Question about 1994 Volvo 850
Clean your throttle body with some carb cleaner and then check your egr valve it may be clogged as well if it is take it off and clean the bottom hole where the egr seats it fills up with carbon deposits and blocks the flow also the egr valve may be clogged as well so clean it out iwth carb cleaner or soak in some gas so it can breakdown the carbon deposits it may have built to the point where it cause the valve to stay stuck open or closed.
Posted on Dec 11, 2008
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Posted on Jan 02, 2017
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