Login|Contact Us
Question and Answer

Dodge

Ask a Dodge Question, Get an Answer ASAP!

  • Ask A Question
  • Browse Answers
  • Meet The Experts
  • How JustAnswer Works

No Comment Added

 

Customer Question

No Comment Added

 

Optional Information:
2001 Dodge 2.4

Already Tried:
p0456

Submitted: 1870 days and 1 hours ago.
Category: Dodge
Value: $15
Status: CLOSED

Accepted Answer

Picture
Expert:  TIM replied 1870 days and 1 hours ago.

this faulr code is a small evap leak--

Symptom:

P0456-EVAP SYSTEM SMALL LEAK

When Monitored and Set Condition:

P0456-EVAP SYSTEM SMALL LEAK

When Monitored: Ignition off. Fuel Level less than 88%. Ambient Temperature between

4°C to 43°C (39°F to 109°F)

Set Condition: Due to temperature changes a vacuum is created in the fuel tank and

EVAP system. With the EVAP system sealed, the PCM monitors the NVLD switch. If the

NVLD switch does not close within a calibrated amount of time an error is detected.

POSSIBLE CAUSES

GOOD TRIP EQUAL TO ZERO

LEAK AT GAS CAP

VEHICLE HISTORY AND SERVICE BULLETIN INVESTIGATION

VISUAL AND PHYSICAL INSPECTION

VERIFY EVAPORATIVE EMISSION SYSTEM LEAK

EVAP PURGE SOLENOID OPERATION

EVAPORATIVE EMISSION LEAK DETECTION

GAS CAP

NVLD

Expert TypeSERVICE MANAGER
Category: Dodge
Pos. Feedback: 97.0 %
Accepts: 4055
Answered: 3/1/2008

Experience: DODGE SERVICE MANAGER- 20 + YEARS

Ask this Expert a Question >
 
Tweet

11 Dodge Mechanics are Online Right Now

Ask Your Question Now
Dodge Questions Date Submitted
intreped: dodge intreped 1999 2.7 car was over heating last 3/28/2013
Ram van: Just purchased a 2001 dodge ram van, 5.2 v8, 37000 3/28/2013
ram 1500 slt: Hi my 2004 dodge ram 1500 sport wont start, it 3/28/2013
RA-HCH 3/28/2013
Dakoda: I have a 1999 Dodge Dakoda 3.9L 4x4 I need to know 3/28/2013
ram 2500: 2004 dodge ram 2500 4.7 L timing problem and the 3/28/2013
Grand caravan: after Dodge dealer;replaced the crank and cam 3/28/2013
dodge caravan: how to replace brake booster on dodge caravan 3/28/2013
Viper GTS Coupe: My 1995 Dodge Viper GTS coupe has been discharging 3/28/2013
rear brakes on 2004 dodge 4x4 wont work i hav replaced pads 3/28/2013
RSS
Next 10 >
Ask A Dodge Mechanic
Type Your Dodge Question Here...
characters left:

Top Dodge Experts

See More Dodge Mechanics

In The News

Nbc
Washington Post
New York Times
Cnn
Learn More

How It Works

  • Ask an Expert
  • Get a Professional Answer
  • Ask Followup Questions
  • 100% Satisfaction Guarantee
Learn More
close
Find Expert answers related to your question.
Sign up using email
We will never post anything without your permission.
Already have an account? Sign in

Ask a Dodge Mechanic

Get a Professional Answer. 100% Satisfaction Guaranteed.
201 Dodge Mechanics are Online Now
Type Your Dodge Question Here...
characters left:
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.
Truste
Contact Us | Terms of Service | Privacy & Security | About Us
© 2003-2013 JustAnswer LLC