-
Welcome Visitor! Please take a few seconds and Register
for our forum. Even if you don't want to post, you can still 'Like' and react to posts.
Search results
-
emissions fail
Hey i have a 1993 ford ranger with a 4l v6 and its manual. I just took it for emissions and it fail, when i checked the plugs the right side of the engines plugs were brown and the left side the plugs were all white like that side of the engine was running lean. Some one said it was my o2...- Jimmi
- Thread
- Replies: 7
- Forum: 4.0 Liter Forum