Samsung TV & Audio QN55LS03BAFXZA 55" Class The Frame QLED 4K Smart TV MOTION SENSOR FAIL Error Fix: Motion/Proximity Sensor Not Working

Error code MOTION SENSOR FAIL on the Samsung TV & Audio QN55LS03BAFXZA 55" Class The Frame QLED 4K Smart TV means: Motion/Proximity Sensor Not Working. The Frame motion sensor fails to detect presence — TV either stays on indefinitely or stays off with someone present. Check Settings → General → Art → Art Mode → Motion Sensor → ensure enabled. Adjust sensitivity slider. Sensor is at bottom center of bezel — ensure nothing blocks it (soundbar, decorations, accessory bezel). Clean sensor area. Sensor range is 6-15 feet for normal detection. Direct sunlight hitting the sensor can interfere. If consistently fails, sensor hardware may be faulty.

The most successful fix is "Test and Replace Faulty Motion Sensor Module" (medium difficulty, ~45 minutes). Estimated DIY cost: $0-$15. HomeMD has 2 community-ranked fixes for this error.

This error is rated low severity. It is generally not urgent and can often be resolved with a simple DIY fix.

Yes — the top-ranked community fix ("Test and Replace Faulty Motion Sensor Module") is rated medium difficulty and takes about 45 minutes. Tools needed: T20 Torx screwdriver, Multimeter, Plastic pry tool.

DIY cost: $0-$15. Professional repair typically costs $150-$220. Many homeowners save money by trying the top-ranked community fix first.

The Samsung TV & Audio QN55LS03BAFXZA 55" Class The Frame QLED 4K Smart TV has 8 other known error codes, including: 2 BLINKS (Power Supply Board Fault), 5 BLINKS (LED Backlight / Driver Protection Shutdown), 6 BLINKS (Main Board / T-CON Communication Failure), ANYNET FAIL (Anynet+ (HDMI-CEC) Not Working), APP CRASH (App Freezes or Crashes), and 3 more.