Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Ignition switch circuit / Inspection procedure
Toyota Corolla (E120): Inspection procedure
1 Check ignition or starter switch assy

- Check the ignition switch, as shown in the illustration and table.
Standard:



2 Check fuse (ecu–b)

- Remove the fuse from the instrument panel j/b.
- check the continuity of the fuse.
Standard: continuity


3 Check relay (marking: ig1)

- Remove the relay from the instrument j/b.
- inspect the relay continuity, as shown in the illustration and table.
Standard:



4 Check tvip ecu

- Disconnect the tvip ecu connector.
- turn the ignition switch on.
- measure the voltage between the terminal of the ecu connector and the body ground, as shown in the illustration and table.
Standard:



Check and replace tvip ecu
Other materials:
Changing audio source
1 Press the “AUDIO” button to display the audio source selection screen.
If the audio source selection screen is not displayed, press the “AUDIO” button
again.
2 Select the desired audio source.
1 Select the desired audio source then
or
to reorder.
...
Child restraint system
fixed with an ISOFIX lower
anchorage (for Puerto
Rico)
■ ISOFIX lower anchorages
(ISOFIX child restraint system)
Lower anchorages are provided
for the outboard rear seats.
(Marks displaying the location of
the anchorages are attached to
the seats.)
■ When installing in the rear
outboard seats
Install the child restraint system
in accordance to the ...
System description
The ecm uses signals from the vehicle speed sensor and crankshaft position
sensor to detect the actual
gear position (1st, 2nd, 3rd or o/d gear).
Then the ecm compares the actual gear with the shift schedule in the ecm memory
to detect the mechanical
trouble of the shift solenoid valves, th ...


