dodge intrepid

i have 1996 intrepid and check engine code says "fuel to lean" and i smell gas coming through the a-c vents , also i'm looking for vacum routing for
a "1996 dodge intrepid" any help will be appreciated.
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For a problem such as this you would have to almost have a scan tool and a fuel pressure gauge to run certain test on the system. The most common cause of that fault would be the up stream 02 sensor not switching but could be a number of other things.
Glenn Beasley Chrysler Tech
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