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error LiftMaster

Error Code Flashing Learn Indicator Light

Indicates a problem with the safety sensors or wiring.

? What Causes This

Safety sensors misaligned, obstructed, or wiring connections are faulty.

How to Fix It

  1. Check the sensor alignment and ensure they are facing each other correctly.
  2. Verify all wiring connections are secure and not damaged.
  3. Remove any obstructions blocking the sensor beams.

This error code appears in:

LiftMaster LiftMaster Set Garage Door Opener