Toyota Corolla Repair Manual: 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
Circuit description
If the ignition switch is turned to the on position, battery positive voltage
is applied to the switches, such as
terminal ig of the ecu.
Wiring diagram
...
Other materials:
Control Display
Brightness
Via iDrive:
1. "My Vehicle".
2. "iDrive settings".
3. "Displays".
4. "Control display".
5. "Brightness at night".
6. Turn the Controller until the desired brightness
is set.
7. Press the Controller.
The setting is stored for the driver profile currently
used.
Depending on the ligh ...
Listening to a USB memory device
Connecting a USB memory device enables you to enjoy music from the vehicle
speakers.
Touch “USB” on the audio source selection screen.
Connecting a USB memory device
Audio control screen
Pressing the “AUDIO” button displays the audio control screen from any screens
of the selected source.
1 ...
Using the audio system
Optimal use of the audio system
Sound quality (treble/bass) and volume balance can be adjusted.
1 Displays the current mode
2 Changes the following setting
• Sound quality and volume balance
The sound quality and balance setting can be changed to produce the best sound.
• Automatic Soun ...
