Troubleshooting

Error codes, diagnostics, and problem-solution articles for commercial fitness equipment.

Precor

Error Code 22 indicates the control board is not receiving a speed signal from the motor. Common on the 956i and 966i models.

Error Code 41 indicates an incline motor or sensor issue. The treadmill cannot verify the incline position.

Troubleshooting steps when a Life Fitness treadmill shows no display or won't power on.

Steps to diagnose and fix a StairMaster Stepmill that has no display output.

Error Code 6 on Star Trac treadmills indicates a speed sensor malfunction.

Troubleshooting common problems with Schwinn Airdyne fan bikes including noise, resistance, and console issues.

Complete error code list for True Fitness treadmills with causes and solutions.