P0301

[east302]

In case you don’t have it...

 

[Kelsda]

Thanks a lot east302

 

[Kelsda]

Cleaning valve covers for paint noticed inside of left side cover looks like this kind of brown finish wipes off but what is it inside other side black anyone know why ?

 

[HiHoeSilver]

Cleaning valve covers for paint noticed inside of left side cover looks like this kind of brown finish wipes off but what is it View attachment 241529 View attachment 241528 inside other side black anyone know why ?

Curious, for sure.

 

[exp500]

One valve cover has direct vacuumn, the other air cleaner vacuumn. Clean for a hi mile. What oil you using? Valvolene Dino always makes a dark film as you call it, but the rest stays clean.

 

[Kelsda]

Curious, for sure.

Spoke to a friend he says pvc side thinks its moisture but I beg to differ

 

[Kelsda]

Ok upper and lower intake back in sanded,primed,and painted valve covers in spray booth now off to oven to bake on finish (top of furnace) spider was a little tough putting it in hope this is my problem one injector in way of throttle body but installed as per directions can’t really move it

 

[Kelsda]

Ok finished up spider conversion code 301 is gone drove and idled nice 45 minutes later boom check engine lit up wtf po154 it’s an 02 bank 2 sensor 1 clear it, back on po152 same bank 2 sensor 1back and fourth every time I cleared it so tonight I cleaned with carb cleaner swap out 02s from left to right good news now I have po134 bank 1 sensor 1 so it is safe to say sensor is bad and found this on the side of the road. Brought it back to the store earning a free pie for my honesty

 

[Kelsda]

Cleared P0134 running great no more check engine light did a half assed wax job looking pretty good thanks for all the support

 

[OR VietVet]

Very nice!