Toyota Corolla (E170): Sound setting
1 Display the “Phone/Message Settings” screen. 2 Select “Sound Settings” on the “Phone/Message Settings” screen.
1 Set the desired ringtone.
2 Adjust the ringtone volume.
3 Adjust the message readout volume.
4 Set the desired incoming SMS/MMS tone.
5 Adjust the incoming SMS/ MMS tone volume.
6 Set the incoming e-mail tone.
7 Adjust the incoming e-mail tone volume.
8 Adjust the default volume of the other party's voice.

■To return to the default volume settings
Select “Default”, and then “Yes”.
Other materials:
How to proceed with troubleshooting
1 Vehicle brought to workshop
2 Customer problem analysis
3 Check and clear dtc
4 Problem symptom confirmation
Symptom does not occur (go to
step 5)
5 Symptom simulation
6 Dtc check
7 Dtc chart
8 Problem symptoms table
9 Circuit inspection
10 Confirmation test
End
...
On–vehicle inspection
1. Inspection throttle body idle speed control valve assy
Notice:
it is impossible to check the resister value and the operation
of isc valve by itself, because the isc valve
has an ic circuit inside it, which transforms the duty
signal from the ecm to the derive signal.
After check ...
Stopping
► Automatic transmission or continuously
variable transmission
1 With the shift lever in D, depress the brake pedal.
2 If necessary, set the parking brake.
If the vehicle is to be stopped for an extended period of time, shift the shift
lever to P or N. (, 174, 176) ► Manual ...


