Toyota Camry Manual page 1366

5 Check the blockage of IAC valve and the passage to bypass the throttle valve.
OK
Check and replace ECM (See page IN–31).
6 Check for A/C signal circuit (See page AC–88).
OK
Check air induction system
(See page SF–1).
DIAGNOSTICS – ENGINE (1MZ–FE)
NG Repair or replace IAC valve.
NG Repair or replace.
Author : Date :
DI–339
574