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I have a 1996 thunderbird 4.6
Starts up wont stay runnig
Give it gas stays running but at high idal let off gas stalls out have a po155 code 02 sensor bank 2 sensor 1 also when i keep it running exhaust fumes out tail pipe smell rich would the 02 sensor keep it from staying running
 

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Super Moderator
97 Thunderbird 4.6, 98 Mark VIII LSC
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11,171 Posts
My first guess is that it's MAF sensor related if it's running that rich when idling. Disconnect the MAF then try to start it, and see what it does.
 

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SuperNewbie
1995 Thunderbird LX 4.6 red
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3,592 Posts
Also make sure there are no vacuum lines broken or disconnected. How long have you driven this car, how recently has the issue started?
 
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