× 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

P0456 Diagnostic Trouble Code Discussion for November 2014

EVAP System Small Leak

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 P0456
Help Request Posted
2005 Toyota Matrix 1.8L MIL Lamp on VIN: 2T1LR32EX5
P0456: EVAP System Very Small Leak Detected. This has an evap problem. Purge valve tests ok, vent valve test ok, vsv by canister switching ok. Performed smoke test and no external leak found. Not sure where else to check. There are a lot of vacuum lines in canister assembly. I am sure there is someone wh...
November 09, 2014