Vent or heater fault
- Clean Filter – Reminder (often ignored)
- EF1 (Electrolux) – Ventilation blockage
- E4 – Humidity sensor error
- E8C (Frigidaire) – High limit thermostat tripped
- E A5 – Service needed (control/sensor)
- Mute – Alerts silenced (can hide errors)
Bosch Dryer Error Codes
-
E01 / E02 – Fluff filter or vent blockage
Amana Dryer Error Codes
-
AF or “Check Vent” – Low airflow from lint or hose issues
Speed Queen Dryer Error Codes
-
AF / EAF2 – Airflow problems from clogged vents or lint trap
The Importance of Airflow in Dryers
Your dryer relies on consistent airflow from the drum through the dryer vent to the outside. When that vent is clogged or restricted, the unit struggles to release moisture, and serious problems can occur, including:
- Extended drying cycle times
- Heat and moisture are trapped inside the dryer
- Stress on internal parts that shortens the machine’s lifespan
- Elevated risk of lint ignition and fire
A clean dryer vent system maintains airflow, prevents lint buildup, and keeps the dryer efficient.
Why Fabric Softener Can Be Harmful to Your Dryer
Fabric softener sheets and liquids can leave residue that coats the lint trap, restricts airflow, and causes more lint to collect inside the dryer vent. Over time, this buildup affects performance and raises safety risks for NY Metro homeowners.
Warning Signs of Residue Buildup:
- Sticky or coated lint trap
- Clothes coming out damp after a full cycle
- Sour, musty, or burnt odor detected from the dryer
Prevention Tips:
- Limit fabric softener use or switch to wool dryer balls
- Clean the lint screen monthly with warm, soapy water to keep airflow clear
- Schedule an annual dryer vent cleaning appointment to remove hidden lint, check the vent system, and ensure the unit is working properly
Quick Troubleshooting Tips Before You Call
Before contacting a professional, try these quick steps:
- Disconnect power to the dryer for several minutes to allow it to cool and reset
- Clear the lint trap and surrounding housing to restore airflow
- Inspect the exhaust vent for bends, crushing, or obstructions
- Check the outside dryer vent for leaves, snow, nests, or other blockages
- For Electrolux models, disable “Mute” mode so alerts are displayed
- Restart the dryer and run a short cycle
If the error continues or airflow problems are detected, request professional service from Dryer Vent Wizard of New York Metro.
Signs You Need Dryer Vent Cleaning Even Without an Error Code
These are clear signs that your dryer and vent system need cleaning and attention:
- Clothes take much longer to dry than normal
- The dryer unit is hot to the touch during use
- A burning smell or excess heat may occur while running
- Lint buildup around the dryer base or wall duct
- High humidity levels in the laundry area
- Having to run timed-dry cycles repeatedly
- Drum temperature climbing above 150°F
Maintenance Frequency & Dryer Vent Length Rule
Recommended dryer vent cleaning frequency depends on household size and vent length:
- Once a year – Standard for most homes
- Every 3–4 months – Large families, homes with pets, or long vent runs
- Every 3–5 years – Homes with a single occupant
- Vent length guideline: Maximum of 25 feet, minus 5 feet for each 90° bend and 2.5 feet for each 45° bend
New York Metro Seasonal Hazards
Local seasons in the New York Metro area also create hazards that can affect homeowners’ dryers and vent systems:
- Winter: Very cold weather and snow can block dryer vents and restrict airflow.
- Spring: Alternating sunny and rainy days may cause moisture buildup in the vent system and trap lint or debris.
- Summer: Very hot summers lead to greater moisture buildup, which can accumulate lint and increase fire risks.
- Fall: Falling leaves may block vents, restrict airflow, and reduce dryer efficiency and safety.
Dryer Vent Wizard's Process and Guarantee
When you call Dryer Vent Wizard of NE Wisconsin, you can expect professional service designed to keep your system safe and efficient:
- Comprehensive dryer vent inspection with airflow testing
- Thorough removal of lint and debris from the dryer to the exterior vent
- Reconnection and adjustments to vent length for proper operation
- A 90-day service guarantee for added reliability
When to Call Dryer Vent Wizard of New York Metro
When repeated error codes appear on your dryer despite basic troubleshooting, it’s time to request service from Dryer Vent Wizard of New York Metro. We focus on clearing hidden lint, removing dryer vent blockages, resolving airflow issues, and confirming that your home’s vent system operates safely and efficiently.
Our technicians at Vent Wizard of NY Metro also provide:
- Resetting the child lock and addressing issues with the control panel
- Replacing or reinstalling vent hoses that are crushed, blocked, or outdated
- Rerouting dryer vents to improve airflow and performance
- Testing for correct voltage, grounding, and safe power connections
- Performing complete dryer vent cleaning and servicing internal dryer components
Don’t Let Your Dryer Become a Danger
Ignoring error codes can lead to costly damage such as overheating, increased fire risks, and repairs. Addressing warnings promptly with the help of Dryer Vent Wizard of New York Metro's expert dryer vent cleaning and system inspections will restore proper operation. Do not wait until small problems escalate. Protect your family and home. Schedule a service today.