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Questions tagged [bltouch]

For questions about the BLTouch automatic leveling sensor for 3D Printers.

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Bed leveling suggestions given this mesh generated by BLTouch

The printer is a Creality CR-10 S5. Marlin 2.0.7.2 Here is the highest point. Deepest valley Further the leveling screws on the right X0,0 and X=0, Y=467 are barely at the very bottom of the screw. ...
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G29 Error results in SLOW Probe fail! - Triggered early

I am having an issue with my BLTouch when autoleveling. It fails and I received: SLOW Probe fail! - Triggered early. However, it seems to work correctly with G28 (...
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1 answer
52 views

When Z-axis is autohoming the print head moves too far to the right and starts grinding

Installing BLTouch on Ender 3 with SKR Mini E3 v2 motherboard, flash the firmware and do the first autohome, X and Y-axis autohome to the endstops just fine, but then the print head moves to the ...
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2 votes
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34 views

Marlin + BLTouch layer compression

I have an Ender 3 Pro which I recently added an SKR Mini E3 v2.0 with Marlin and BLTouch. I have run into an odd issue where roughly the first 10 mm of the print are compressed into ~7 mm of Z height....
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1 answer
50 views

Ender 3 with BLTouch ignores Z0

I have a problem with my E 3nder3 (3DTouch, Skr mini e3 v1.2, Dragon hotend with afterburner mount, other parts are original), where after using ABL, at the start of the print the Z-axis just seems to ...
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2 votes
1 answer
119 views

Only Z offset for BLTouch?

I'm having a hard time getting my Ender 5 Plus (I'm using stock firmware 1.70.2 BL) trammed and in the pursue of that I decided to check my probe offset values. As it seems there is only a Z offset ...
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1 answer
290 views

G29 UBL G-code - every request levels bed? [duplicate]

Every time I issue a G29 command the printer runs through all its multi-point/probing bed leveling routine. Is this normal? or can I issue one ...
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Ender 5 BlTouch Install

I just installed a BLTouch on my Ender 5 but I'm having trouble installing/editing the firmware. After watching a few YouTube videos, I figured going to the GitHub BTT Marlin repository (because I ...
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449 views

BLTouch not working on Creality Ender 3 Pro

When starting the printer, the bed leveling sensor does its little startup thing and then lights up static red. When pressing Level Bed or Auto Home it homes X and Y and after that sends the Z-axis ...
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69 views

Wires in BLTouch connector are loose, how to fold a crumpled pin

I'm trying to install BLTouch on my Ender 3 Pro but I've been pulling the cables in and out so many times that crimp pins (I think that is what they are called, I mean the little metal bits crumpled ...
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2 votes
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283 views

Using the BLTouch to assist with manual bed levelling?

I struggle with paper levelling and find it to be excessively coarse and unspecific. I bought a 3DTouch, but I still need to make the bed generally level using the knobs. Otherwise, the print will be ...
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410 views

Why is my 3D printer making a loud knocking sound after installing BLTouch?

Everything was working perfectly until I installed the BLTouch. After installing it every time I print it makes a loud knocking/clicking sound. Does anyone know how to fix this? I am using a Neptune 2 ...
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1 vote
1 answer
342 views

Ender 3 board 4.2.2 BLTouch 3.1 crashes into bed during autoleveling

I'm trying to install a BLTouch probe. I have an Ender 3 Pro with 4.2.2 board and I’m trying to connect a BLTouch 3.1 to it. I've bought a generic (but authentic) BLTouch instead of a Creality kit. I'...
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2 votes
2 answers
228 views

Can't make Ender 3 V1 Level

I have an Ender 3 V1 with a glass Creality plate. I was having difficulty using manual levelling and my prints were struggling, so I ordered a 3DTouch. I have installed the 3DTouch and used Creality's ...
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1 vote
1 answer
81 views

Creality CR-10S Pro V2 Auto Bed Leveling probe sticks

My CR-10 is only a couple of months old. It came factory fitted with auto bed leveling. Recently, the bed leveling probe has stuck in the withdrawn position whilst it is measuring prior to a print. ...
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1 vote
1 answer
243 views

Ender 3 v2 BLTouch pushing too far in X axis

I'm having issues with my Ender 3 V2 after installing the BLTouch sensor and flashing the firmware. I downloaded the precompiled firmware from Creality's site for the 4.2.2 board. The thing is, ...
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2 votes
1 answer
224 views

BLTouch collides with side of bed when starting print AFTER leveling

Okay, this one is a bit weird as everything else on the printer (for the most part at least...) is working perfectly. Some minor adjustments here and there are needed but this issue has shown up ...
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56 views

Ender 3 BLTouch working but with random red flashing?

