[s-cars] argh...first the brake servo, now the rack...

[Ian Duff]

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Best of luck on the brakes stuff, no insight there.

The steering on my S6 clunked a while back, it turned out one of the  
nuts mounting the rack was loose. PITA to diagnose, PITA to get to,  
but a very cheap fix. HTH.

- -Ian.

On  29 Jan 2007, at 9:22:02AM, Peter Schulz wrote:

> Folks:
>
> need the list wisdom advice on three issues...
>
>     * Brake assist issue which I believe to be the brake servo...- I
> replaced the bomb with a recharged unit and drained and replaced  
> most of
> the fluid...After the R&R of the bomb, the brake light finally went  
> off
> after a few minutes....but the hard brake pedal after startup did  
> not go
> away, and soon the brake light was on again, constantly now.   I  
> checked
> all the connections at the bomb ( line to brake servo, high pressure J
> hose, return line to the hydraulic reservoir) and see no leakage.   
> At this
> point, at idle, there is little brake assist, and if I rev the  
> engine for a
> few minutes, I'll get more assist, but after three-5 hard pushes on  
> the
> brake pedal, I get some feedback like pulsing, then eventually the  
> brake
> pedal gets very hard to push....
>     * I'm thinking servo, but how does one test the pump, and what  
> led the
> servo to go bad AFTER I replaced the bomb? Did some crap get  
> dislodged?
>     * Also observed that rack and servo return line to the pump  
> reservoir (
> hard T shaped line) on the driver's side rail behind the ABS pump  
> looks
> pretty rusty, will likely have to replace. any BTDTs?
>     * Now for the fun part...steering rack clunks hard when turning -
> observed the rack move 1/8 inch on the driver's side against the inner
> fender well - the well looks intact, have to check the other side,  
> but it
> at the very least needs some re enforcement...any BTDTs?
>
>
> thanks..
>
> Happy monday....NOT
>
> -Peter
>
> (something to be said for a $500 90q20v as a backup car.......)
>
>
>
> -Peter Schulz
> Chelmsford Ma, USA
> http://www.naaclub.org/
>
> 1995.5 S6 Emerald/Ecru
> 1991 200 20v Q Avant Titan Grey
> 1991 200 20v Q Avant Indigo Mica (for Sale)
> 1991 90 20v Q Red
>
> 1990 CQ silver
> 1991 CQ silver  (eS2 recipient)
> _______________________________________________
> S-CAR-List mailing list
> S-CAR-List at audifans.com
> http://www.audifans.com/mailman/listinfo/s-car-list
>


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