[urq] Soft Brake Pedal Again :(
Schaible, David
David.Schaible at jrspharma.com
Tue Jun 28 10:31:50 EDT 2005
I don't know how your auto is set up...... but if you have a pressure
regulator in the rear, sometimes you have to jack up the vehicle on the
drivers side (the side where the regulator is located) and bleed the
rear calipers to remove the air, or tapping on it can do it
sometimes....on my '91 20v with abs, it was that stupid pressure
regulator that was holding the air, I bled three times to get a good
pedal.....some people just remove the thing and junction the
lines.......good luck.....brakes are good to have, I like brakes.......
David Schaible
JRS Pharma LP
2981 Rte 22
Patterson, NY 12563
845.878.3414
ALL STATEMENTS IN THIS CORRESPONDENCE ARE CONFIDENTIAL UNLESS OTHERWISE
NOTED
-----Original Message-----
From: spot.ontheroad [mailto:spot.ontheroad at virgin.net]
Sent: Monday, June 27, 2005 4:03 PM
To: Maurits Jonkergouw; Audifans
Subject: Re: [urq] Soft Brake Pedal Again :(
Maurits
Do you have a spare P/Steering pump you can try? Sounds like yours may
be on
the way out. Worth a try if you have one. Doesn't sound like an ABS
problem
to me but I would be interested to know the cause once yu have it
sorted.
All the best
Keith
'87 WR
----- Original Message -----
From: "Maurits Jonkergouw" <urq at moregraphics.nl>
To: "Audifans" <urq at audifans.com>
Sent: Saturday, June 25, 2005 10:55 PM
Subject: [urq] Soft Brake Pedal Again :(
Just fitted the brand new OEM BMC and bled the system (once).
Unfortunately
for me and Mr.Wallet, the pedal feels exactly the same: running engine
_medium force_ moderate soft pedal, engine off: hard pedal. On the other
hand, when I fully lock the steering wheel: running engine _light force_
very soft pedal.
The first thing I noticed though (before the test drive) was the ATF
level
dropped significantly (almost empty) after my first attempt to apply the
brakes with running engine and filled it half way up. Tried a new bomb
test
and the ATF level still refuses to rise and again it only moves 5-10 mm
up
and down each time I pushed the pedal. The fluid does not move at all
when
the engine is running btw.
The very nice man who helped me with the bleeding said the only
possibility
was a faulty ABS pump because it's the only thing left in the system
that
could hold that much air causing the pedal to go down and suggested to
completely bypassing the ABS system by re-routing the hard lines with
new
ones and and see if the problem persists.
What do you think of his theory?
PS my spirited test drive proved a bloody hot steering pump (couldn't
touch
it). Yet another concern?
Thanks.
Regards,
Maurits
1986 GV (Swiss WR)
1985 CGT KV
1982 GL DD
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