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2004 v70 MAF and idling issue

Help, Advice, Owners' Discussion and DIY Tutorials on Volvo's stylish, distinctive P2 platform cars sold as model years 2001-2007 (North American market year designations).

2001 - 2007 V70
2001 - 2004 V70 XC (Cross Country)
2004 - 2007 XC70 (Cross Country)
2001 - 2009 S60
2003 - 2007 S60 R
2004 - 2007 V70 R
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jimmy57
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Joined: 12 November 2010
Year and Model: 2004 V70R GT, et al
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Re: 2004 v70 MAF and idling issue

Post by jimmy57 »

Which engine?

MAF problems related to air leaks between MAF and throttle or MAF and turbo cause lean condition. If it is turbo then leaks between turbo-intercooler-throttle cause rich condition usually.
Vacuum leaks on either cause idling lean condition
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