Skylink
Skylink 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
Garage door opener will not respond to wall console or remote; 7‑segment display or LED shows E1
Safety Sensor Alignment/Obstruction Fault
E10
Opener beeps and stops; display shows E10 after several cycles
Thermal Overload / Over‑Cycling Protection
E11
Backup battery indicator flashing; E11 or battery icon error on control panel
Backup Battery Low or Not Detected
E12
Wi‑Fi or smart app cannot connect to opener; E12 or network icon error on Skylink smart models
Wi‑Fi Module / Network Configuration Fault
E13
Door reverses immediately after reaching fully open or fully closed; E13 displayed
Position Sensor / Encoder Fault
E14
Opener light will not turn off or will not turn on; E14 or lamp icon error
Light Relay / Lamp Circuit Fault
E15
Keypad will not program or operate door; E15 or keypad icon error on some Skylink models
Wireless Keypad Communication / Programming Fault
E16
Door stops randomly mid‑travel without reversing; E16 displayed intermittently
Intermittent Power / Voltage Drop Fault
E17
Door opens but will not close from remote; must hold wall button continuously; E17 or flashing sensor indicator
Safety Sensor Override / Constant‑Pressure Close Mode
E18
Door moves a few inches then stops; multiple beeps; E18 displayed
Force Calibration / Auto‑Set Failure
E19
Door opens or closes partially then reverses; E19 or similar obstruction code
Obstruction / Force Reversal Triggered
E2
Door will not close from remote; opener beeps and reverses; display shows E2
Down Travel Limit Not Set or Lost
E20
Opener does not respond; display shows E20 or blank with only a faint LED
Low Voltage / Internal Power Supply Failure
E3
Door stops and reverses a few inches after starting to close; opener flashes E3
Excessive Closing Force / Obstruction Detected
E4
Door will not open fully or stops mid‑travel; opener shows E4
Up Travel Limit Not Set or Travel Range Exceeded
E5
Opener hums briefly but door does not move; E5 displayed or LED flashes 5 times
Motor Overload or Stalled Motor
E6
Remote controls and keypads do not program; display shows E6 during learn process
Radio Frequency (RF) Receiver / Learn Circuit Fault
E7
Wall console unresponsive or displays error; opener shows E7
Wall Console Communication Error
E8
Opener lights flash repeatedly and unit will not run; E8 indicated
Safety Sensor Wiring Short / Open Circuit
E9
Opener runs but door does not move; E9 or similar travel error displayed
Trolley Disengaged or Travel Carriage Fault
Symptom
Door closes then immediately reopens a few inches
Back‑Drive or Spring Tension Issue
Symptom
Door opens but will not close when using car’s built‑in HomeLink/Car2U buttons
Vehicle Transmitter Compatibility / Programming Issue
Symptom
Door opens by itself or operates unexpectedly without any command
Unintended Operation / RF Interference or Stuck Control
Symptom
Door opens normally but struggles or stalls when closing
Closing Load Imbalance / Track or Hinge Binding
Symptom
Door opens or closes jerkily, with sudden starts and stops
Uneven Drive or Travel Control Issue
Symptom
Door reverses at the floor and does not stay closed, even though nothing is in the way
Misadjusted Down Force or Limit / Floor Contact Sensitivity
Symptom
Door starts to open then immediately closes again, or bounces at the top
Up Limit Overtravel / Header Interference
Symptom
Door will not open at all; opener does nothing when remote or wall button is pressed
No‑Start Condition
Symptom
Garage door opener runs but door is very noisy (grinding, rattling, or squealing) during operation
Noisy Operation / Drive Train Wear
Symptom
Opener beeps but does not move the door when using smartphone app
Cloud/App Command Received but Motion Inhibited
Symptom
Opener housing becomes excessively hot to the touch after a few cycles
Overheating Motor or Power Supply
Symptom
Opener light flickers or causes remote range to be very short
Electrical Noise / RF Interference from Lighting
Symptom
Opener motor runs but chain/belt does not move
Drive Gear or Sprocket Failure
Symptom
Remote controls have very short range or work only inside the garage
Reduced RF Reception at Opener
Symptom
Water or moisture seen inside opener housing; intermittent operation during damp weather
Moisture Ingress / Corrosion
Symptom
Wireless keypad works only at very close range or intermittently
Weak RF Signal from Keypad
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E1 |
Garage door opener will not respond to wall console or remote; 7‑segment display or LED shows E1
|
Safety Sensor Alignment/Obstruction Fault | View Details |
| E10 |
Opener beeps and stops; display shows E10 after several cycles
|
Thermal Overload / Over‑Cycling Protection | View Details |
| E11 |
Backup battery indicator flashing; E11 or battery icon error on control panel
