Sommer
Sommer Garage Door Openers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E1
Operator will not run, 7‑segment display shows E1 immediately after power‑up or after a failed travel setup.
Travel Learning Failure – No Valid Travel Limits Stored
E10
Display shows E10; opener may not respond to wall control or may behave erratically.
Wall Control / Push Button Circuit Fault
E11
Sommer opener shows E11 and the courtesy light may flash; door may not move.
Safety Edge / External Input Fault (where equipped)
E12
Display shows E12; opener may run only in one direction or not at all.
Direction Relay / Output Stage Fault
E13
Sommer opener intermittently stops and shows E13, often during closing.
Excessive Vibration / Impact Detected
E14
Display shows E14; opener light may flash a specific pattern and the unit will not move.
Low Voltage / Power Supply Fault
E15
Sommer opener shows E15 and ignores commands from certain accessories.
Accessory Bus Communication Error
E2
Opener stops shortly after starting to move, reverses, and displays E2 on the Sommer control board.
Excessive Force Detected / Door Obstruction
E3
Sommer opener refuses to close the door, beeps or flashes, and displays E3; door will open normally.
Photo Eye Safety Sensor Fault
E4
Door will not open fully or stops mid‑travel and the Sommer display shows E4.
Travel Limit Out of Range / Limit Memory Error
E5
Sommer opener does not respond to remote controls, display shows E5 or flashes when trying to program remotes.
Radio Receiver / Remote Programming Error
E6
Opener runs but stops unexpectedly and displays E6; may occur more often in cold or hot weather.
Motor Overload / Thermal Protection Triggered
E7
Sommer opener display shows E7 and the unit will not respond to open/close commands.
Internal Control Board Fault / Firmware Error
E8
Display shows E8 and the opener light flashes; door may move a short distance then stop.
Encoder Signal Error / Position Feedback Fault
E9
Sommer opener shows E9 and will not accept new programming or operate normally.
Non‑Volatile Memory Error
Symptom
Door closes fully then immediately reverses and opens again; opener light may flash but no code is displayed.
Over‑travel / Floor Impact Misinterpreted as Obstruction
Symptom
Door opens by itself or closes unexpectedly without any command.
Unintended Activation / Interference
Symptom
Door opens fully but then slowly drifts closed a few inches when disconnected from opener.
Door Out of Balance / Weak Springs
Symptom
Door opens normally but will not close from remote or keypad; only closes from wall button.
Partial Safety Lockout via Sensors
Symptom
Door starts to open or close then reverses immediately without reaching the end of travel; no error code shown.
Force Reversal Due to Obstruction or Sensitivity
Symptom
Door stops a few inches short of fully open or fully closed, consistently, without showing an error.
Mis‑set Travel Limits
Symptom
Door will not close from remote; will only close if wall button is held down continuously.
Safety Sensor Circuit Not Satisfied
Symptom
Garage door opener hums but does not move the door; humming stops after a few seconds.
Stalled Motor or Jammed Carriage
Symptom
Garage door will not open or close at all; no motor sound, but opener has power (LEDs or light are on).
Control Circuit or Wall Control Inhibit
Symptom
Garage door will not open; motor runs briefly but carriage does not move along the Sommer rail.
Disengaged or Stripped Drive Carriage
Symptom
Loud grinding or scraping noise from the rail area during operation.
Worn or Damaged Drive Carriage / Rail
Symptom
Opener beeps or flashes a pattern but there is no movement; manual indicates service is required but no numeric code is shown.
General Protection Shutdown
Symptom
Opener emits a burning smell or visible smoke during or after operation.
Electrical Overheating / Component Failure
Symptom
Opener light does not turn on during operation or stays on constantly.
Courtesy Light Circuit Fault
Symptom
Opener light flashes but motor does not run when trying to close; sensors appear aligned.
Sensor Bypass or Wiring Fault
Symptom
Opener operates normally but door reverses when it is very cold or very hot outside.
Temperature‑Sensitive Force / Travel Issues
Symptom
Opener runs but door only opens a few inches and then stops; manual operation feels very heavy.
Door Counterbalance Failure
Symptom
Opener vibrates excessively and shakes the ceiling or rail during operation.
Improper Mounting / Insufficient Support
Symptom
Opener works from wall button but not from any remote or keypad, even after battery replacement.
Radio Receiver Failure
Symptom
Remote controls have very short range or only work when very close to the Sommer opener.
Weak Radio Reception
Symptom
Wall control LEDs are off and it does not operate the opener, but remotes still work.
Wall Control Power/Wiring Failure
Symptom
Wireless keypad will not operate the door, but remotes and wall button work normally.
