Sensor Malfunction: Cleaning Lenses and Checking Wiring: Revision history

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1 April 2026

  • curprev 09:4909:49, 1 April 2026‎ Keenanmtdh talk contribs‎ 11,527 bytes +11,527‎ Created page with "<html><p> When a garage door refuses to close, reverses unexpectedly, or flashes an error light, sensor malfunction is often the culprit. Safety sensors—also called photo eyes—are essential to modern garage door systems. They prevent the door from closing when an obstruction is detected and are required by code in most regions. Fortunately, the most common sensor issues are simple to diagnose and fix: cleaning lenses and checking wiring. In this article, we’ll walk..."
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