× 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 March 2013

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
2001 Hyundai Elantra GT 2.0L MIL Lamp on, monitors not ready VIN: KMHDN55D51
P0456: EVAP System Very Small Leak Detected. ... emissions inspection. Reading codes in OBD II generic using MODIS results in a "U0D00", but reading under 'vehicle specific' yields the P0133, P0456, and P1166. After erasing codes, U0D00 resets immediately, and under vehicle specific, the P0133 s...
March 27, 2013