Join Now
International Automotive Technicians Network

P0456 Diagnostic Trouble Code Discussion for September 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
2003 Mercedes-Benz C230 Kompressor 1.8L readiness monitors VIN: WDBRN40J73
P0456: evaporation system leak detected very small leak. Hi Fellows ! Car comes back because of the same code.Last time we replace the gas cap and the check engine light was off for about 3 weeks (i wonder why ?) .Customer was sure it's fixed,so he didn't take it for the emission test. I pressurize the tank system t...
September 23, 2007
2002 Chrysler PT Cruiser 2.4L MIL Lamp on VIN: 3C4FY48B42
P0456: EVAP System Small Leak Detected. This PT has a PO456 code for a small evap leak.Which is turning on the check engine light. I have put smoke to it and I get alot of smoke coming out of the leak detection pump filter, located above the fuel tank.There is no smoke anywhere else. I was wondering...
September 30, 2007
2003 Mercedes-Benz C230 Kompressor 1.8L readiness monitors VIN: WDBRN40J73
P0456: evaporation system leak detected very small leak. Hi Fellows ! Car comes back because of the same code.Last time we replace the gas cap and the check engine light was off for about 3 weeks (i wonder why ?) .Customer was sure it's fixed,so he didn't take it for the emission test. I pressurize the tank system t...
September 23, 2007
2002 Chrysler PT Cruiser 2.4L MIL Lamp on VIN: 3C4FY48B42
P0456: EVAP System Small Leak Detected. This PT has a PO456 code for a small evap leak.Which is turning on the check engine light. I have put smoke to it and I get alot of smoke coming out of the leak detection pump filter, located above the fuel tank.There is no smoke anywhere else. I was wondering...
September 30, 2007