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power steering
 Moderated by: Tom James, MOTman, KevG  

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Wesley
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Joined: Tue Sep 25th, 2007
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 Posted: Sun Mar 2nd, 2008 10:41 pm

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As Castrolrob says, remove and clean the relief valve.

A Pump doesn`t provide pressure,  A Pump provides Flow. Its the resistance to flow that provides the Pressure. And The Releif Valve controls this.

castrolrob
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 Posted: Sun Mar 2nd, 2008 04:19 pm

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i have had this problem a couple of times(ref prior answer)and as its pretty common your 2nd hand bits are probably suspect.rack doesnt supply pressure the pump does.do the maths...

brainstorm
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 Posted: Tue Feb 26th, 2008 12:20 pm

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Iv`e had this worry for the last few years,different test stations said different things.I have replaced both the rack and the pump(second hand).Trouble is everyone thinks because you have a sports car you can afford new parts (new rack about £1700, new pump £800.For a 1990 car this is rediculious.

thanks guys

castrolrob
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 Posted: Mon Feb 25th, 2008 09:08 pm

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normally caused by the pressure relief valve in the pump...

kev1975
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 Posted: Mon Feb 25th, 2008 06:03 pm

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if it happened during the test it would be a failure .

brainstorm
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 Posted: Mon Feb 25th, 2008 05:27 pm

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I have a toyota supra with an intermittant power steering problem,ie:power steering does not work all the time.Would this be a point of failure?

 


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