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Brake pedal sinking when engine on.

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Old May 22nd, 2019, 08:30   #11
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Last Online: Today 21:25
Join Date: Jun 2007
Location: L/H side

Originally Posted by rowdy View Post
I had this problem on my 2.0d
In my case it was the clutch slave cylinder leaking in the bell housing (difficult to see as not leaving any fluid on the ground as inside bell housing)
The brake pedal would need pumping a few times to get pressure, and led to clutch slip so ended up having clutch, flywheel and slave cylinder replaced.
Keep an eye on dropping brake/clutch fluid level.

I believe slave cylinder may be a recall on some models?
if you have a clutch fluid leak it will not drain the Brake fluid reservoir enough to cause a problem with the brakes as the clutch fluid outlet is well above the MIN level ...
My comments are only based on my opinions and vast experience .
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