Keypad Programming or Hardware Failure
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Operator will not run, 7‑segment display shows E1 immediately after power‑up or after a failed travel setup.
|
Travel Learning Failure – No Valid Travel Limits Stored | View Details |
| E10 |
Display shows E10; opener may not respond to wall control or may behave erratically.
|
Wall Control / Push Button Circuit Fault | View Details |
| E11 |
Sommer opener shows E11 and the courtesy light may flash; door may not move.
|
Safety Edge / External Input Fault (where equipped) | View Details |
| E12 |
Display shows E12; opener may run only in one direction or not at all.
|
Direction Relay / Output Stage Fault | View Details |
| E13 |
Sommer opener intermittently stops and shows E13, often during closing.
|
Excessive Vibration / Impact Detected | View Details |
| E14 |
Display shows E14; opener light may flash a specific pattern and the unit will not move.
|
Low Voltage / Power Supply Fault | View Details |
| E15 |
Sommer opener shows E15 and ignores commands from certain accessories.
|
Accessory Bus Communication Error | View Details |
| E2 |
Opener stops shortly after starting to move, reverses, and displays E2 on the Sommer control board.
|
Excessive Force Detected / Door Obstruction | View Details |
| E3 |
Sommer opener refuses to close the door, beeps or flashes, and displays E3; door will open normally.
|
Photo Eye Safety Sensor Fault | View Details |
| E4 |
Door will not open fully or stops mid‑travel and the Sommer display shows E4.
|
Travel Limit Out of Range / Limit Memory Error | View Details |
| E5 |
Sommer opener does not respond to remote controls, display shows E5 or flashes when trying to program remotes.
|
Radio Receiver / Remote Programming Error | View Details |
| E6 |
Opener runs but stops unexpectedly and displays E6; may occur more often in cold or hot weather.
|
Motor Overload / Thermal Protection Triggered | View Details |
| E7 |
Sommer opener display shows E7 and the unit will not respond to open/close commands.
|
Internal Control Board Fault / Firmware Error | View Details |
| E8 |
Display shows E8 and the opener light flashes; door may move a short distance then stop.
|
Encoder Signal Error / Position Feedback Fault | View Details |
| E9 |
Sommer opener shows E9 and will not accept new programming or operate normally.
|
Non‑Volatile Memory Error | View Details |
| – |
Door closes fully then immediately reverses and opens again; opener light may flash but no code is displayed.
|
Over‑travel / Floor Impact Misinterpreted as Obstruction | View Details |
| – |
Door opens by itself or closes unexpectedly without any command.
|
Unintended Activation / Interference | View Details |
| – |
Door opens fully but then slowly drifts closed a few inches when disconnected from opener.
|
Door Out of Balance / Weak Springs | View Details |
| – |
Door opens normally but will not close from remote or keypad; only closes from wall button.
|
Partial Safety Lockout via Sensors | View Details |
| – |
Door starts to open or close then reverses immediately without reaching the end of travel; no error code shown.
|
Force Reversal Due to Obstruction or Sensitivity | View Details |
| – |
Door stops a few inches short of fully open or fully closed, consistently, without showing an error.
|
Mis‑set Travel Limits | View Details |
| – |
Door will not close from remote; will only close if wall button is held down continuously.
|
Safety Sensor Circuit Not Satisfied | View Details |
| – |
Garage door opener hums but does not move the door; humming stops after a few seconds.
|
Stalled Motor or Jammed Carriage | View Details |
| – |
Garage door will not open or close at all; no motor sound, but opener has power (LEDs or light are on).
|
Control Circuit or Wall Control Inhibit | View Details |
| – |
Garage door will not open; motor runs briefly but carriage does not move along the Sommer rail.
|
Disengaged or Stripped Drive Carriage | View Details |
| – |
Loud grinding or scraping noise from the rail area during operation.
|
Worn or Damaged Drive Carriage / Rail | View Details |
| – |
Opener beeps or flashes a pattern but there is no movement; manual indicates service is required but no numeric code is shown.
|
General Protection Shutdown | View Details |
| – |
Opener emits a burning smell or visible smoke during or after operation.
|
Electrical Overheating / Component Failure | View Details |
| – |
Opener light does not turn on during operation or stays on constantly.
|
Courtesy Light Circuit Fault | View Details |
| – |
Opener light flashes but motor does not run when trying to close; sensors appear aligned.
|
Sensor Bypass or Wiring Fault | View Details |
| – |
Opener operates normally but door reverses when it is very cold or very hot outside.
|
Temperature‑Sensitive Force / Travel Issues | View Details |
| – |
Opener runs but door only opens a few inches and then stops; manual operation feels very heavy.
|
Door Counterbalance Failure | View Details |
| – |
Opener vibrates excessively and shakes the ceiling or rail during operation.
|
Improper Mounting / Insufficient Support | View Details |
| – |
Opener works from wall button but not from any remote or keypad, even after battery replacement.
|
Radio Receiver Failure | View Details |
| – |
Remote controls have very short range or only work when very close to the Sommer opener.
|
Weak Radio Reception | View Details |
| – |
Wall control LEDs are off and it does not operate the opener, but remotes still work.
|
Wall Control Power/Wiring Failure | View Details |
| – |
Wireless keypad will not operate the door, but remotes and wall button work normally.
|
Keypad Programming or Hardware Failure | View Details |
No matching codes found
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