I've got an Ender 3 with 1.1.4 mainboard - recently bought a Creality BLTouch (v2 because of the 8-bit board), fitted, flashed the firmware (1.1.6) and all appears to be working... however... I get ...
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42 views

Stripe down the middle of BLTouch mesh is somehow not level

I'm fairly new to 3D printing, but I've had my Ender 3 V2 for some time and have made some upgrades to it, including a BLTouch module and some non-stock firmware that seemed to really help. Now, I can'...
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142 views

Creality Ender 3 v2 and BLTouch v3.1 - issues with x, y axis - crashing to the printer's frame

after installing BLTouch v3.1 on my Creality Ender 3 v2, I am facing the issue with x and z axis. During auto bed leveling seems like printer is trying to go outside x, y position of bed and make ...
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837 views

Ender 3 V2 & BLTouch with Jyers firmware not compensating

I got the Jyers firmware to upgrade my Ender 3 V2 and added a BLTouch. I got it up and running, followed most of the tutorials on the internet and videos, and uncommented all that was needed. The ...
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200 views

Ender 5 plus - leveling

My Ender 5 plus developed a strange issue. The printer is always moving the bed a couple of mm from the nozzle. I have releveled the bed a couple of times, that does not solve it. I did also a manual ...
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2 votes
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434 views

BLTouch homing correct, but nozzle hits bed during print

So I have this exact problem as in this thread: BLTouch calibrated, nozzle still dives into the bed But I don't see a clear solution to that question, or I don't understand. After correct calibration ...
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2 votes
1 answer
1k views

How to make Ender 5 use BLTouch probe for Z homing?

Backstory I set up the BLTouch module as explained in the guide that came with it - that included unplugging the Z axis switch, and replacing it with a pair of wires from the BLTouch module. I managed ...
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2 votes
1 answer
2k views

BLTouch clone will not deploy, stow, or deploy when homing or auto leveling

I have 2 printers, an Artillery Sidewinder X1 and an Ender 3 that both have BLTouch sensors installed. This post is about the one (BLTouch clone, the probe is a Smart v3.1 sensor) installed on my ...
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1 vote
1 answer
242 views

First half of the prints are getting stretched on the Z axis

I have an Ender 3 Pro with a BLTouch 3.1 attached and I have this weird problem. Whatever I print, whether it's a 3rd party STL ...
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5 votes
0 answers
133 views

BLTouch not probing all points and motors making really loud noises since rebuild of latest Marlin (new hot end installed and BLTouch)

Please listen to this video, which illustrates the issue, with the sound on. Link to configuration.h and configuration_adv.h ...
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4 votes
2 answers
741 views

Creality Ender 3 Pro - Z travel issue with TH3D firmware

TLDR - I’ve just driven myself insane trying to fix what I thought was a physical problem with my Z-axis, but it seems to have been solved by switching from the TH3D firmware to the Creality firmware. ...
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2 votes
0 answers
115 views

Z-axis rising from bed after BLTouch and homing

I have an old Ender 3 printer. I have let it sit for a year without anything to print. Nothing major has happened to it like falling or setting things on the printer. It has an old BLTouch. I set up ...
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2 votes
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63 views

CoreXY mesh probing issue

I am trying to compensate for bed leveling by measuring a mesh with my Z probe, a BLTouch, and I am unable to do so. I am using RepRap firmware version 3 and have a CoreXY printer. The first thing I ...
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5 votes
1 answer
420 views

Automatic Bed Leveling (ABL) with a sensor (BLTouch, inductive, capacitive), how does it work?

A frequently discussed update to a 3D printer is the so-called leveling sensor; this sensor can be inductive, capacitive, optical or mechanical (i.e pressure or physically touching, like a BLTouch). ...
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4 votes
2 answers
338 views

BLTouch always shows high on right side of the plate

My BLTouch was working great. Until one day, it just started showing the right side as being high on every read. I've tried leveling many times manually and with the BLTouch. But every time I use the ...
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20 views

BLTouch goes behind print bed

I want to install Marlin 2.0 on my CR20 Pro but when I try to level the bed it goes behind the bed (in my direction on the Y axis). Here is my bed config: ...
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1 vote
1 answer
479 views

Ender 5+ stops while bed leveling

My Ender-5 Plus has started failing. The simplest path to failure is: Power On Settings ▶ Leveling (wait till complete) Tap measuring The first zone will measure properly, then when starting to ...
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2 votes
1 answer
802 views

What would cause magic smoke with a BLTouch installed?