|
Backup Battery Low or Not Detected | View Details |
| E12 |
Wi‑Fi or smart app cannot connect to opener; E12 or network icon error on Skylink smart models
|
Wi‑Fi Module / Network Configuration Fault | View Details |
| E13 |
Door reverses immediately after reaching fully open or fully closed; E13 displayed
|
Position Sensor / Encoder Fault | View Details |
| E14 |
Opener light will not turn off or will not turn on; E14 or lamp icon error
|
Light Relay / Lamp Circuit Fault | View Details |
| E15 |
Keypad will not program or operate door; E15 or keypad icon error on some Skylink models
|
Wireless Keypad Communication / Programming Fault | View Details |
| E16 |
Door stops randomly mid‑travel without reversing; E16 displayed intermittently
|
Intermittent Power / Voltage Drop Fault | View Details |
| E17 |
Door opens but will not close from remote; must hold wall button continuously; E17 or flashing sensor indicator
|
Safety Sensor Override / Constant‑Pressure Close Mode | View Details |
| E18 |
Door moves a few inches then stops; multiple beeps; E18 displayed
|
Force Calibration / Auto‑Set Failure | View Details |
| E19 |
Door opens or closes partially then reverses; E19 or similar obstruction code
|
Obstruction / Force Reversal Triggered | View Details |
| E2 |
Door will not close from remote; opener beeps and reverses; display shows E2
|
Down Travel Limit Not Set or Lost | View Details |
| E20 |
Opener does not respond; display shows E20 or blank with only a faint LED
|
Low Voltage / Internal Power Supply Failure | View Details |
| E3 |
Door stops and reverses a few inches after starting to close; opener flashes E3
|
Excessive Closing Force / Obstruction Detected | View Details |
| E4 |
Door will not open fully or stops mid‑travel; opener shows E4
|
Up Travel Limit Not Set or Travel Range Exceeded | View Details |
| E5 |
Opener hums briefly but door does not move; E5 displayed or LED flashes 5 times
|
Motor Overload or Stalled Motor | View Details |
| E6 |
Remote controls and keypads do not program; display shows E6 during learn process
|
Radio Frequency (RF) Receiver / Learn Circuit Fault | View Details |
| E7 |
Wall console unresponsive or displays error; opener shows E7
|
Wall Console Communication Error | View Details |
| E8 |
Opener lights flash repeatedly and unit will not run; E8 indicated
|
Safety Sensor Wiring Short / Open Circuit | View Details |
| E9 |
Opener runs but door does not move; E9 or similar travel error displayed
|
Trolley Disengaged or Travel Carriage Fault | View Details |
| – |
Door closes then immediately reopens a few inches
|
Back‑Drive or Spring Tension Issue | View Details |
| – |
Door opens but will not close when using car’s built‑in HomeLink/Car2U buttons
|
Vehicle Transmitter Compatibility / Programming Issue | View Details |
| – |
Door opens by itself or operates unexpectedly without any command
|
Unintended Operation / RF Interference or Stuck Control | View Details |
| – |
Door opens normally but struggles or stalls when closing
|
Closing Load Imbalance / Track or Hinge Binding | View Details |
| – |
Door opens or closes jerkily, with sudden starts and stops
|
Uneven Drive or Travel Control Issue | View Details |
| – |
Door reverses at the floor and does not stay closed, even though nothing is in the way
|
Misadjusted Down Force or Limit / Floor Contact Sensitivity | View Details |
| – |
Door starts to open then immediately closes again, or bounces at the top
|
Up Limit Overtravel / Header Interference | View Details |
| – |
Door will not open at all; opener does nothing when remote or wall button is pressed
|
No‑Start Condition | View Details |
| – |
Garage door opener runs but door is very noisy (grinding, rattling, or squealing) during operation
|
Noisy Operation / Drive Train Wear | View Details |
| – |
Opener beeps but does not move the door when using smartphone app
|
Cloud/App Command Received but Motion Inhibited | View Details |
| – |
Opener housing becomes excessively hot to the touch after a few cycles
|
Overheating Motor or Power Supply | View Details |
| – |
Opener light flickers or causes remote range to be very short
|
Electrical Noise / RF Interference from Lighting | View Details |
| – |
Opener motor runs but chain/belt does not move
|
Drive Gear or Sprocket Failure | View Details |
| – |
Remote controls have very short range or work only inside the garage
|
Reduced RF Reception at Opener | View Details |
| – |
Water or moisture seen inside opener housing; intermittent operation during damp weather
|
Moisture Ingress / Corrosion | View Details |
| – |
Wireless keypad works only at very close range or intermittently
|
Weak RF Signal from Keypad | View Details |
No matching codes found
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