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Old 08-26-2021, 05:12 PM   #6
Deerhurst
4/86 SE-V6 2 tone 4x4 HB
 
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Join Date: Apr 2013
Location: Oregon
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Vehicle: 1986.5 SE-V6 4WD D21, 2003 Audi A4 Avant 3.0 Quattro
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Quote:
Originally Posted by LugNut1990 View Post
Three times? It's an engine issue -- running too rich, most likely. Emission controls still in place and fully functional, e.g., your upstream O2 sensor? Even a really bad air filter can cuase such.



Lean is hot, rich is cold.
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1986.5 SE-V6 4X4 D21 Hardbody
Pacesetter Long Tube Headers
Morimoto Mini D2S HID Projectors and Hella 500s
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