Life fitness t3 works great except the incline won't incline and console reads incline off....

SOURCE: I have a life fitness T3 showing an error code 5.

running error

SOURCE: error 1 message on older life fitness t3 treadmill

Error 1 - Start up error. This is caused because the belt was commanded to move and the opto (speed sensor on the motor) has not seen any movement or the belts movement was interrupted prior to it reaching its commanded speed. To fix Verify opto operation in Diagnostics, Motor Test
Mode, Section 2. Verify DC voltage at connector P6 pins 1 and 2. Verify that LED 4 on the Motor Controller flashes as the motor moves. Let me know if you need any more help. Fitness Fix-It

SOURCE: I have a Life Fitness T3-0 which shows a

FET Stuck on Error / Err 5 - This error is probably caused by the driver transistor on the motor controller is detected to be shorted out. The fix is replacing the motor controller.

SOURCE: FET Error

FET error is caused by a short in the driver transistor on the motor controller. Unfortunately, the fix for this is to replace the motor controller.

SOURCE: Fet error message

The FET error message is caused by the driver transistor on the motor controller has shorted out. Unfortunately, the fix is replacing the motor controller.