# After installing BLTouch: Move exceeds maximum extrusion (11.545mm^2 vs 0.640mm^2)

**URL:** <https://klipper.discourse.group/t/after-installing-bltouch-move-exceeds-maximum-extrusion-11-545mm-2-vs-0-640mm-2/2828>\
**Category:** General Discussion\
**Created:** [May 8, 2022, 12:52am UTC](https://klipper.discourse.group/t/after-installing-bltouch-move-exceeds-maximum-extrusion-11-545mm-2-vs-0-640mm-2/2828 "2022-05-08T00:52:19Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![Sineos](https://yyz2.discourse-cdn.com/free1/user_avatar/klipper.discourse.group/sineos/32/18_2.png) [@Sineos](https://klipper.discourse.group/u/Sineos)\
**Post date:** [May 8, 2022, 8:28am UTC](https://klipper.discourse.group/t/after-installing-bltouch-move-exceeds-maximum-extrusion-11-545mm-2-vs-0-640mm-2/2828/3 "2022-05-08T08:28:05Z")

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It is very unlikely that it is due to your BLTouch. Most likely you (or your slicer) have modified the start gcode. See [[H] Move exceeds maximum extrusion - #2 by Sineos](https://klipper.discourse.group/t/h-move-exceeds-maximum-extrusion/1189/2)

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