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Strange noise!

Posted: Thu Jul 03, 2014 1:59 pm
by will_kdy
Hi all,

After a bit of advice...

I've recently changed my non res Milly for a res well section anyway.. about 2 months after buying the car I noticed a whistle type whirr coming from the front of the engine bay on start up lasting about 2-3 minutes, I believe this is a system for warming the cats? anyway this whistle or whirr has now become almost a screech almost like the sound that comes from the power steering on full lock! It lasts about the same 2-3 mins after start-up.
Obviously it is alot more apparent after quietening down the exhaust!!

Has anyone ever had this happen before? If so what was the cause outcome?

Thanks in advance

Will.

Re: Strange noise!

Posted: Thu Jul 03, 2014 2:18 pm
by sar
sounds like the secondary air injection pump is kaput.

Re: Strange noise!

Posted: Thu Jul 03, 2014 3:55 pm
by will_kdy
Thanks sar!

Jesus they aint cheap either! can this be done by a complete novice with the right spanners or is it a rear ending raping by the stealers?

Re: Strange noise!

Posted: Thu Jul 03, 2014 6:59 pm
by MikeFish
Get rid of it. Will need mapping to stop the error coming up though. Speed the money on an MRC map instead.