i need to install an o2 sensor in my 2002 A4 1.8t.
does anyone have any resources that show how to do this?
also, how tricky is this install? is it DIY or will i be getting in over my head?
i need to install an o2 sensor in my 2002 A4 1.8t.
does anyone have any resources that show how to do this?
also, how tricky is this install? is it DIY or will i be getting in over my head?
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