Why do my SRAM eTap AXS disc brake pads rub?

Over time, dirt and grime can keep caliper pistons from moving freely and even cause excessive brake noise. 

To help you achieve the best brake performance, we created this eTap AXS Disc Brake Troubleshooting guide.

Symptoms covered in the guide are as follows:

1. Sticky pistons/pad rub/uneven pad advancement
2. Lever pulls to handlebar
3. New brake with no power
4. Brake noise