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MarianaWestminster



Member Since: 14 Jun 2018
Location: UK
Posts: 632

United Kingdom 
Low brake pedal / brake pedal travel after bleeding

hi all,

I've just replaced the rear flexible hoses on my 2010 3.6 TDV8 as one side was leaking at the metal section mounted to the upper control arm.

I have bled the system starting n/s rear, o/s rear, n/s front and finally o/s front. (Father in the car operating the pedal)

The brakes used to come in at about half way down the pedal but now they are lower but doesn't feel spongy.

I should note my car has 6 pot brembos fitted to the front as per supercharged.

Is there anything else I can try or do I just need to bleed again?

My brakes have never come in at the top of the pedal like owners of 6 pot equipped cars suggest so maybe there is an issue elsewhere?

Many thanks

Post #550782 18th Apr 2020 1:10pm
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Haylands



Member Since: 04 Mar 2014
Location: East Yorkshire
Posts: 8121

England 2014 Range Rover Autobiography SDV8 Loire Blue

Has the fluid been changed when due..? If you don't change it water gets in the system and can corrode inside the master cylinder, under normal use the piston only moves a short way and keeps the seal and cylinder wall at that position clean. When you bleed it the piston moves its entire stroke, any corrosion will damage the piston seal and lead to a small internal leak, this can lead to a low pedal and eventually a visible leak, there have also been cases of the seal flipping over as you ask it to make the full travel...

Just one possibility... could be a host of issues... have you had a code read.... Pete

__________________________________________________
2014 L405 Autobiography SDV8 4.4 Loire Blue Ebony interior
2011 L322 Vogue SE 4.4 TDV8 Baltic Blue. Parchment over Navy Interior. Sold
2012 L322 Autobiography 5.0 Supercharged Ipanema Sand, Jet Interior. Sold
2002 L322 Vogue 4.4 V8 Epson Green, Ivory over Aspen Interior (Fatty Offroader) Sold
-Click for Project Fatty off roader-

Post #550797 18th Apr 2020 2:27pm
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umitbat



Member Since: 06 Jan 2010
Location: Space
Posts: 433

A Trap 2010 Range Rover HSE TDV8 Atacama Sand

I experienced same thing after pad change.
Some bleeding helped in my situation. 2010 3.6tdv8 180k km.
sold 06 td6 160k
Sold 03 td6 260k

Post #550827 18th Apr 2020 4:46pm
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nino_nino



Member Since: 29 Mar 2015
Location: pocitelj
Posts: 690

Bosnia Herzegovina 2012 Range Rover Autobiography Black TDV8 Santorini Black

https://www.fullfatrr.com/forum/topic44822.html 2012 TDV8 Black Edition
2000 Disco. TD5
1975 series III

Post #550906 19th Apr 2020 6:49am
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MarianaWestminster



Member Since: 14 Jun 2018
Location: UK
Posts: 632

United Kingdom 

Thanks for the tips everyone.

I rebled the system yesterday using a Gunson Ezibleed which uses pressure from the spare tyre to force fluid through the system.

Brakes feel much better now 👍

Post #551133 20th Apr 2020 5:35pm
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Haylands



Member Since: 04 Mar 2014
Location: East Yorkshire
Posts: 8121

England 2014 Range Rover Autobiography SDV8 Loire Blue

Glad you're sorted, just keep an eye on the level, having said that, don't bother it will warn you if it gets low...!! Pete

__________________________________________________
2014 L405 Autobiography SDV8 4.4 Loire Blue Ebony interior
2011 L322 Vogue SE 4.4 TDV8 Baltic Blue. Parchment over Navy Interior. Sold
2012 L322 Autobiography 5.0 Supercharged Ipanema Sand, Jet Interior. Sold
2002 L322 Vogue 4.4 V8 Epson Green, Ivory over Aspen Interior (Fatty Offroader) Sold
-Click for Project Fatty off roader-

Post #551140 20th Apr 2020 5:55pm
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