Toyota Corolla (E120): Replacement
Hint
: components:
1. Precaution
2. Disconnect battery negative terminal
3. Remove horn button assy

- Place the front wheels facing straight ahead.
- using a torx socket wrench (t30), loosen the 2 torx screws until the groove along the screw circumference catches on the screw case.

- Pull out the horn button assy from the steering wheel assy.
- using a screwdriver, release the lock part of each airbag connector and disconnect the 2 airbag connectors.
4. Inspect horn button assy
5. Install horn button assy
- connect the airbag connectors and horn connector.
- install the horn button assy after confirming that the circumference groove of the torx screws is caught on the screw case.
- using a torx socket wrench (t 30), install the 2 screws.
Torque: 8.8 Nvm (90 kgfvcm, 78 in.Vlbf)
6. Inspect srs warning light
Other materials:
If a warning message or indicator is displayed (vehicles with a multi-information
display)
If a warning is shown on the multi-information display, stay calm and perform
the following actions:
1 Master warning light
The master warning light also comes on or flashes in order to indicate that a message
is currently being displayed on the multiinformation display.
2 Multi-information d ...
Inspection procedure
1 Input signal check
See input signal check on page 05–745.
check the indicator light operation when each of the set/
coast, resume/accel and cancel is turned on.
Ok:
set/coast, resume/accel switch:
the signals shown in the table on the left should be
output when each switch is ...
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 ...


