Toyota Celica 2005 Repair Manual page 722

22 Check for open and short in harness and connector between EFI main relay
(Marking: EFI) and pressure switching valve, and pressure switching valve and
ECM (See page IN−30).
OK
Replace ECM (See page SF−78).
23 Check fuel tank inlet valve.
OK
24 Check fuel tank.
OK
It is likely that vehicle user did not properly
close fuel tank cap.
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (2ZZ−GE)
NG Repair or replace harness or connector.
NG Replace fuel tank inlet valve.
NG Replace fuel tank.
721
DI−523