Join Now
International Automotive Technicians Network

P0456 Diagnostic Trouble Code Discussion for January 2007

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
2002 Mercedes-Benz C230 Kompressor 2.3L MIL Lamp on VIN: WDBRN47J12
P0456: Evaporative Emissions System Leak Detected very small leak. ... light and OBDII emissions failure. I tracked the P0128 down to a faulty themostat and have one on order. The P0456 shows a small evap leak detected per AllData but my scan tool brings it up as a gross EGR leak. I need to know which system this code is for ...
January 16, 2007
2002 Mercedes-Benz C230 Kompressor 2.3L MIL Lamp on VIN: WDBRN47J12
P0456: Evaporative Emissions System Leak Detected very small leak. ... light and OBDII emissions failure. I tracked the P0128 down to a faulty themostat and have one on order. The P0456 shows a small evap leak detected per AllData but my scan tool brings it up as a gross EGR leak. I need to know which system this code is for ...
January 16, 2007