Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Toyota vehicle intrusion protection system / Ecu power source circuit
Toyota Corolla (E120): Ecu power source circuit
Circuit description
This circuit provides power to operate the tvip ecu.
Wiring diagram

Inspection procedure
1 Check fuse (ecu–b)

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


2 Check tvip ecu

- Disconnect the tvip ecu connector.
- measure the voltage between the terminals of the ecu connector, as shown in the illustration and table.
Standard:



3 Check wire harness (tvip ecu body ground)

- Disconnect the tvip ecu connector.
- check the connector on the harness side, as shown in the illustration and table.
Standard:



Check and replace tvip ecu
Other materials:
Bluetooth® Audio
Operating a Bluetooth® enabled portable player
1 Power
2 Volume
3 Select an album, fast-forward or reverse
4 Repeat play
5 Random playback
6 Selecting an item
7 Displays text message
8 Playback
9 Playback/pause
10 Search playback
11 Select a track
Selecting an album
Press (
) or ...
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.
...
Head restraints
Head restraints are provided
for all seats.
WARNING
■Head restraint precautions
Observe the following precautions
regarding the head restraints.
Failure to do so may result in
death or serious injury.
Use the head restraints
designed for each respective
seat.
Adjust the head restraints to th ...


