87 5ktq ... wierd brake problem

[Simon Allcorn]

Does the car have ABS ?

My old 87 coupe quattro had similar symptoms to this but after the first
press of the brake (solid no effect) the ABS would then turn off and the
brake's would work fine all be it with no ABS.

> -----Original Message-----
> From:	Beatty, Robert [SMTP:BeattyR at ummhc.org]
> Sent:	Monday, February 05, 2001 2:38 PM
> To:	'quattro at audifans.com'
> Subject:	87 5ktq ... wierd brake problem
> 
> Hey gang,
> 
> Problem I'm having is this....
> 
> Ocasionally when starting the car in the morning, the brake pedal is VERY
> hard, as if the hydralic pump wasnt working at all.  It does NOT happen
> every day perhaps 1 day in 10.  After one hard application of the brakes,
> the problem is gone and I experience no other symptoms other than the
> Autocheck brake symbol coming on.  However, that also comes on prolly 1
> day
> every 3 after approx 30 seconds of running time.  I know my bomb needs to
> be
> replaced as it doesnt last more than 7 or 8 pumps.  Is this problem
> related
> to the bomb or is there something else going on?  Most everything else in
> the brakes is new.  Rebuilt G-60's/new rotors,  New MC,  I'm on my 3rd
> hydralic pump in a year though (all of them used however)  I have replaced
> what o-rings were reachable while the pump was on the motor and have also
> replaced the supply line from the pump to the steering rack.  I currently
> dont have any noticeble hydralic or brake fluid loss.
> 
> Any ideas on this?  Is it the bomb?
> 
> Thanks in advance.
> 
> Rob