idle problems
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From: brierley hill
sound peeps, im havin a few problems wiv my rs turbo cabbie,when im driving along its all good but when i come to slow down the revs go right down an cuts out,an when it comes on boost it judders realy bad,i checked the timing and all is good,no boost leaks as far as i know,but i did take the spark plugs out and they are all white wot does this mean! its not long bin rebuilt an its not chipped, an running standard boost.any ideas because summer is round the corner and its gota be sorted thanx craig
i had this problem on my S1...was the dizzy body losing spark. Happened on my S1 a year later and was the fuel pressure regulator...was losing pressure when the car was slowing down causing the car to cut out.
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sound peeps, im havin a few problems wiv my rs turbo cabbie,when im driving along its all good but when i come to slow down the revs go right down an cuts out,an when it comes on boost it judders realy bad,i checked the timing and all is good,no boost leaks as far as i know,but i did take the spark plugs out and they are all white wot does this mean! its not long bin rebuilt an its not chipped, an running standard boost.any ideas because summer is round the corner and its gota be sorted thanx craig

May be running lean as this is what white plugs indicate?
Is the system air tight from the fuel pump to the inlet valve? Plenum gasket etc as a slight air induction in the wrong place with MFI can cause problems even the dipstick and oil cap have to be a good seal.
Martin.
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