AskPatty Certified Female Friendly Logo

Automotive Advice

At AskPatty, we focus on giving the best automotive advice for helping people with their car questions. If you have a car question, start by asking our automotive experts. You can also use the search bar in the top right to search for a specific issue. All car questions are welcome and we look forward to helping you!


Ask a QuestionSearch for Code P0452 Questions - Page 1 of 1


I have a code p0452. I changed the fuel pressure regulator and gas cap, but it still idols rough and the check engine light will not go off even after being cleared.
What is code p0452 and how do i fix it

Need Car Advice?

Ask The Experts!

Looking for a New or Used Car?

Search for our Certified Female Friendly® Car Buying Marketplace locations

Help Our Charities