p0175

Have an 05 TJ 4L I6. Had a misfire issue when I bought in 2020, let it run until it started having major problems with the following: acceleration on the highway, idling rough, multiple turns of the key to start. When I first got it, replaced the starter and spark plugs (used autolite plugs like...

I have a 2006 Jeep LJ with a 4.0 L6 running a Banks Turbo. I am having problems with a P0172 and P0175. From the long lists of common problems that could create the error, Is there a known single characteristic that causes this problem? Where should I start