CodeRegistry
Brands
  1. Home
  2. Samsung
  3. Air Conditioning
  4. Indoor Temp Sensor Error
About·Privacy·Terms

CodeRegistry — Your global library for technical solutions.

For your safety: always follow the equipment manufacturer’s official manuals. CodeRegistry is an independent help site and is not affiliated with the brands listed here.

Indoor Temp Sensor Error

Indoor Room Temperature Sensor Error — Open or Short circuit

Samsung · Air Conditioning

What does Indoor Temp Sensor Error mean?

This indicates an issue with the temperature sensor located inside your indoor air conditioning unit, which is responsible for measuring the room's temperature. It may be due to a faulty connection or a sensor malfunction.

Common Causes

  • Loose indoor temperature sensor connection.
  • Short or open circuit in the sensor.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Turn off the air conditioner at the main power switch or circuit breaker.

  2. 2

    Ensure the indoor unit's front panel is securely closed and not obstructing any sensors.

  3. 3

    Allow the unit to sit for a few minutes, then restore power.

  4. 4

    If the error persists, contact customer support. A technician may need to inspect the sensor connection or replace the sensor.

Browse all codes in this manual (94)
Verified technical data. Last updated: April 2026

Related Faults

COND temperature sensor errorCondenser temperature sensor error — Outdoor coil temperature sensor faultCommunication errorCommunication error — Indoor/outdoor inverter main MICOM communication lostCommunication error after trackingCommunication error after finishing tracking — System communication issue following a tracking process
Source: Samsung Air Conditioning
Open Manual (Page 53)Search more codes in this manual