Chamberlain garage door opener error codes
These error code explanations can help you diagnose a problem with your Chamberlain garage door opener. For repair how-to help, visit the PartsDirect repair help section, which includes repair help for garage door openers, major appliances, lawn and garden equipment, vacuum cleaners and more. Search for your model number to find a complete list of replacement parts for your garage door opener.
Chamberlain garage door openers with yellow or blue force adjustment dials flash the LED next to the Learn button to indicate a component failure.
Sensors are completely misaligned or sensor wires are broken
Realign the safety reversing sensors so that the LED on the receiving sensor glows steadily. Reconnect any loose wires between the safety reversing sensors and the logic board. Replace the safety reversing sensor wires if damaged.
Safety reversing sensor wires are shorted or the safety reversing sensor wires are reversed on the logic board
Repair or replace any damaged wires between the logic board and the safety reversing sensors. Connect the safety reversing sensor wires on the logic board following the guidelines in your owner's manual.
Wall mounted door control wires are shorted
Repair or replace any damaged wires between the logic board and the wall mounted door control.
Safety reversing sensors are slightly misaligned
Realign the safety reversing sensors so that the LED on the receiving sensor glows steadily.
The motor can overheat if the door is opened and closed several times in a row. Unplug the garage door opener to reset the logic board. Allow the motor to cool for about 15 minutes before restoring power and using the garage door opener. Pull the emergency door release and check the up-and-down travel of the garage door for binding. Repair the garage door if it doesn't travel smoothly. If it overheats after a single use and the garage door travel is smooth, replace the motor.
Motor circuit failure
Signal is being received from a compatible remote transmitter
The logic board is receiving the signal from a compatible remote transmitter. Program the remote transmitter device to link to the logic board. Follow the instructions in your owner's manual to program the remote.
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