I decided to purchase a BLTouch for my Ender 3 V2. I did all the physical installation of the BLTouch at the same time as adding LED lighting. I plugged in the power to test the lighting (BLTouch was ...
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2 votes
5 answers
536 views

BLTouch type sensor Z not compensating

I have a BLTouch clone (3DTouch) on my printer (Artillery Sidewinder X1). I installed it on the printer ages ago and has been working fine since. Recently, I did a BTT smart filament sensor upgrade. I ...
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  • 179
0 votes
2 answers
2k views

BLTouch not levelling correctly (it does seem to work, just not accurately enough)

My setup Ender 3 Creality glass bed Creality 3D BL Touch auto bed levelling kit v1 Creality 3D silent mainboard v4.2.7 OctoPrint running on a Raspberry Pi 4 connected over USB (with the 5 V pin ...
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1 vote
1 answer
1k views

How do I change Z safe homing coordinates in the G-code , not in Marlin

I bought a Vivedino T-Rex 3 not realizing it doesn't have continue after power failure. I am over it. What I usually do is keep the part away from the home position so if it crashes I can continue ...
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1 vote
1 answer
221 views

Problem with BLTouch on Ender 3 Pro

I'm having some problems with my BLTouch. Yesterday I got the 4.2.7 silent board delivered as well as the BLTouch and a glass bed. I was able to install the silent board without a problem and ...
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1 vote
0 answers
485 views

Ender 3 Pro with BLtouch + BigTreeTech Auto level not compensating

As the title says, I have an Ender 3 Pro + BLtouch v3.1 and BigTreeTech SKR mini E3 v2.0. I have the SKR loaded with "firmware-bltouch-for-z-homing.bin" but my printer does not seem to be ...
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1 vote
1 answer
126 views

First layer problem

I have Ender 3 v2 with BLTouch and Marlin 2.0.x software There is a problem on the first layer it allows come wrong the last problem I have it is the first layer it is not constant on the bed it comes ...
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1 vote
0 answers
49 views

Ender 3 Pro firmware upgrade fails

Problem with Creality v1.1.4 (Ender 3 Pro) and BLTouch (Creality V1 mainboard - upgraded version). Error when attempting the firmware upgrade. After downloading and executing ...
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4 votes
1 answer
169 views

Marlin is restarting when pins 5 Vcc are enabled and has a servo motor connected (RAMPS 1.4)

My printer uses an ATMega 2560 with a RAMPS 1.4 shield, A4988 stepper drivers and a 2004 controller LCD interface. The PSU is 360 W (12 V, 30 A). I bought a BLTouch for my printer, but when installing,...
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2 votes
0 answers
178 views

Ender 3 v2 with Ender 400XL extender and BLTouch not working after installation

I have an Ender 3 v2 and just installed the Ender Extender 400XL and a new BLTouch. I need to modify firmware for the new dimensions of 400x400x500 mm for the new kit. I changed all that and it seems ...
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2 votes
2 answers
1k views

How do I know if my BLTouch is faulty or firmware is faulty?

I just got the Ender 5 Plus with BLTouch set up today. I was having some massive issues and determined that my leveling was off because the BLTouch was flashing red and not connecting. When I turn on ...
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2 votes
1 answer
483 views

BLTouch not covering the whole bed area

My problem is that the BLtouch doesn't probe the whole bed, in which the probe starts from the left edge and stops at the middle of the bed. I'm using Marlin 2 software and this the code in the ...
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2 votes
2 answers
534 views

First layer Z-offset in G-code

In slicer G-code is it possible to set the probe Z offset for the first layer only? For my stock E3 plate I find -4.125 mm best however for glass I need to go to -4.175 mm for the first layer to get ...
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2 votes
0 answers
201 views

3DTouch: G-code to temporarily change probe points and Z home?

I am using a BLTouch clone (3DTouch), and with G28 and G29 in Simplify3D it auto-detects Z home right in the center of the bed ...
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2 votes
0 answers
96 views

Ender 3 Pro with BLTouch, partially completes ABL sequence then locks up

I have had an Ender 3 Pro for the last year, and put a BLTouch on it about 6 months ago. With the BLTouch installed for the last 6 months, I have successfully completed hundreds of prints with no ...
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1 vote
0 answers
1k views

BLTouch does not compensate for bed level correctly

Printer: Anycubic Mega S. Mods: BLTouch, Dual material with G-code-powered switch. Firmware: Marlin 2.0 A couple of weeks ago I had a print failure when printing PETG. Now whenever I use auto bed ...
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