[s-cars] Brake light stays on.

[Mark Strangways]

Did you check the fluids ?

Mark S
----- Original Message ----- 
From: "Jack Gagnon" <bullitt at gwi.net>
To: "S-Car-List" <s-car-list at audifans.com>
Sent: Sunday, January 16, 2005 11:01 PM
Subject: [s-cars] Brake light stays on.


> Hello,
>
> I am having trouble with my 92 S4.  The brake light does not go off no 
> mater
> how long I run the car.  It used to stay on for 10-30 seconds in the 
> morning
> and then stay off for the rest of the day.  It behaved like this for about
> two-three years of use.
>
> Just yesterday, it decided to stay on for good and I don't have power 
> brakes
> after the first or second application of the brakes.  I suspect the
> hydraulic pump, but the steering feels fine and I cracked the high 
> pressure
> line and the fluid squirts out just fine.
>
> Could it be a stuck valve pressure relief valve in the bomb?  Is it the
> servo in the master cylinder? or is it the pump.  I can feel the brake 
> pedal
> pulsate a little when the assist is used up.
>
>
> I have a bad feeling that this on could cost me a lot of money if it is 
> not
> diagnosed properly.
>
> Any help is appreciated.
>
> Thanks
>
> Jack
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