1995 dodge ram 1500 5.9

Asked by Jun 06, 2016 at 10:39 AM

Question type: Maintenance & Repair

Can't get my pick up to pass emissions.
Hydrocarbons in ppm loaded results fail.
What should I check out first?

1 Answer


HC, CO, NOx your mixture is rich needs to be 14.7 correct fuel trim First suspect is Upstream HEGO sensor(s) NEXT Check the MAP sensor.

Your Answer

Add photo

Related Questions


Search Maintenance & Repair Questions

Maintenance & Repair Experts

#1 Tom Demyan
Tom Demyan
Reputation 168,790
#2 dandyoun
Reputation 91,570
#3 tenspeed
Reputation 73,910
View All

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.