P0456

DTC P0456 EVAP Emission Control System Small Leak Detected (0.5 mm)

Test Procedure Part 1:

Test Procedure Part 2:

Test Procedure Part 3:

Test Procedure Part 4:

NOTE
- If DTC P0455 is stored and MIL is illuminated, before proceeding to evaporative system test and repair, verify whether the customer was running the engine during refueling.
- If an obvious cause for DTC P0455 is an engine running during refueling, erase the DTC P0455 using Hi-Scan and do not repair the evaporative system. However, the vehicle should be monitored to find reoccurrence of the concern which may come from actual evaporative system.