Toyota Corolla (E120) 2002–2008 Repair Manual / Engine control system / Sfi system / On–vehicle inspection
Toyota Corolla (E120): On–vehicle inspection
1. Inspection throttle body idle speed control valve assy

Notice
:
- it is impossible to check the resister value and the operation of isc valve by itself, because the isc valve has an ic circuit inside it, which transforms the duty signal from the ecm to the derive signal.
- After checking, erase the dtc.
- Clear the dtc after inspection.
Hint
: when the isc valve system has malfunctions except for its adherence, dtc p0505 is detected.
- Operation inspection.
- Connect the isc connector to the isc valve.
- Check the isc valve movement when the ignition
switch is turned on.
Movement: half open " fully close " fully open " half open
Hint: isc valve moves within 0.5 Second.
Other materials:
Overhaul
Notice: when installing, coat the parts indicated by the arrow with
power steering fluid or molybdenum disulfide lithium base grease.
1. Precaution
2. Disconnect battery negative terminal
3. Inspect center front wheel
4. Remove horn button assy
5. Remove steering wheel assy
sst 09950–50013 ...
Continuously variable transmission
(vehicles with paddle shift
switches)
Select the shift position
depending on your purpose
and situation.
Shift position purpose
and functions
P - Parking the vehicle/
starting the engine
R - Reversing
N - Neutral
(Condition in which the
power is not transmitted)
D - Normal driving*
M - 10-speed sport sequential
shiftmatic mode driving
* ...
Starting & charging
Preparation
Sst
Recomended tools
Equipment
...


