Toyota Celica 2005 Repair Manual page 462

OBD ll scan tool (excluding hand−held tester):
1 Check connection of PCV piping.
OK
2 Check air induction system.
CHECK:
Check the air induction system vacuum leaks.
OK
3 Check A/C signal circuit.
OK
4 Check blockage of IAC valve and passage to bypass throttle valve.
OK
2005 CELICA (RM1131U)
DIAGNOSTICS − ENGINE (1ZZ−FE)
NG Repair or replace PCV piping.
NG Repair or replace air induction system.
NG Repair or replace A/C signal circuit.
NG Replace IAC valve.
461
DI−263