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Error code reference

LG Air Conditioner Error Code E241

COND OUT sensor is detached from sensor holder on pipe.

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What the E241 error code actually means

Your LG air conditioner is showing E241 because a small temperature sensor on the condenser pipe has slipped out of its bracket and is no longer reading temperatures correctly. The unit shuts down to protect itself from running without accurate data. In many cases, simply reattaching the sensor to its clip on the pipe will resolve the issue without any replacement parts needed.

Diagnostic procedure

The full E241 procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check if Cond Out sensor and sensor holder are correctly attached; re-insert sensor and re-attach holder.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of E241

Ranked by how often they cause this code
  1. 1Sensor dislodged from holder clip
  2. 2Broken or deteriorated sensor holder
  3. 3Vibration-induced displacement
  4. 4Displacement during prior servicing
  5. 5Damaged sensor wiring or connector

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Questions people ask about E241

What does E241 mean on a LG air_conditioner?
E241 means the condenser outlet temperature sensor has come loose from its mounting holder on the refrigerant pipe. The sensor, a thermistor that monitors refrigerant temperature exiting the condenser, is no longer in proper contact with the pipe. The unit triggers this fault because it cannot obtain reliable temperature readings. The fix is often as simple as reattaching the sensor to its holder clip on the pipe.
Is it safe to keep running my LG air conditioner with an E241 error?
It is not recommended to continue operating the unit while E241 is active. Without accurate condenser outlet temperature data, the system cannot properly protect the compressor or regulate refrigerant flow, which could lead to further component damage. Address the sensor attachment issue before resuming normal operation.
How much does it cost to repair an E241 error on an LG air conditioner?
If the sensor only needs to be reattached to its holder, there may be little to no parts cost involved, though a service call to diagnose and access the unit could range from around $75 to $150 or more depending on your location. If the sensor holder or the thermistor sensor itself needs replacement, parts costs are generally modest, but total repair costs including labor could range from $100 to $300 or more. Getting a diagnostic estimate from a qualified technician is the best way to determine the actual cost for your specific situation.
Can I fix E241 on my LG air conditioner myself?
In many cases, yes. The first step is to locate the COND OUT sensor on the condenser outlet pipe and check whether it has slipped out of its holder bracket. Re-inserting the sensor and snapping the holder back into place is a straightforward mechanical fix that does not require special tools. If the holder is broken or the sensor wiring is damaged, those components will need to be replaced, which may require a technician.
Will resetting my LG air conditioner clear the E241 error?
A simple reset will not permanently clear E241 if the sensor is still detached from its holder. The error will return as soon as the control board detects that the sensor readings are still missing or erratic. The underlying mechanical issue, the sensor being out of its holder, must be corrected first. Once the sensor is properly reattached and the unit reads stable temperatures, the error should clear.

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