× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P1456 Diagnostic Trouble Code Discussion for April 2011

EVAP System Very Small Leak Detected

Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1456
Help Request Posted
1999 Honda Civic LX 1.6L MIL Lamp on VIN: 1HGEJ6671X
P1456: Evap system leak gas tank area. ... and code P1456, I did smoke test and feed it to tube fuel vent (hose from tank to to canister)and find over vent shut valve leaking and was wondering if it is normal,also did it when I did apply smoke to filler neck, I also have a small Gas cap leak and go...
April 13, 2011