Chrysler Repair Questions? Ask a Mechanic for Answers ASAP
Hello, my name is ***** ***** I am a professional here at Just Answer. I have noticed that your question was not getting a response and thought I would see if you still need help with this.I apologize for the delay and I hope I can still assist you with this here. If you can give me the model of your 2003 Chrysler as well as the engine size I will have a look and see if I can help you get this code P0452 resolved. Post back with this information and we can work from there.
The code P0452 indicates that the NVLD Pressure Switch Stuck Closed. In order to determine the cause you are going to need to do some testing. See the test steps in the link below.https://dl.dropboxusercontent.com/u/104923897/NLV%20valve%20aug%2017.pdf