I did multiple things at once so I really can't say what really affected the change the most. At least with the tune:
1. I went ahead and reduced the timing advance by 50%.
2. I turned the...
Type: Posts; User: paulo57509
I did multiple things at once so I really can't say what really affected the change the most. At least with the tune:
1. I went ahead and reduced the timing advance by 50%.
2. I turned the...
Just to close this thread; I got the car to pass.
http://i3.photobucket.com/albums/y94/paulo57509/lumina/2016%20emission%20test_pass_cropped_zpsdjbxufcw.jpg
Saturday afternoon I removed the plenum in order to get to the injectors and fuel rail.
I measured the resistance of each injector and got the following values. Temperature of the injector...
I removed the EGR and jumpered the terminals between 12v and ground. All the solenoids/pintles open. I confirmed that the EGR valve passages are clear with compressed air with the pintles opened.
...
Robert, Thank you for the feedback. I've already been following your diag path but in a different order.
I've replaced the O2 sensor first (I had one on the shelf) with no change.
I hooked up...
My old '92 Lumina (3.1L V6, Auto, 201k miles) failed its biennial emissions test. The results are below.
...