next attempt to get brakes working again?

220,000 MILES • 5.4L • V8 • 2WD • AUTOMATIC
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SUNNYSUE48
  • MEMBER
  • 3 POSTS
Have replaced front brakes, master cylinder, and have bleed brakes multiple times. Front passenger side wheel bearing was replaced before any other brake work was done. Have been told now to replace brake booster. Is this the next attempt to get brakes working again?
Apr 16, 2019 at 3:48 AM
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SCGRANTURISMO
  • ✓Experienced Mechanic
  • 4,897 POSTS
Hello,

It is if it is leaking or not helping to build pressure. Your vehicle's
brake system is just like a hydraulic system, and depends on brake fluid, under pressure to squeeze the calipers and apply pressure to the rotors, slowing your vehicle. The brake system must be intact with no leaks for this to happen or else the pressure in the system will bleed off. I have included a link for you to go to down below.

https://www.2carpros.com/articles/brake-pedal-goes-to-the-floor

Please go through this guide and get back to us with what you find out.

Thanks,
Alex
2CarPros
Mar 10, 2021 at 3:15 AM
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SUNNYSUE48
  • MEMBER
  • 3 POSTS
Thank you for your time and attention. I went through the guide you sent and can see no leaks anywhere. Going to have a friend look at the back brakes. So still stumped. But I will update when the back brakes are looked at. Any other suggestions are welcomed.
If after brakes are looked at and they appear fine, I suppose it will be trip to mechanic shop again.
Mar 10, 2021 at 3:15 AM
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SUNNYSUE48
  • MEMBER
  • 3 POSTS
Also, brake fluid reservoir is full. The brake pedal is not being hard to push, it has no resistance at all.
Mar 10, 2021 at 3:15 AM
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SCGRANTURISMO
  • ✓Experienced Mechanic
  • 4,897 POSTS
Hello again,

Okay, you are sure you have bled the brakes completely? You had fluid coming out of the bleeder before you tightened it back up? I would suspect there is air in the lines. These guides can help you fix it.

https://youtu.be/w7gUsj2us0U

and

https://youtu.be/WDxvEQrMkBg

and

https://www.2carpros.com/articles/brake-pedal-goes-to-the-floor

Please run down these guides and report back.

I have included the Ford Factory Troubleshooting Guide for your vehicle's brake system in the diagrams below. Please go through the troubleshooting guide and please get back to us with what you find out, please.

Thanks,
Alex
2CarPros.
Mar 10, 2021 at 3:15 AM
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