DTC P0442: EVAP Emission Control System Small Leak Detected (1 Mm), DTC P0455: EVAP Emission Control System Large Leak Detected & DTC P0456: EVAP Emission Control System Small Leak Detected (0.5 Mm): Notes
NOTE:
DTC P0455 may be set and Malfunction Indicator Light (MIL) illuminates, when refuelling vehicle with engine running or fuel filler cap is open/loose when engine is running.
NOTE:
Before performing any diagnostic test, refer toWARNINGS, CAUTIONS and NOTES underDIAGNOSTIC TESTS
.
NOTE:
Testing individual components does not isolate shorts or opens. Perform all voltage tests using a Digital Volt-Ohmmeter Meter (DVOM) with a minimum 10-megohm input impedance, unless stated otherwise in test procedure. Use ohmmeter to isolate wiring harness shorts or opens.