Brake Master cylinder bench bleed?

Tiny
CWILSON911
  • MEMBER
  • 1997 TOYOTA 4RUNNER
  • 3.4L
  • V6
  • 2WD
  • AUTOMATIC
  • 341,000 MILES
Bought a used Toyota master cylinder. When bench bleeding only one of the lines will work. I got all air out of that one but nothing from other? Please help.
Sunday, January 14th, 2024 AT 8:38 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,690 POSTS
It sounds like the brake master cylinder is bad, but I need to ask, there are two stages inside the master did you push through both stages? Here is a video and guide to help us see what's going on:

https://youtu.be/WDxvEQrMkBg?si=uLb1B7BxT_X-6SMj

and

https://www.2carpros.com/articles/how-to-replace-a-brake-master-cylinder

Please upload pictures or videos of the problem so we can see what's going on.
SPONSORED LINKS
Was this
answer
helpful?
Yes
No
Sunday, January 14th, 2024 AT 1:36 PM

Please login or register to post a reply.

Related Brake Master Cylinder Bleed Content

Brake Master Cylinder Replacement
GUIDE
Brake Master Cylinder Replacement
The brake master cylinder is the most important part of the brake system and is used to pressurize the hydraulic brake caliper and wheel cylinders which apply pressure to...
VIEW MORE

Sponsored links