Toyota Corolla (E120) 2002–2008 Repair Manual / Drive shaft / propeller shaft / Drive shaft, propeller shaft, axle / Problem symptoms table
Toyota Corolla (E120): Problem symptoms table
Problem symptoms table use the table below to help you find the cause of the problem. The numbers indicate the priority of the likely cause of the problem. Check each part in order. If necessary, replace these parts.

Other materials:
Handling of hose clamps
Before removing the hose, check the depth of the inserting
portion and the clamp position in order to restore it
surely.
change a deformed or dented clamp for a new one.
in case of reusing the hose, install the clamp on the hose
where it has a clamp track.
for a ...
Terminals of ecu
Oscilloscope wave (*1)
Hint:
terminal: od – gnd
gauge set: 5 v / div, 50 ms / div
condition: during cruise control driving o/d switch on.
...
Circuit description
The rotary solenoid type idle air control (iac) valve is located
under the throttle body and intake air bypassing the throttle
valve flows into the iac valve through the passage.
In this way the intake air volume bypassing the throttle valve is
regulated, controls the engine speed.
The ...


