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:
Power steering
Preparation
Sst
Recomended tools
Equipment
Lubricant
Ssm
...
On–vehicle inspection
1. Inspect speedometer
check the operation.
Using a speedometer tester, inspect the speedometer fro allowable
indication error and check
the operation of the odometer.
Reference:
Notice:
tire wear and tire over or under inflation will increase the indication error.
...
Replacement
Hint:
installation is in the reverse order of the removal. But the installation is
indicated only when it has a point.
1. Remove rear door opening trim rh
2. Remove rear door opening trim lh
3. Remove rear seat cushion assembly ( or 72–8)
4. Remove rear seat back assy (fixed type rear seat) ...


