Did you bench bleed the brake master before installing it? If not, this needs to be done. Please check out the video below.
This guide can help as well:
If the brake master was bled, then you have air stuck in the ABS unit so the valves inside the unit will need to be held open while you bleed the system. Please check out this video to show you how:
Please let me know how it goes.
Monday, February 20th, 2023 AT 12:24 PM