Toyota Celica 2005 Repair Manual page 619

DI−420
6 Check air induction system.
CHECK:
Check the air induction system for vacuum leaks.
OK
7 Check fuel pressure (See page SF−6).
CHECK:
Check the fuel pressure (high or low pressure).
OK
8 Check injector injection (See page SF−22).
OK
Replace heated oxygen sensor
(bank 1 sensor 1).
9 Perform confirmation driving pattern.
HINT:
Clear all DTCs prior to performing the confirmation driving pattern.
Go
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (2ZZ−GE)
NG Repair or replace induction system.
NG Check and repair fuel pump, pressure regulator,
fuel pipe line and filter (See page SF−1).
NG Replace injector.
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