1-1
Moderate
LiftMaster · Garage Door Openers
Opener failed initial setup/limit validation.
Quick Answer
Error code 1-1 on your LiftMaster Garage Door Openers means: Opener failed initial setup/limit validation.. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Clear obstructions and verify rail movement.
2
Reconfigure travel limits from setup mode.
3
Disconnect accessories and retest setup.
4
Power cycle opener.
5
Service logic board if error persists.
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Related Error Codes