3D / BL Touch possible problems and fixes

3d touch is not working, both lights (red and blue) are lighted when sensor is retracted, when erect, the only light that is on is blue. When i want to preform auto

Will a slightly crooked BLTouch cause any issues? : r/Creality

Geeetech BL Touch V3.2 Auto Bed Leveling Sensor Kit for FDM 3D Printer,High Precision BLTouch with 18&100CM Extension Cable Set Accuracy Deviation +/- 0.005mm : Industrial & Scientific

Help] Facing a strange problem where even after extensive bed leveling with hardware (0.2 spacer moving with just a little resistance under the nozzle) and ABL using BL Touch, my first layer

After installing Bl-touch on Ender-3 Max Auto-Home sets too high. New to the world of owning a 3D any suggestions to fix? : r/3Dprinting

Ender 3 creality bl touch bed leveling failure

3D Printer Not Homing - CR / BL Touch Problem - Z axis not moving down

3D / BL Touch possible problems and fixes

3D / BL Touch possible problems and fixes

bed leveling - Ender 3 BLTouch first layer problems - 3D Printing Stack Exchange