Whirlpool · Dryer

L2

Low Voltage Heater Circuit Fault

Severity

Medium

Your Whirlpool Dryer stopped working and is showing error L2, which corresponds to a fault called "Low Voltage Heater Circuit Fault". This is one of the most searched error codes for this appliance — you are not alone, and there is a clear fix.

Owner's Summary

Your electric dryer needs 240 volts to run the heating element, supplied through two separate 'hot' wires. If only one is delivering power, the drum will still turn but heat will be weak or absent. Check your breaker panel for a half-tripped double breaker first.

Symptoms

Whirlpool electric dryer running but not heating fully, L2 error

Common Causes

One leg of the 240V circuit not delivering power
Tripped half of a double-pole circuit breaker
Loose wire at the dryer terminal block
Faulty heating element relay

How to Fix

1 Check the breaker panel for a tripped double-pole breaker — both switches must be fully on
2 Inspect and tighten the wiring at the dryer's power terminal block
3 Test voltage at the outlet with a multimeter — should read 240V across both hot legs
4 Have an electrician inspect the circuit if voltage is incorrect

Tools You'll Need

Multimeter Screwdriver Set Flashlight

These are simple, low-risk fixes most homeowners can do with tools already in a basic toolbox.

Technical Explanation

Electric dryers operate on a 240V split-phase circuit. The L2 code indicates the control board is detecting only 120V — power on one leg but not the other. This is most commonly caused by one side of a double-pole breaker tripping while the other remains on.

Is It Safe to Keep Using?

Safe to leave off, but have the circuit checked promptly — a partial power issue can be a sign of a deteriorating breaker or wiring connection.

Technician's Pro Tip

A double-pole breaker that trips on only one side often looks fully 'on' at a glance. Push both switches firmly to OFF and then back to ON together to ensure they're reset as a pair — this resolves L2 surprisingly often.

Related Codes

F21 — Whirlpool Washing Machine

Long Drain Time or Drain Pump Fault

High

F20 — Whirlpool Washing Machine

No Water Detected

High

F7E1 — Whirlpool Washing Machine

Motor Speed Sensing Error

High

Frequently Asked Questions

What does error code L2 mean on a Whirlpool Dryer?

Code L2 on a Whirlpool Dryer indicates "Low Voltage Heater Circuit Fault." In practice, the most common trigger is one leg of the 240V circuit not delivering power. Severity is rated medium, and typical repair costs range from $0 to $150.

Can I fix L2 myself, or do I need a technician?

Many cases of L2 can be resolved without a technician. The first step to try: check the breaker panel for a tripped double-pole breaker — both switches must be fully on. If that doesn't clear the code, work through the remaining steps in the "How to Fix" section above before assuming a part needs replacing.

Is it safe to keep using my dryer with code L2 showing?

Safe to leave off, but have the circuit checked promptly — a partial power issue can be a sign of a deteriorating breaker or wiring connection.

How much does it cost to repair L2 on a Whirlpool Dryer?

Repair costs for code L2 typically range from $0 to $150. Breaker reset: $0; Electrician: $75–$150. Costs on the low end usually reflect a DIY fix with no parts required, while the high end reflects a part replacement plus professional labor.

Estimated Repair Cost USD

$0 – $150

Breaker reset: $0; Electrician: $75–$150