Craftsman DC motor garage door opener error codes

Craftsman

These error code explanations can help you diagnose a problem with your Craftsman 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.

Craftsman garage door openers with a DC motor flash the up arrow and down arrow to indicate a component failure.

Error Code
Condition
DIY advice
1 Up flash, 1 Down flash

Safety sensors are not installed, connected or sensor wires are broken

Check/Repair

Inspect the safety sensor wire connections on the motor unit and reconnect any loose wires. Examine the sensor wires for damage or breaks. Repair or replace damaged wires. Replace the safety sensors if defective.

How-to help
Possible parts
Safety sensor wire, safety sensor kit
1 Up flash, 2 Down flashes

Safety sensor wires are shorted or reversed

Check/Repair

Inspect safety sensor wires for incorrect connection to the control panel. Connect the wires properly. Check the safety sensor wiring for damage. Repair or replace damaged wiring.

Possible parts
Safety sensor wire
1 Up flash, 3 Down flashes

Wall control defective or wall control wires are broken

Check/Repair

Examine the wall control wires. Reconnect loose wiring connections. Repair or replace damaged wires. Replace the wall control if defective.

How-to help
Possible parts
Wall control wire, wall control
1 Up flash, 4 Down flashes

Misaligned or obstructed safety sensors

Check/Repair

Realign the safety sensors so the LED lights on both sensors turn on. Remove any obstruction between the sensors.

Possible parts
1 Up flash, 5 Down flashes

Defective logic board or travel module

Check/Repair

Unplug the garage door opener and check the wire connections between the logic board and the travel module. Reconnect any loose wires and repair any broken wires. If the door only moves 6 to 8 inches and stops, replace the travel module. Replace the logic board if it doesn't send current to the motor when you activate the opener.

How-to help
Possible parts
Travel module, logic board
3 Up flashes, 3 Down flashes

Defective logic board

Check/Repair

Unplug the garage door opener and replace the logic board.

How-to help
Possible parts
Logic board
4 Up flashes, 1 Down flash

Garage door binding on tracks or obstruction when closing

Check/Repair

Check for bent door tracks or obstructions in the tracks. Pull the emergency door release to disconnect the garage door from the opener trolley. Open and close the door manually, checking for smooth door operation. Have a garage door repair technician fix the door and tracks if the door binds up on the tracks. Run the garage door opener to move the trolley back and forth along the garage door opener rail to check for binding. Replace the rail or trolley if damaged.

Possible parts
Garage door opener rail, trolley
4 Up flashes, 2 Down flashes

Garage door binding while opening

Check/Repair

Unlock the latch on the garage door if it's engaged. Check for bent door tracks or obstructions in the tracks. Pull the emergency door release to disconnect the garage door from the opener trolley. Open and close the door manually, checking for smooth door operation. Have a garage door repair technician fix the door and tracks if the door binds up on the tracks. Run the garage door opener to move the trolley back and forth along the garage door opener rail to check for binding. Replace the rail or trolley if damaged.

Possible parts
Garage door opener rail, trolley
4 Up flashes, 3 Down flashes

Garage door binding or travel limits not set properly

Check/Repair

Check for bent door tracks or obstructions in the tracks. Pull the emergency door release to disconnect the garage door from the opener trolley. Open and close the door manually, checking for smooth door operation. Have a garage door repair technician fix the door and tracks if the door binds up on the tracks. If the door is okay, program the up travel limit to stop the opener once the door fully opens. Program the down travel limit to stop the door when it touches the floor.

Possible parts
4 Up flashes, 4 Down flashes

Garage door binding or hitting an obstruction

Check/Repair

Remove any obstruction to door travel. Pull the emergency door release to disconnect the garage door from the opener trolley. Open and close the door manually, checking for smooth door operation. Have a garage door repair technician fix the door and tracks if the door binds up on the tracks.

Possible parts
4 Up flashes, 5 Down flashes

Communication error between the travel module and logic board

Check/Repair

Unplug the garage door opener and check the wiring connections between the logic board and the travel module. Reconnect any loose wires or replace the wires if broken. If the wires are okay, replace the travel module.

Possible parts
Travel module, wire
4 Up flashes, 6 Down flashes

Safety sensors temporarily obstructed or misaligned

Check/Repair

Check safety sensor alignment and adjust if necessary. Check for excessive garage door rail vibration. Tighten the rails if loose. Sunlight can interfere with the infrared safety sensor beam. Install sun shields over the safety sensors if you suspect sunlight interference.

Symptoms common to all garage door openers

Choose a symptom to see related garage door opener repairs.

Things to do: check garage door travel, tighten brackets and fasteners, test safety sensors, check travel limits and force limits
Main causes: garage door locked, damaged garage door tracks, up-force setting needs adjustment, RPM sensor failure, bad drive motor
Main causes: loose fasteners, broken brackets, need preventive maintenance, worn drive gears, loose or worn belt, loose chain
Main causes: faulty logic control board, bad RPM sensor, broken gears in the drive system, bad drive motor
Main causes: neighbor's remote programmed at the same time as yours, faulty wall control wiring, bad wall control unit
Main causes: garage door opener misaligned, travel limits need adjustment, bad travel limit switches, faulty logic control board
Main causes: safety sensor beams blocked, safety sensors not aligned, downforce setting needs adjustment, damaged garage door tracks
Main causes: radio interference, weak remote batteries, sunlight interference with safety sensor beams, safety sensors need adjustment

Repair guides common to all garage door openers

These step-by-step repair guides will help you safely fix what’s broken on your garage door opener.

June 20, 2016
By Lyle Weischwill
How to replace a garage door opener battery

The garage door won't move during a power outage if the battery is dead. Here’s how to replace it.

Repair difficulty
Time required
 15 minutes or less
How to replace a chain-drive garage door opener gear and sprocket assembly

Learn how to replace the gear and sprocket assembly on your garage door opener if the drive motor runs but the door won't move.

Repair difficulty
Time required
 60 minutes or less
How to replace a chain-drive garage door opener drive and worm gears

If your garage door won’t move, the drive and worm gears could be broken. This guide will help you replace the gears.

Repair difficulty
Time required
 60 minutes or less

Articles and videos common to all garage door openers

Use the advice and tips in these articles and videos to get the most out of your garage door opener.

May 11, 2018

Garage door won't move: motor and travel troubleshooting video

By Sears PartsDirect staff

Diagnose and repair problems if your garage door won’t move and the motor unit indicator light flashes 5 times.

October 26, 2016

How to repair broken or damaged wires video

By Sears PartsDirect staff

Learn how to repair broken, frayed or damaged wires in your appliances.

March 4, 2015

How to maintain a garage door opener

By Sears PartsDirect staff

Learn what maintenance a garage door opener needs, and when to perform the maintenance.